IPRIPR2026-00133Discretionary Denial
Westinghouse Air Brake Technologies Corporation et al.v.Railware, Inc. et al.
IPR challenge of US 9517782.
Type
IPR
Filed
Nov 19, 2025
Instituted
May 15, 2026
Decided
May 15, 2026
Patent
Application
15177506
Inventor
Ross PIRTLE
Granted
Dec 13, 2016
01
Timeline
3 milestones
2025-11-19Petition filed
2026-05-15Institution
2026-05-15Terminated
02
Parties & counsel
Petitioner
Westinghouse Air Brake Technologies Corporation et al.
Counsel
Yam, Stephenet al
Patent Owner
Railware, Inc. et al.
Counsel
Vogel, Bryanet al
03
Docket
Documents are mirrored from the PTAB e-file system. Filer is as stated on the face of the filing.
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