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  • PTAB · Feb 9, 2026 · IPR2025-00750 · APJ Benjamin D M Wood · IPR · Rehearing

    The Board denied rehearing, leaving institution denied because Petitioner did not show a reasonable likelihood of prevailing on claims 1–22 under the challenged obviousness grounds.

    RulingsRehearing decision
    • RehearingRehearing, deniedDenied

      “Petitioner misstates the Decision’s reasoning. As is clear from the previous discussion, we determined that Petitioner’s articulated reasons for combining EP’536 with CN’180 lacked a rational underpinning, not because “EP’536 does not relate to ‘air bags,’” but because the means by which EP’536’s device inflates differs fundamentally from that of CN’180’s device. Dec. 17–18. Petitioner did not acknowledge this critical difference in the Petition, and continues not to do so in its Rehearing Request.” slip op. at 5

    • Obviousness (§103) › Motivation to combine / reasonable expectation of successMotivation not foundNot shown unpatentable

      “EP’536 with CN’180 lacked a rational underpinning because EP’536’s inflation mechanism differs fundamentally from CN’180’s inflation mechanism. Dec. 17–18. As we stated, whereas CN’180’s fall-protection belt uses an airbag that requires an external source of pressurized air to inflate, EP’536’s garment does not need an external inflation device because “the gas generating agent 18 in each envelope automatically generates gas and inflates the envelopes in response to rising temperatures.” Id. at 18 (citing Ex. 1004 ¶ 15; Ex. 1005 ¶¶ 5, 19). This difference reflects the fundamentally different purposes of the two devices: CN’180’s device is designed to provide “fall protection” to, e.g., “elderly people,” (Ex. 1005 ¶ 1, 3), whereas EP’536’s device provides “adaptive thermal insulation” for, e.g., garments worn by fire fighters. Ex. 1004 ¶¶ 1–3, 250. Because of the different means by which EP’536’s and CN’180’s devices inflate and the different purposes for doing so, we were not persuaded that one of ordinary skill in the art would have combined the references as Petitioner proposed. Dec. 18. We further noted that the modification would not have improved the reusability of EP’536’s device “by having only one mechanism to recharge,” because EP’536’s “gas generating agent does not need any ‘mechanism to recharge.’” Dec. 18. Instead, we noted EP’536’s teaching that its gas generating agent “automatically recombines or condenses in response to a temperature decrease to return the envelopes, and therefore the garment, to its original thickness, at which point the gas generating agent is ready for subsequent reactivation.” Id. (citing Ex. 1004 ¶¶ 139–141). Finally, we determined that replacing EP’536’s envelopes with CN’180’s airbag “would have made EP’536’s invention unsuitable for its intended purpose: providing a protective garment with ‘adaptive thermal insulation.’” Dec. 19. We stated that “Petitioner does not suggest, and we have found nothing in the record to establish, that CN’180’s airbag would provide this feature.” Id. at 20.” slip op. at 3

    • Obviousness (§103) › KSR rationalesMotivation not foundNot shown unpatentable

      “rationales for combining EP’536 and CN’180. Reh’g Req. 6–7. First, Petitioner asserts that we “improperly rejected Petitioner’s ‘simple substitution’ evidence in view of [the Board’s] incorrect conclusion that EP’536 does not disclose an ‘external source of inflation [EP’536’s dosing aids].’” Id. at 6 (citing Dec. 18–19). This argument is unpersuasive at least because, as we discussed above, EP’536’s dosing aids do not constitute an external source of inflation. Petitioner further argues that we incorrectly evaluated its “obvious to try” rationale because, contrary to our analysis, Petitioner did in fact identify a problem to be solved by its “finite number of solutions”: “simplify[ing] the design and reduc[ing] the number of required inflation mechanisms.” Id. at 6–7. The Petition’s entire “obvious to try” discussion is as follows: [A] POSITA would have found it obvious to try a one-piece airbag 10 with strip-shaped inflation units 12 in the EP’536- CN’180 airbag system because it would have been a selection from a finite number of identified predictable solutions (i.e., using one chamber with connected individual inflation units 12 versus multiple individual envelopes 20). 5 Petitioner also argues that dosing aids are “needed in order to make the disclosed device reusable.” Reh’g Req. 5–6. This is incorrect, as EP’536 conveys that the reusability of the device is a result of the gas generating agent condensing or recombining when temperatures fall. Ex. 1004 ¶¶ 139– 141. Even if it were true, however, it is unclear how it would support Petitioner’s argument. Pet. 16. As is evident, Petitioner did not identify a design need, market pressure, or other problem that would have been addressed by its identified “solutions,” and therefore we were not persuaded by this rationale. Dec. 19. Petitioner’s attempt to cure this deficiency in its Rehearing Request is tardy. We cannot misapprehend or overlook an assertion that Petitioner fails to make in the Petition. It is also insufficient. Petitioner does not provide any evidence of a known design need or market pressure to “simplify [EP’536’s] design” or reduce the number of “required inflation mechanism” it uses.” slip op. at 7

