90/016,531SYSTEM FOR DETECTING SPEECH INTERVAL AND RECOGNIZING CONTINUOUS SPEECH IN A NOISY ENVIRONMENT THROUGH REAL-TIME RECOGNITION OF CALL COMMANDS8,930,196Open

Status

Reexam Assigned to Examiner for Determination

Filed

Aug 17, 2026

Last Updated

Aug 24, 2026

Art Unit

3992

Requester

Unknown

Requester Law Firm

Unknown

Requested By

Third Party

Patent OwnerInferred

Kaifi LLC

P.O. Law Firm

Cantor Colburn, LLP

Sector (CPC)

GPhysics & Instruments
G10Musical Instruments & Acoustics
G10LSpeech Analysis & Synthesis

USPC

704Data Processing: Speech Signal Processing, Linguistics, Language Translation, And Audio Compression/Decompression

Reexam History (21 events)

Aug 24, 2026DOCKCase Docketed to Examiner in GAU
Aug 21, 2026MRXNReexamination Formalities Notice Mailed
Aug 21, 2026MRXNReexamination Formalities Notice Mailed
Aug 21, 2026COMPApplication Is Now Complete
Aug 20, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Aug 20, 2026RXNREQFDNotice of reexamination request filing date
Aug 20, 2026RXNREQAUNotice of assignment of reexamination request
Aug 20, 2026PRXRParalegal Reexam Review Complete
Aug 19, 2026RXTTLRPTTitle Report
Aug 18, 2026RXRLFReExam Litigation Found
Aug 18, 2026RXLITSRReexam Litigation Search Conducted
Aug 18, 2026FTFIFITF set to NO - revise initial setting
Aug 17, 2026WIDSInformation Disclosure Statement (IDS) Filed
Aug 17, 2026RXOSUB.RReexamination requested by third party requester
Aug 17, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Aug 17, 2026RXLET.Miscellaneous Incoming Letter
Aug 17, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Aug 17, 2026RXIDS.Information Disclosure Statement Filed
Aug 17, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Aug 17, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Aug 17, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2025-00625IPRDiscretionary Denial

Petitioner

Amazon.com, Inc. et al.

Petition Filed

Feb 25, 2025

Institution

Jul 29, 2025

Decision

Jul 29, 2025

Terminated

Jul 29, 2025

Federal Circuit (CAFC)

None found

Terminal Disclaimer

None found

Prosecution History

None found

Maintenance Fees

Grant
Jan 6, 2015
3.5-yr
Jul 6, 2018
Paid Jul 6, 2018
7.5-yr
Jul 6, 2022
Paid Jun 29, 2022
11.5-yr
Jul 6, 2026
Paid Jul 1, 2026
Expiry
Aug 22, 2032

Entity Status

Large Entity

Expires

Aug 22, 2032 (6 yr remaining)

Assignments

20132014201520162017201820192020202120222023FiledPOWERVOICE CO. LTDKAIFI, LLC
AssignmentReel/Frame: 064389/0786Recorded: Jul 26, 2023

From

POWERVOICE CO. LTD
Jul 18, 2023

To

KAIFI, LLC