90/015,585METHODS AND SYSTEMS FOR CHANNEL SENSING MULTIPLE ACCESS COMMUNICATIONS WITH MULTIPACKET RECEPTION7,839,775Open

Status

Reexam - Request Ready for Ex Parte Action

Filed

Oct 7, 2025

Last Updated

Feb 2, 2026

Art Unit

3992

Requester Law Firm

Cellco Partnership D

Requested By

Third Party

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04WWireless Communication Networks

USPC

370Multiplex Communications

Reexam History (30 events)

Mar 4, 2026WIDSInformation Disclosure Statement (IDS) Filed
Mar 4, 2026WIDSInformation Disclosure Statement (IDS) Filed
Mar 4, 2026RXIDS.Information Disclosure Statement Filed
Mar 4, 2026RXC/SRCertificate of Service
Feb 6, 2026RXOPPPETReexam - Opposition filed in response to petition
Feb 6, 2026RXC/SRCertificate of Service
Feb 2, 2026RXFWDXDate Forwarded to Examiner
Jan 23, 2026RXPET.Receipt of Petition in a Reexam
Jan 23, 2026RXC/SRCertificate of Service
Dec 17, 2025PA..Change in Power of Attorney (May Include Associate POA)
Nov 26, 2025MREXORX - Mail Ex Parte Request for Reexamination Granted
Oct 10, 2025MRXNReexamination Formalities Notice Mailed
Oct 10, 2025MRXNReexamination Formalities Notice Mailed
Oct 10, 2025DOCKCase Docketed to Examiner in GAU
Oct 10, 2025COMPApplication Is Now Complete
Oct 9, 2025RXTTLRPTTitle Report
Oct 9, 2025RXRLFReExam Litigation Found
Oct 9, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Oct 9, 2025RXNREQFDNotice of reexamination request filing date
Oct 9, 2025RXNREQAUNotice of assignment of reexamination request
Oct 9, 2025RXLITSRReexam Litigation Search Conducted
Oct 9, 2025FTFIFITF set to NO - revise initial setting
Oct 7, 2025RXOSUB.RReexamination requested by third party requester
Oct 7, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Oct 7, 2025RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Oct 7, 2025RXC/SRCertificate of Service
Oct 7, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Oct 7, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Oct 7, 2025PRXRParalegal Reexam Review Complete
Oct 7, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

None found

Federal Circuit (CAFC)

None found

Terminal Disclaimer

None found

Prosecution History

None found

Maintenance Fees

Grant
Nov 23, 2010
3.5-yr
May 23, 2014
7.5-yr
May 23, 2018
Paid May 23, 2018
11.5-yr
May 23, 2022
Paid May 23, 2022
Expiry
Dec 19, 2028

Entity Status

Small Entity

Expires

Dec 19, 2028 (2.7 yr remaining)

Term Adjustment

+1011 days (~2.8 yr)

Assignments

Apr 2006May 2006Jun 2006FiledTOBY BERGERDOUGLAS S. CHANCORNELL RESEARCH FOUNDATION, INC.
AssignmentReel/Frame: 018377/0747Recorded: Oct 11, 2006

From

TOBY BERGERInventor
Jun 13, 2006
DOUGLAS S. CHANInventor
Jun 20, 2006

To

CORNELL RESEARCH FOUNDATION, INC.