    § 103 obviousness
    Patents in suitUS 12,012,065
  • PTAB · Oct 15, 2025 · IPR2025-00750 · APJ Benjamin D M Wood · IPR · Institution

    The Board denied institution for claims 1–22 because Petitioner did not show a reasonable likelihood of prevailing on any of its three obviousness grounds.

    RulingsInstitution decision
    • PTAB / AIA Trials › Institution threshold (reasonable likelihood / more likely than not)Institution denied meritsInstitution denied

      “Because Petitioner has not shown a reasonable likelihood of establishing that one of ordinary skill in the art would have combined EP’536 (with or without Hatton) and CN’180 in the proposed manner, Petitioner has not shown a reasonable likelihood of prevailing with respect to claims 1 and 18. 5. Claims 2–17 and 19–22 Because Petitioner has not shown a reasonably likelihood of prevailing with respect to independent claims 1 and 18, Petitioner also has not shown a reasonable likelihood of prevailing with respect to the claims that depend therefrom (claims 2–17 and 19–22).” slip op. at 20

    • Skill levelSkill level petitioner adoptedDecided for petitioner

      “Patent Owner does not offer its own definition of the level of ordinary skill or dispute Petitioner’s definition. See generally Prelim. Resp. The level of ordinary skill in the art usually is evidenced by the references themselves. See Okajima v. Bourdeau, 261 F.3d 1350, 1355 (Fed. Cir. 2001); In re GPAC Inc., 57 F.3d 1573, 1579 (Fed. Cir. 1995); In re Oelrich, 579 F.2d 86, 91 (CCPA 1978). As Petitioner’s unchallenged description of an ordinarily skilled artisan appears consistent with the subject matter discussed in the references and that of the challenged claims, for purposes of this Decision we apply Petitioner’s description of a person of ordinary skill in the art.” slip op. at 8

    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)Other

      “For purposes of our analysis, we need only address the meaning of “planar structure,” and only to note that this limitation requires that all portions of the casing body, when inflated against the first mesh portion, second mesh portion, and tie elements, “form a planar structure” when the casing body is inflated. This is evident from both the claim language and the written description of the ’065 patent. Limitation [1e] of claim 1 recites that in the inflated condition, “said portions of the casing body” are “inflated against said first mesh portion, said second mesh portion, and said tie elements.” We understand “said portions of the casing body” to refer to all of the portions of the casing body. Likewise, “said first mesh portion, said second mesh portion, and said tie elements” refers to the entire mesh structure recited in limitation [1a]. Thus, this limitation requires all of the casing-body portions to inflate against the entire mesh structure to form the “planar structure.” This reading is consistent with the Specification. The Specification teaches that “[t]he first mesh portion and the second mesh portion together with the tie elements determine with the casing body the final shape of the inflatable element,” which “can reach a generally flat and planar final shape.” Ex. 1001, 4:19–23; see also id. at 4:59–5:3 (teaching that the casing body inflated within the mesh structure results in a “globally planar structure”). Here, “inflatable element” refers to the entire structure because it is comprised of the mesh structure and casing body. Id. at 3:11–18. Thus, the entire structure, when inflated, is “generally flat and planar.”” slip op. at 9

    • Claim Construction › Intrinsic evidence (Phillips canons) › Plain and ordinary meaning to a POSITATerm construed board ownDecided for patent owner

      “portions of the casing body, when inflated against the first mesh portion, second mesh portion, and tie elements, “form a planar structure” when the casing body is inflated. This is evident from both the claim language and the written description of the ’065 patent. Limitation [1e] of claim 1 recites that in the inflated condition, “said portions of the casing body” are “inflated against said first mesh portion, said second mesh portion, and said tie elements.” We understand “said portions of the casing body” to refer to all of the portions of the casing body. Likewise, “said first mesh portion, said second mesh portion, and said tie elements” refers to the entire mesh structure recited in limitation [1a]. Thus, this limitation requires all of the casing-body portions to inflate against the entire mesh structure to form the “planar structure.” This reading is consistent with the Specification. The Specification teaches that “[t]he first mesh portion and the second mesh portion together with the tie elements determine with the casing body the final shape of the inflatable element,” which “can reach a generally flat and planar final shape.” Ex. 1001, 4:19–23; see also id. at 4:59–5:3 (teaching that the casing body inflated within the mesh structure results in a “globally planar structure”). Here, “inflatable element” refers to the entire structure because it is comprised of the mesh structure and casing body. Id. at 3:11–18. Thus, the entire structure, when inflated, is “generally flat and planar.”” slip op. at 10

