90/015,623MULTICARRIER SUB-LAYER FOR DIRECT SEQUENCE CHANNEL AND MULTIPLE-ACCESS CODING11,075,786Open

Status

Non-Final Action Mailed

Filed

Oct 22, 2025

Last Updated

Apr 27, 2026

Art Unit

3992

Requester Law Firm

Unknown

Requested By

Third Party

P.O. Law Firm

Steven J Shattil

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04LTransmission of Digital Information

USPC

370Multiplex Communications

Reexam History (23 events)

Apr 27, 2026MR.NFRX - Mail Reexam Non-Final Action
Mar 21, 2026RXFWDXDate Forwarded to Examiner
Jan 20, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Dec 15, 2025RXPTGRReexam Petition Decision - Granted
Dec 15, 2025MRTGRRX - Mail Petition Decision - Granted
Nov 13, 2025DOCKCase Docketed to Examiner in GAU
Nov 12, 2025MRXNReexamination Formalities Notice Mailed
Nov 12, 2025MRXNReexamination Formalities Notice Mailed
Nov 12, 2025COMPApplication Is Now Complete
Nov 10, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Nov 10, 2025RXNREQAUNotice of assignment of reexamination request
Nov 10, 2025FTFIFITF set to NO - revise initial setting
Nov 9, 2025RXTTLRPTTitle Report
Nov 9, 2025RXRLFReExam Litigation Found
Nov 9, 2025RXLITSRReexam Litigation Search Conducted
Nov 9, 2025PRXRParalegal Reexam Review Complete
Nov 7, 2025RXOPPPETReexam - Opposition filed in response to petition
Oct 31, 2025RXPET.Receipt of Petition in a Reexam
Oct 31, 2025RXC/SRCertificate of Service
Oct 22, 2025WIDSInformation Disclosure Statement (IDS) Filed
Oct 22, 2025RXOSUB.RReexamination requested by third party requester
Oct 22, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Oct 22, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2025-00789IPRDiscretionary Denial

Petitioner

Samsung Electronics Co., Ltd. et al.

Petition Filed

Apr 2, 2025

Institution

Aug 22, 2025

Decision

Aug 22, 2025

Terminated

Aug 22, 2025

Federal Circuit (CAFC)

None found

Terminal Disclaimer

None found

Prosecution History

None found

Maintenance Fees

Grant
Jul 27, 2021
3.5-yr
Jan 27, 2025
7.5-yr
Jan 27, 2029
11.5-yr
Jan 27, 2033
Expiry
Mar 25, 2040

Entity Status

Small Entity

Expires

Mar 25, 2040 (14 yr remaining)

Term Adjustment

+34 days (~0.1 yr)

Other

USPTO Event: Expire PatentUSPTO Event: Maintenance Fee Reminder Mailed

Assignments

Mar 2020Apr 2020May 2020Jun 2020Jul 2020Aug 2020Sep 2020Oct 2020Nov 2020Dec 2020Jan 2021Feb 2021Mar 2021Apr 2021May 2021Jun 2021Jul 2021Aug 2021Sep 2021Oct 2021Nov 2021FiledSTEVE J SHATTILSTEVE J SHATTILGENGHISCOMM HOLDINGS, LLCGENGHISCOMM HOLDINGS, LLCGENGHISCOMM HOLDINGS, LLC
AssignmentReel/Frame: 052983/0959Recorded: Jun 18, 2020

From

STEVE J SHATTILInventor
Feb 20, 2020

To

GENGHISCOMM HOLDINGS, LLC

AssignmentReel/Frame: 059709/0683Recorded: Mar 3, 2022

From

DEPARTMENT 13, INC.
Nov 4, 2021

To

GENGHISCOMM HOLDINGS, LLC

AssignmentReel/Frame: 059310/0087Recorded: Mar 3, 2022

From

STEVE J SHATTILInventor
Nov 4, 2021

To

GENGHISCOMM HOLDINGS, LLC