Status
Request for Reexamination Denied
Requester
Requester Law Firm
Requested By
Third Party
Patent Owner
P.O. Law Firm
Reexam History (30 events)
Jun 16, 2026MREXDRX - Mail Ex Parte Request for Reexamination Denied
May 19, 2026RXPTGRReexam Petition Decision - Granted
May 19, 2026MRTGRRX - Mail Petition Decision - Granted
May 11, 2026RXC/SRCertificate of Service
May 11, 2026RXOPPPETReexam - Opposition filed in response to petition
Apr 27, 2026RXPET.Receipt of Petition in a Reexam
Apr 27, 2026RXC/SRCertificate of Service
Apr 23, 2026PA..Change in Power of Attorney (May Include Associate POA)
Apr 6, 2026DOCKCase Docketed to Examiner in GAU
Mar 24, 2026DOCKCase Docketed to Examiner in GAU
Mar 23, 2026COMPApplication Is Now Complete
Mar 23, 2026MRXNReexamination Formalities Notice Mailed
Mar 23, 2026MRXNReexamination Formalities Notice Mailed
Mar 20, 2026RXNREQAUNotice of assignment of reexamination request
Mar 20, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Mar 20, 2026RXNREQFDNotice of reexamination request filing date
Mar 20, 2026RXTTLRPTTitle Report
Mar 19, 2026PRXRParalegal Reexam Review Complete
Mar 19, 2026RXRLFReExam Litigation Found
Mar 19, 2026RXLITSRReexam Litigation Search Conducted
Mar 18, 2026RXC/SRCertificate of Service
Mar 17, 2026FTFIFITF set to NO - revise initial setting
Mar 16, 2026RCCPRX - Concurrent Proceedings Notice
Mar 16, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Mar 16, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Mar 16, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Mar 16, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Mar 16, 2026RXOSUB.RReexamination requested by third party requester
Mar 16, 2026RXRLFReExam Litigation Found
Mar 16, 2026RXC/SRCertificate of Service
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
IPR2025-01371IPR — Discretionary Denial
Petitioner
Red Hat, Inc.
Petition Filed
Aug 1, 2025
Institution
Nov 20, 2025
Decision
Nov 20, 2025
Terminated
Nov 20, 2025
IPR2023-00584IPR — Terminated-Settled
Petitioner
Unified Patents, LLC
Petition Filed
Mar 1, 2023
Decision
Oct 2, 2023
Terminated
Oct 2, 2023
Federal Circuit (CAFC)
None found
Terminal Disclaimer
None found
Prosecution History
None found
Maintenance Fees
Grant
Dec 15, 2020
3.5-yr
Jun 15, 2024
7.5-yr
Jun 15, 2028
11.5-yr
Jun 15, 2032
Expiry
May 23, 2036
Entity Status
Small Entity
Expires
May 23, 2036 (10.2 yr remaining)
Other
USPTO Event: Expire PatentUSPTO Event: Maintenance Fee Reminder Mailed
Assignments
AssignmentReel/Frame: 056236/0492Recorded: May 13, 2021
From
ERIC DELANGISInventor
May 13, 2021
→
To
COMPETITIVE ACCESS SYSTEMS, INC.