    Claim construction§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 12,012,065
  • PTAB · Oct 10, 2025 · IPR2025-00653 · APJ Bart A Gerstenblith · IPR · Institution

    The Board denied institution on all claims because the Petition did not show a reasonable likelihood that any challenged claim was unpatentable over the asserted grounds.

    RulingsInstitution decision
    • PTAB / AIA Trials › Institution threshold (reasonable likelihood / more likely than not)Institution denied meritsInstitution denied

      “An inter partes review may be instituted only if “the information presented in the petition . . . and any [preliminary] response . . . shows that there is a reasonable likelihood that the petitioner would prevail with respect to at least 1 of the claims challenged in the petition.” 35 U.S.C. § 314(a) (2024). For the reasons given below, on this record Petitioner has not established a reasonable likelihood that it would prevail in showing the unpatentability of any of the Challenged Claims. Accordingly, we do not institute an inter partes review.” slip op. at 2

    • Skill levelSkill level patent owner adoptedDecided for patent owner

      “The parties’ proposed levels of ordinary skill in the art are similar, although Patent Owner proposes two years of experience along with a bachelor’s degree whereas Petitioner proposes “significant” experience. Patent Owner also proposes an alternative with more extensive experience in lieu of a bachelor’s degree. Although we find Petitioner’s proposed qualifications acceptable, we adopt Patent Owner’s proposed qualifications for the purposes of this Decision because they offer a wider range of qualifications that nonetheless comport with the level of ordinary skill necessary to understand and implement the teachings of the ’504 patent and the asserted prior art. See Okajima v. Bourdeau, 261 F.3d 1350, 1355 (Fed. Cir. 2001); In re GPAC Inc., 57 F.3d 1573, 1579 (Fed. Cir. 1995); In re Oelrich, 579 F.2d 86, 91 (CCPA 1978). Our analysis and findings herein, however, do not turn on any differences in the parties’ proposed qualifications.” slip op. at 12

    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)No construction neededOther

      “Additionally, only terms that are in controversy need to be construed, and these need be construed only to the extent necessary to resolve the controversy. See Realtime Data, LLC v. Iancu, 912 F.3d 1368, 1375 (Fed. Cir. 2019) (“The Board is required to construe ‘only those terms . . . that are in controversy, and only to the extent necessary to resolve the controversy.’”) (quoting Vivid Techs., Inc. v. Am. Sci. & Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. 1999)). The parties assert that each claim term should be construed in accordance with its plain and ordinary meaning. Pet. 9; Prelim. Resp. 4 (citing Ex. 2009 ¶ 72); see Ex. 1002 ¶ 22 (opining the same). And, in the respective claim construction sections of their briefs, the parties do not propose any claim terms for express construction. We agree with the parties that no claim terms require express construction to resolve the controversy before us. See Realtime Data, 912 F.3d at 1375.” slip op. at 13

    • Expert testimonyPetitioner expert discountedDecided for patent owner

      “Ex. 1002 ¶ 47. As reflected above, Dr. Wooley’s testimony as to element [1.2] does not even assert that Cardamone discloses a tank, let alone one or more sensors disposed at a tank as recited in element [1.2]. Thus, Dr. Wooley’s testimony does not support Petitioner’s argument on this issue.” slip op. at 18

    Claim construction§ 102 anticipation§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 11,726,504
  • PTAB · Oct 10, 2025 · IPR2025-00652 · APJ Bart A Gerstenblith · IPR · Institution

    The Board denied institution because Petitioner did not show a reasonable likelihood that claims 1–23 and 25–30 were unpatentable over the asserted grounds.

