IPRIPR2026-00151Institution Denied
Citadel Securities LLCv.HFT Solutions, LLC
IPR challenge of US 11575381.
Type
IPR
Filed
Dec 3, 2025
Instituted
May 19, 2026
Decided
May 19, 2026
Patent
Application
17723145
Inventor
Nima Badizadegan
Granted
Feb 7, 2023
01
Timeline
3 milestones
2025-12-03Petition filed
2026-05-19Institution
2026-05-19Terminated
02
Parties & counsel
Petitioner
Citadel Securities LLC
Counsel
Fasulo, Meg
Patent Owner
HFT Solutions, LLC
Counsel
Chang, Daleet 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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