Status
Reexam Preprocessing Completed - Released to Assigned GAU
Filed
Oct 23, 2026
Pre-Order Paper
Window open until about Dec 2, 2026
Last Updated
Nov 2, 2026
Examiner
Not assigned
Art Unit
Requester
Requester Law Firm
Requested By
Third Party
Patent Owner(via USPTO assignment records)
Patent Owner Law Firm
Owner hasn't filed yet
Reexam History (14 events)
Nov 2, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Nov 2, 2026RXNREQFDNotice of reexamination request filing date
Nov 2, 2026RXNREQAUNotice of assignment of reexamination request
Nov 2, 2026RXTTLRPTTitle Report
Oct 28, 2026PRXRParalegal Reexam Review Complete
Oct 27, 2026RXLITSRReexam Litigation Search Conducted
Oct 27, 2026FTFIFITF set to NO - revise initial setting
Oct 27, 2026RXRLFReExam Litigation Found
Oct 23, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Oct 23, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Oct 23, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Oct 23, 2026RXOSUB.RReexamination requested by third party requester
Oct 23, 2026RXC/SRCertificate of Service
Oct 23, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
IPR2025-00645IPR — Discretionary Denial
Petitioner
SAMSUNG ELECTRONICS CO., LTD. et al.
Petition Filed
Mar 11, 2025
Institution
Aug 14, 2025
Decision
Aug 14, 2025
Terminated
Aug 14, 2025
Federal Circuit (CAFC)
None found
Terminal Disclaimer
None found
Prosecution History
None found
Maintenance Fees
Grant
Mar 8, 2022
3.5-yr
Sep 8, 2025
7.5-yr
Sep 8, 2029
11.5-yr
Sep 8, 2033
Expiry
Sep 15, 2040
Entity Status
Small Entity
Expires
Sep 15, 2040 (13.9 yr remaining)
Other
USPTO Event: Expire PatentUSPTO Event: Maintenance Fee Reminder Mailed
Assignments
AssignmentReel/Frame: 053776/0085Recorded: Sep 15, 2020
From
SIVA G NARENDRAInventor
Jun 23, 2015
THOMAS N SPITZERInventor
Jun 23, 2015
PRABHAKAR TADEPALLIInventor
Jun 23, 2015
→
To
TYFONE, INC.
AssignmentReel/Frame: 053965/0413Recorded: Oct 1, 2020
From
TYFONE, INC.
Sep 30, 2020
→
To
ICASHE, INC.