    RulingsInstitution decision
    • PTAB / AIA Trials › Institution threshold (reasonable likelihood / more likely than not)Institution denied meritsDenied

      “presented in the petition . . . and any [preliminary] response . . . shows that there is a reasonable likelihood that the petitioner would prevail with respect to at least 1 of the claims challenged in the petition.” 35 U.S.C. § 314(a) (2024). For the reasons given below, on this record Petitioner has not established a reasonable likelihood that it would prevail in showing the unpatentability of any of the Challenged Claims. Accordingly, we do not institute an inter partes review.” slip op. at 2

    • Skill levelSkill level patent owner adoptedDecided for patent owner

      “The parties’ proposed levels of ordinary skill in the art are similar, although Patent Owner proposes two years of experience along with a bachelor’s degree whereas Petitioner proposes “significant” experience. Patent Owner also proposes an alternative with more extensive experience in lieu of a bachelor’s degree. Although we find Petitioner’s proposed qualifications acceptable, we adopt Patent Owner’s proposed qualifications for the purposes of this Decision because they offer a wider range of qualifications that nonetheless comport with the level of ordinary skill necessary to understand and implement the teachings of the ’403 patent and the asserted prior art. See Okajima v. Bourdeau, 261 F.3d 1350, 1355 (Fed. Cir. 2001); In re GPAC Inc., 57 F.3d 1573, 1579 (Fed. Cir. 1995); In re Oelrich, 579 F.2d 86, 91 (CCPA 1978). Our analysis and findings herein, however, do not turn on any differences in the parties’ proposed qualifications.” slip op. at 12

    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)No construction neededOther

      “The parties assert that each claim term should be construed in accordance with its plain and ordinary meaning. Pet. 10; Prelim. Resp. 4 (citing Ex. 2009 ¶ 73); see Ex. 1002 ¶ 22 (opining the same). And, in the respective claim construction sections of their briefs, the parties do not propose any claim terms for express construction. We agree with the parties that no claim terms require express construction to resolve the controversy before us. See Realtime Data, 912 F.3d at 1375.” slip op. at 13

    • Novelty / Anticipation (§102) › Anticipation standard (single reference, every element)Not shown unpatentableNot shown unpatentable

      “We agree with Patent Owner that the Petition fails to demonstrate that Kahn discloses element [1.2] because the evidence cited does not disclose a “first computer system being configured to provide remote control of the first pump or first valve” (i.e., a fluid-handling device). Kahn is directed to providing access to fluid sensing data and analyzing and providing visual information on that data, but Petitioner has not identified any disclosure of the capability to remotely control fluid-handling devices. See, e.g., Ex. 1005, code (54), 1:27–36, 2:50–3:2. More specifically, Kahn’s disclosures that Petitioner relies on for allegedly teaching remote control are deficient. We discuss each. First, Petitioner points to the following, “[f]or instance, as illustrated in FIG. 1C, a fluid control device such as a valve 15A is located on the input side of a sen[s]or unit 110.” Ex. 1005, 8:19–21, cited in Pet. 13. This portion of Kahn, however, does not disclose remote control. Second, Petitioner cites to the following: Finally, or in addition to, the communication unit 112B can include on-site alerts such as optical (indicator lights), audible alerts (e.g., alarm sounds), tactile (e.g., vibration of the unit) or can be interfaced to an appropriate control valve for simply shutting off the supply of fluid upon the detection of emergency events, for instance. Pet. 13 (citing Ex. 1005, 10:62–67). We agree with Patent Owner that this portion of Kahn teaches on-site alerts and local control of the fluid-handling device. See Prelim. Resp. 7. This portion of Kahn does not disclose remote control.” slip op. at 18

    Claim construction§ 102 anticipation§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 11,294,403
  • PTAB · Oct 10, 2025 · IPR2025-00651 · APJ Bart A Gerstenblith · IPR · Institution

    The Board denied institution because Petitioner did not show a reasonable likelihood that claims 1–3, 6, 7, and 9–20 were unpatentable over any asserted ground.

    RulingsInstitution decision
    • PTAB / AIA Trials › Institution threshold (reasonable likelihood / more likely than not)Institution denied meritsDenied

      “presented in the petition . . . and any [preliminary] response . . . shows that there is a reasonable likelihood that the petitioner would prevail with respect to at least 1 of the claims challenged in the petition.” 35 U.S.C. § 314(a) (2024). For the reasons given below, on this record Petitioner has not established a reasonable likelihood that it would prevail in showing the unpatentability of any of the Challenged Claims. Accordingly, we do not institute an inter partes review.” slip op. at 2

