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Status

Response after Final Action Received

Filed

May 13, 2022

Last Updated

Jan 16, 2026

Art Unit

3992

Requester Law Firm

Unknown

Requested By

Third Party

Patent OwnerInferred

Wsou Investments LLC

P.O. Law Firm

Burdick Patents

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04LTransmission of Digital Information

USPC

370Multiplex Communications

Reexam History (72 events)

Mar 4, 2026RXPET.Receipt of Petition in a Reexam
Jan 29, 2026RXPTDIReexam Petition Decision - Dismissed
Jan 29, 2026MRTDIRX - Mail Petition Decision - Dismissed
Jan 16, 2026RXFWDXDate Forwarded to Examiner
Jan 16, 2026RXPET.Receipt of Petition in a Reexam
Nov 5, 2025MRXFRRX - Mail Final Rejection
Oct 28, 2025MREXNRX - Mail Examiner Interview Summary Record
Sep 2, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Sep 2, 2025RXC/SRCertificate of Service
Sep 2, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Sep 2, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Sep 2, 2025RXA...Response after Non-Final Action
Jul 30, 2025MRINARX - Mail Notification of Informal or Nonresponsive Amendment
Apr 3, 2025RXC/SRCertificate of Service
Apr 3, 2025RXBD.AAmendment/Argument after PTAB Decision
Feb 3, 2025MAPDNMail - PTAB Decision with new grounds of rejection
Feb 3, 2025RXAPDRNPTAB Decision on Rehearing - Decision is New Decision
Oct 21, 2024RXAPRRRequest for Reconsideration to PTAB Decision
Oct 21, 2024RXC/SRCertificate of Service
Aug 20, 2024RXBDAFPTAB Decision - Affirmance
Jun 20, 2024AP_DK_MDocketing Notice Mailed to Appellant
Jun 20, 2024APASAssignment of Appeal Number
Jun 14, 2024APWDAppeal Awaiting PTAB Docketing
Jun 13, 2024RXBPAIReexam Forwarded to PTAB
Jun 3, 2024RXC/SRCertificate of Service
Jun 3, 2024RXAPRBReply Brief Filed
Apr 3, 2024MRAEARX - Mail Examiners Answer
Oct 3, 2023RXC/SRCertificate of Service
Oct 3, 2023RXAPBRAppeal Brief Review Complete
Oct 2, 2023RXAPBRAppeal Brief Review Complete
Aug 3, 2023RXN/APNotice of Appeal Filed
Jun 20, 2023MRADVRX - Mail Reexam - Advisory Action (or Supplemental)
Jun 5, 2023RXC/SRCertificate of Service
Jun 5, 2023RCCPRX - Concurrent Proceedings Notice
Jun 5, 2023RXAAF.Response to Final Filed (or Ready for Examiner Action)
Apr 3, 2023MRXFRRX - Mail Final Rejection
Jan 23, 2023RXA...Response after Non-Final Action
Jan 23, 2023RXC/SRCertificate of Service
Dec 9, 2022RXWDPANotification of Withdrawal of Attorney P/D
Nov 22, 2022MRXG.RX - Mail Extension of Time Period for Response Granted
Nov 21, 2022RXC/SRCertificate of Service
Nov 21, 2022RXRQ/TRequest for Extension of Time
Nov 3, 2022PA..Change in Power of Attorney (May Include Associate POA)
Nov 1, 2022C.ADCorrespondence Address Change
Nov 1, 2022MR.NFRX - Mail Reexam Non-Final Action
Oct 31, 2022RXC/SRCertificate of Service
Oct 31, 2022RXPA..Change in Power of Attorney (May Include Associate POA)
Oct 21, 2022IDSCInformation Disclosure Statement considered
Sep 7, 2022RXFWDXDate Forwarded to Examiner
Aug 17, 2022RXIDS.Information Disclosure Statement Filed
Aug 17, 2022WIDSInformation Disclosure Statement (IDS) Filed
Jul 12, 2022NRX.Notice of Reexam Published in Official Gazette
Jun 28, 2022MREXORX - Mail Ex Parte Request for Reexamination Granted
May 24, 2022C.ADCorrespondence Address Change
May 19, 2022MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
May 18, 2022RXRLFReExam Litigation Found
May 18, 2022RXLITSRReexam Litigation Search Conducted
May 17, 2022DOCKCase Docketed to Examiner in GAU
May 16, 2022MRXNReexamination Formalities Notice Mailed
May 16, 2022FTFIFITF set to NO - revise initial setting
May 16, 2022MRXNReexamination Formalities Notice Mailed
May 16, 2022PRXRParalegal Reexam Review Complete
May 16, 2022RXNREQAUNotice of assignment of reexamination request
May 16, 2022RXTTLRPTTitle Report
May 16, 2022RXPCOMCompletion of Preprocessing - Released to Assigned GAU
May 16, 2022RXNREQFDNotice of reexamination request filing date
May 13, 2022BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
May 13, 2022RXRLFReExam Litigation Found
May 13, 2022RXOSUBReceipt of Original Ex Parte Reexam Request
May 13, 2022RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
May 13, 2022RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
May 13, 2022RXOSUB.RReexamination requested by third party requester