Status
Reexam Assigned to Examiner for Determination
Filed
Sep 25, 2026
Pre-Order Paper
Window open until about Nov 4, 2026
Last Updated
Oct 5, 2026
Examiner
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 (17 events)
Oct 5, 2026DOCKCase Docketed to Examiner in GAU
Oct 5, 2026DOCKCase Docketed to Examiner in GAU
Oct 1, 2026MRXNReexamination Formalities Notice Mailed
Oct 1, 2026COMPApplication Is Now Complete
Oct 1, 2026MRXNReexamination Formalities Notice Mailed
Sep 30, 2026RXTTLRPTTitle Report
Sep 30, 2026RXNREQFDNotice of reexamination request filing date
Sep 30, 2026RXNREQAUNotice of assignment of reexamination request
Sep 30, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Sep 29, 2026PRXRParalegal Reexam Review Complete
Sep 28, 2026FTFIFITF set to NO - revise initial setting
Sep 28, 2026RXRLFReExam Litigation Found
Sep 28, 2026RXLITSRReexam Litigation Search Conducted
Sep 25, 2026RXOSUB.RReexamination requested by third party requester
Sep 25, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Sep 25, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Sep 25, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
None found
Federal Circuit (CAFC)
None found
Terminal Disclaimer
Filed — ApprovedJan 8, 2021
Prosecution History
| Date | Code | Description |
|---|---|---|
| Jan 8, 2021 | P574 | PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED |
| Jan 8, 2021 | DIST | Terminal Disclaimer Filed |
Maintenance Fees
Grant
Mar 9, 2021
3.5-yr
Sep 9, 2024
Paid Sep 9, 2024
7.5-yr
Sep 9, 2028
11.5-yr
Sep 9, 2032
Expiry
Apr 20, 2040
Entity Status
Large Entity
Expires
Apr 20, 2040 (13.6 yr remaining)
Assignments
AssignmentReel/Frame: 073085/0650Recorded: Oct 15, 2025
From
RAMBUS INC.
Sep 29, 2025
→
To
SIGNAL LLP