    • Skill levelSkill level patent owner adoptedDecided for patent owner

      “The parties’ proposed levels of ordinary skill in the art are similar, although Patent Owner proposes two years of experience along with a bachelor’s degree whereas Petitioner proposes “significant” experience. Patent Owner also proposes an alternative with more extensive experience in lieu of a bachelor’s degree. Although we find Petitioner’s proposed qualifications acceptable, we adopt Patent Owner’s proposed qualifications for the purposes of this Decision because they offer a wider range of qualifications that nonetheless comport with the level of ordinary skill necessary to understand and implement the teachings of the ’680 patent and the asserted prior art. See Okajima v. Bourdeau, 261 F.3d 1350, 1355 (Fed. Cir. 2001); In re GPAC Inc., 57 F.3d 1573, 1579 (Fed. Cir. 1995); In re Oelrich, 579 F.2d 86, 91 (CCPA 1978). Our analysis and findings herein, however, do not turn on any differences in the parties’ proposed qualifications.” slip op. at 11

    • Claim Construction › Intrinsic evidence (Phillips canons) › Plain and ordinary meaning to a POSITATerm construed patent owner constructionDecided for patent owner

      “target value” is part of a command that is sent from a computing device to a server and then to a controller. The controller then receives a measurement of the fluid by a sensor and determines whether the measurement satisfies the “target value.” If the measurement does not satisfy the “target value,” further operations are undertaken. The recited operation sequence makes clear that the plain and ordinary meaning of “target value” is not as Dr. Wooley opines because the particular operating condition that a device is in at a particular time is represented by the measurement taken by the sensor, 11 Some claim language less relevant to construing “target value” was omitted for ease of reference. which the controller then uses to determine whether the measurement satisfies the “target value.” Additionally, claim 1 recites that the “target value” is sent as part of a command to the controller. The “target value” is not sent to the controller from the sensor, as might be expected if the plain and ordinary meaning of “target value” were as Dr. Wooley opines. Petitioner and Dr. Wooley’s construction would also result in “target value” meaning effectively the same thing as the measurement of the fluid by the sensor, a concept that is separately recited in claim 1 and to which the “target value” is compared. The Specification of the ’680 patent does not support Petitioner’s understanding of the plain and ordinary meaning of “target value.” Although the Specification does not recite “target value,” it recites “target state,” and describes “target state” sufficiently to understand the plain and ordinary meaning of “target” as used in “target value” and “target state.” In particular, the ’680 patent explains that “[i]n some embodiments, the process 104 includes receiving, via a network interface, from a remote user device, (e.g., via a command-center server) a command to change a state of a fluid-handling device to a target state.” Ex. 1001, 11:48–51. This portion reflects that the command is seeking to change a state of a fluid-handling device to a target state. In other words, the “target value” or “target state” is not generally “the particular operating condition that a device is in at a particular time”; rather, it is a value or state that the fluid-handling device is desired to be in, as Patent Owner and Dr. Durham explain. Additionally, just as claim 1 recites a directional component for the “target value” to be sent to the controller in a command, so too does the Specification describe a “target state” as being sent in a command from a remote user device. Thus, the Specification clearly supports the plain and ordinary meaning proposed by Patent Owner and Dr. Durham and not the plain and ordinary meaning proposed by Petitioner and Dr. Wooley. slip op. at 14

    • Novelty / Anticipation (§102) › Anticipation standard (single reference, every element)Not shown unpatentableNot shown unpatentable

      “time-stamped process data, report exception therein to the remote host, and extract and transmit time-stamped process data to the remote host.” Ex. 1005, Abst. (emphases added). Almadi explains that its remote field systems must include a plurality of controller units “to issue commands to, and gather and process data from a plurality of field devices, including remote systems and instruments, . . . [and] a database server for the storage of process data retrieved from the remote subsystems and instruments.” Id. at 2:22–30 (emphases added). Based on these disclosures, we agree with Patent Owner that Petitioner has not established that Almadi discloses element [1.4]. Specifically, the teachings from Almadi identified by Petitioner refer to process data, which is data retrieved from the remote subsystems/field devices. Thus, we understand that Almadi’s teaching—of using an Ethernet switch to transmit “process data”—describes transmitting data from the remote subsystems/field devices. See Ex. 1005, 3:13–17, cited in Pet. 15. But claim 1 and particularly element [1.4], recites “sending, with the server, the target value to the network address [which identifies a controller of the fluid-handling device13] via the network,” which is different than sending process data from the field devices to the remote host or database server for storage.” slip op. at 19

    Claim construction§ 102 anticipation§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 11,175,680
  • Tanklogix, LLC v. SiteproInstitution denied
    PTAB · Oct 10, 2025 · IPR2025-00650 · APJ Sheila F Mcshane · IPR · Institution

    The Board denied institution because Petitioner did not show a reasonable likelihood that claims 18–32 and 34 were unpatentable over Kahn or Kahn and Gutierrez.

    RulingsInstitution decision
    • PTAB / AIA Trials › Institution threshold (reasonable likelihood / more likely than not)Institution denied meritsInstitution denied

      “information presented in the petition . . . and any response . . . shows that there is a reasonable likelihood that the petitioner would prevail with respect to at least 1 of the claims challenged in the petition.” 35 U.S.C. § 314(a) (2024). Upon consideration of the Petition, the Preliminary Response, and the evidence of record, we determine that Petitioner has not established a reasonable likelihood of prevailing with respect to the unpatentability of at least one claim of the ’871 patent. Accordingly, for the reasons that follow, we decline to institute an inter partes review of claims 18–32 and 34 of the ’871 patent.” slip op. at 2

    • Skill levelSkill level patent owner adoptedDecided for patent owner

      “The respective proposed levels of qualifications for a person of ordinary skill in the art are similar, with Patent Owner proposing two years of experience compared to Petitioner proposing significant experience with remotely controlling fluid-handling devices, like SCADA systems. Patent Owner also proposes more extensive experience in lieu of educational experience. While we find Petitioner’s proposed qualifications to be acceptable, we adopt Patent Owner’s proposed qualifications for the purposes of this Decision because they offer a wider range of qualifications that nonetheless comport with the level of skill necessary to understand and implement the teachings of the ’871 patent and the asserted prior art. Our analysis and findings herein, however, do not turn on any differences in the qualifications adopted.” slip op. at 8

    • Claim Construction › Threshold & procedure › Whether a term needs construction (O2 Micro)No construction neededOther

      “We determine that we need not expressly construe any claim terms to resolve the parties’ disputes on the current record. See Nidec Motor Corp. v. Zhongshan Broad Ocean Motor Co., 868 F.3d 1013, 1017 (Fed. Cir. 2017) (“[W]e need only construe terms ‘that are in controversy, and only to the extent necessary to resolve the controversy.’” (quoting Vivid Techs., Inc. v. Am. Sci. & Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. 1999))).” slip op. at 10

    • Novelty / Anticipation (§102) › Anticipation standard (single reference, every element)Not shown unpatentableNot shown unpatentable

      “actuators and the remote control of fluid handling devices, including the receipt with the user-interface module of “a user command to actuate an actuator via a presented control interface” (limitation [18.7]) and “account authorized to send commands to remotely control fluid handling devices” (limitation [18.11]). We agree with Patent Owner that the Petition fails to demonstrate that Kahn discloses or teaches these limitations because the evidence does not provide support that there is remote control of fluid handling devices or the use of a user command on a control interface to send a command to a fluid handling device, for instance. Kahn is directed to providing access to fluid sensing data and analyzing and providing visual information on that data, but we do not discern that it teaches or discloses the capability to remotely control fluid handling devices. See, e.g., Ex. 1005, code (54), 1:27–36, 2:50–3:2. More specifically, the Kahn disclosures that Petitioner repeatedly relies upon for allegedly teaching this control are deficient. See Ex. 1005, 10:62–67, 14:35– 15:2, 15:62–16:32; see also Pet. 12–14, 16–18. Kahn discloses that “the communication unit 112B can include on-site alerts such as optical (indicator lights), audible alerts (e.g., alarm sounds), tactile (e.g., vibration of the unit) or can be interfaced to an appropriate control valve for simply shutting off the supply of fluid upon the detection of emergency events, for instance.” Ex. 1005, 10:62–67. Communication unit 112B is part of the local “sensor unit,” wherein the detection conditions determined by the sensor are communicated to remote devices by communication unit 112B. See id. at 3:31–33, 5:62–6:2, 6:27–35, 7:33–37, 13:7–12, Figs. 1A–1C. Kahn discloses that the sensor units, which include communication units 112B, can be located near shut-off valves and can communicate with distant locations. See id. at 11:1–13. There are no disclosures, however, in the above passages that there is remote control of fluid handling devices, that there is a user command on a control interface that actuates an actuator, or that there is a command sent to the facility actuators via a network connection, as required in limitations [18.5]–[18.7] and [18.9]–[18.12], respectively. Rather, the disclosure indicates that the communication unit 112B includes on-site alerts and that the local (non-remote) communication unit 112B can be interfaced with the control valve.” slip op. at 18

    Claim construction§ 102 anticipation§ 103 obviousnesscites Phillips · KSR · Graham
    Patents in suitUS 10,488,871
  • PTAB · Jun 2, 2025 · IPR2025-00131 · APJ Robert L Kinder · IPR · Institution

    The Board denied institution of IPR on claims 1–20 because a district court had entered judgment finding all challenged claims patent ineligible under § 101.

    RulingsInstitution decision
    • Other 314aInstitution denied discretionary otherInstitution denied

      “of the Challenged Claims in this proceeding having been found invalid, we see no reason to institute inter partes review. As stated in Hulu, if the Federal Circuit reverses the District Court’s Judgment that the Challenged Claims are invalid as patent ineligible under Section 101, “Petitioner may raise such invalidity arguments in the district court on remand.” Hulu at 3. Thus, consistent with Hulu, we deny institution of inter partes review because the District Court has entered judgment determining all Challenged Claims of the ’785 patent invalid under 35 U.S.C. § 101. Discretionary denial in the circumstances of this proceeding promotes administrative efficiency and the integrity of the patent system. Discretionary denial also preserves Petitioner’s ability to assert the same obviousness challenges, should the need arise, in the District Court litigation.” slip op. at 12

    Discretionary denial
    Patents in suitUS 10,846,785
  • PTAB · May 29, 2025 · IPR2025-00133 · APJ Miriam L Quinn · IPR · Institution

    The Board denied institution of IPR2025-00133 because a district court had found all challenged claims patent-ineligible, making review administratively inefficient.

    RulingsInstitution decision
    • Other 314aInstitution denied discretionary otherDenied

      “B. Discretionary Denial Based on Hulu The Hulu decision held that “[b]ecause the patent claims already stand invalid, it is unnecessary to institute another proceeding to review them for patentability under other grounds.” Hulu at 2. The decision reasoned that “[i]n the event the Federal Circuit reverses the district court’s decision, Petitioner may raise such invalidity arguments in the district court on remand.” Hulu at 3 (remanding the panel’s institution decisions and denying institution). The Hulu rationale is grounded in the statutory estoppel provisions of 35 U.S.C. § 315(e) that apply only to a “final written decision;” statutory estoppel does not prevent a petitioner from raising the same invalidity grounds in district court if the petition is denied. See Intuitive Surgical, Inc. v. Ethicon LLC, 25 F.4th 1035, 1041 (Fed. Cir. 2022) decision.”). Even if inter partes review is instituted but later terminated with respect to a petitioner, e.g., after settlement, no statutory estoppel attaches to the petitioner, a real party in interest, or privy. See 35 U.S.C. § 317(a) (“If the inter partes review is terminated with respect to a petitioner under this section, no estoppel under section 315(e) shall attach to the petitioner, or to the real party in interest or privy of the petitioner, on the basis of that petitioner’s institution of that inter partes review.”). Thus, discretionary denial would not eclipse Petitioner’s ability to assert invalidity of the Challenged Claims in the District Court litigation. The Petition explains that the District Court granted a Motion to Dismiss and found all of the Challenged Claims to be patent ineligible under 35 U.S.C § 101. 130 Pet. 2 (citing Ex. 1025, 10, 14; DKR Consulting LLC v. Shopify, Inc., Case No. 2:23-cv-06904 (C.D. Cal.)); see also Ex. 3001 (District Court judgment stating “[p]ursuant to this Court’s Order Granting Defendant’s Motion to Dismiss, it is ordered that judgment is entered on all claims in favor of Defendant Shopify, Inc.”). In the Show Cause Paper, Petitioner confirms the scope of the District Court Judgment as applying to all of the challenged claims of the ’678 and ’237 patents. See Show Cause Paper at 6 (“All challenged claims are subject to the district court’s Order and Judgment.”). All of the Challenged Claims in this proceeding having been found invalid, we see no reason to institute inter partes review. As stated in Hulu, if the Federal Circuit reverses the District Court’s Judgment that the challenged claims are invalid as patent ineligible under Section 101, “Petitioner may raise such invalidity arguments in the district court on remand.” Hulu at 3. because the District Court has entered judgment determining all challenged claims of the ’678 and ’237 patents invalid under 35 U.S.C. § 101. Discretionary denial in the circumstances of this proceeding promotes administrative efficiency and the integrity of the patent system. Discretionary denial also preserves Petitioner’s ability to assert the same obviousness challenges, should the need arise, in the District Court litigation.” slip op. at 10

    • PTAB / AIA Trials › Institution threshold (reasonable likelihood / more likely than not)Institution denied

      “I. CONCLUSION For the reasons given above, we deny the Petitions in the 130 and 133 IPRs. Therefore, we do not institute inter partes review. II. ORDER In consideration of the foregoing, it is hereby ORDERED that the Petitions in IPR2025-00130 and IPR2025-00133 are denied, and inter partes review is not instituted.” slip op. at 15

    Discretionary denial
    Patents in suitUS 11,488,237
  • PTAB · May 29, 2025 · IPR2025-00130 · APJ Miriam L Quinn · IPR · Institution

    The Board denied institution of IPRs challenging claims 1–20 of the ’237 patent and claim 7 of the ’678 patent because a district court had held all challenged claims patent-ineligible.

    RulingsInstitution decision
    • Other 314aInstitution denied discretionary otherDenied

      “Dismiss and found all of the Challenged Claims to be patent ineligible under 35 U.S.C § 101. 130 Pet. 2 (citing Ex. 1025, 10, 14; DKR Consulting LLC v. Shopify, Inc., Case No. 2:23-cv-06904 (C.D. Cal.)); see also Ex. 3001 (District Court judgment stating “[p]ursuant to this Court’s Order Granting Defendant’s Motion to Dismiss, it is ordered that judgment is entered on all claims in favor of Defendant Shopify, Inc.”). In the Show Cause Paper, Petitioner confirms the scope of the District Court Judgment as applying to all of the challenged claims of the ’678 and ’237 patents. See Show Cause Paper at 6 (“All challenged claims are subject to the district court’s Order and Judgment.”). All of the Challenged Claims in this proceeding having been found invalid, we see no reason to institute inter partes review. As stated in Hulu, if the Federal Circuit reverses the District Court’s Judgment that the challenged claims are invalid as patent ineligible under Section 101, “Petitioner may raise such invalidity arguments in the district court on remand.” Hulu at 3. because the District Court has entered judgment determining all challenged claims of the ’678 and ’237 patents invalid under 35 U.S.C. § 101. Discretionary denial in the circumstances of this proceeding promotes administrative efficiency and the integrity of the patent system. Discretionary denial also preserves Petitioner’s ability to assert the same obviousness challenges, should the need arise, in the District Court litigation.” slip op. at 11

    • PTAB / AIA Trials › Institution threshold (reasonable likelihood / more likely than not)Institution denied discretionary otherInstitution denied

      “I. CONCLUSION For the reasons given above, we deny the Petitions in the 130 and 133 IPRs. Therefore, we do not institute inter partes review. II. ORDER In consideration of the foregoing, it is hereby ORDERED that the Petitions in IPR2025-00130 and IPR2025-00133 are denied, and inter partes review is not instituted.” slip op. at 15

    Discretionary denial
    Patents in suitUS 11,455,678
  • PTAB · May 29, 2025 · IPR2025-00132 · APJ Brian P Murphy · IPR · Institution

    The Board denied institution because the district court had entered judgment finding all challenged claims patent-ineligible under § 101.

    RulingsInstitution decision
    • Other 314aInstitution denied discretionary otherInstitution denied

      “B. Discretionary Denial Based on Hulu The Hulu decision held that “[b]ecause the patent claims already stand invalid, it is unnecessary to institute another proceeding to review them for patentability under other grounds.” Hulu at 2. The decision reasoned that “[i]n the event the Federal Circuit reverses the district court’s decision, Petitioner may raise such invalidity arguments in the district court on remand.” Hulu at 3 (remanding the panel’s institution decisions and denying institution). The Hulu rationale is grounded in the statutory estoppel provisions of 35 U.S.C. § 315(e) that apply only to a “final written decision;” statutory estoppel does not prevent a petitioner from raising the same invalidity grounds in district court if the petition is denied. See Intuitive Surgical, Inc. v. Ethicon LLC, 25 F.4th 1035, 1041 (Fed. Cir. 2022) (“estoppel is triggered when an IPR proceeding results in a final written decision.”). Even if inter partes review is instituted but later terminated with respect to a petitioner, e.g., after settlement, no statutory estoppel attaches to the petitioner, a real party in interest, or privy. See 35 U.S.C. § 317(a) (“If the inter partes review is terminated with respect to a petitioner under this section, no estoppel under section 315(e) shall attach to the petitioner, or to the real party in interest or privy of the petitioner, on the basis of that petitioner’s institution of that inter partes review.”). Thus, discretionary denial would not eclipse Petitioner’s ability to assert invalidity of the Challenged Claims in the District Court litigation.” slip op. at 8

    • PTAB / AIA Trials › Institution threshold (reasonable likelihood / more likely than not)Institution denied

      “IV. CONCLUSION For the reasons given above, we deny the Petition. Therefore, we do not institute an inter partes review of claims 1–14 of the ’995 patent. V. ORDER In consideration of the foregoing, it is hereby ORDERED that the Petition is denied, and inter partes review is not instituted.” slip op. at 13

    Discretionary denial
    Patents in suitUS 11,157,995
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