90/015,819METHOD AND APPARATUS FOR PERFORMING FINITE FIELD CALCULATIONS8,666,062Open

Status

Non-Final Action Mailed

Filed

Jan 6, 2026

Last Updated

Jun 26, 2026

Art Unit

3992

Sector (CPC)

GPhysics & Instruments
G06Computing & Data Processing
G06FElectric Digital Data Processing

USPC

380Cryptography

Reexam History (33 events)

Jun 26, 2026MR.NFRX - Mail Reexam Non-Final Action
May 20, 2026RXPTDIReexam Petition Decision - Dismissed
May 20, 2026RXFWDXDate Forwarded to Examiner
May 20, 2026MRTDIRX - Mail Petition Decision - Dismissed
Apr 24, 2026RXOPPPETReexam - Opposition filed in response to petition
Apr 24, 2026RXC/SRCertificate of Service
Apr 10, 2026RXPET.Receipt of Petition in a Reexam
Apr 10, 2026RXC/SRCertificate of Service
Mar 2, 2026MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Feb 11, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jan 21, 2026DOCKCase Docketed to Examiner in GAU
Jan 16, 2026PA..Change in Power of Attorney (May Include Associate POA)
Jan 16, 2026MRXNReexamination Formalities Notice Mailed
Jan 16, 2026MRXNReexamination Formalities Notice Mailed
Jan 16, 2026COMPApplication Is Now Complete
Jan 15, 2026RXTTLRPTTitle Report
Jan 15, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jan 15, 2026RXNREQFDNotice of reexamination request filing date
Jan 15, 2026RXNREQAUNotice of assignment of reexamination request
Jan 15, 2026RXC/SRCertificate of Service
Jan 14, 2026RXRLFReExam Litigation Found
Jan 14, 2026RXLITSRReexam Litigation Search Conducted
Jan 6, 2026RXC/SRCertificate of Service
Jan 5, 2026MRICRRX - Mail Notice of Incomplete Ex Parte Reexam Request
Dec 30, 2025PRXRParalegal Reexam Review Complete
Dec 30, 2025FTFIFITF set to NO - revise initial setting
Dec 22, 2025WIDSInformation Disclosure Statement (IDS) Filed
Dec 22, 2025RXRLFReExam Litigation Found
Dec 22, 2025RXOSUB.RReexamination requested by third party requester
Dec 22, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Dec 22, 2025RXC/SRCertificate of Service
Dec 22, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Dec 22, 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

Filed — ApprovedAug 28, 2013

Prosecution History

DateCodeDescription
Aug 29, 2013P574PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED
Aug 28, 2013DISTTerminal Disclaimer Filed

Maintenance Fees

Grant
Mar 4, 2014
3.5-yr
Sep 4, 2017
Paid Sep 5, 2017
7.5-yr
Sep 4, 2021
Paid Sep 7, 2021
11.5-yr
Sep 4, 2025
Expiry
Dec 26, 2031

Entity Status

Large Entity

Expires

Dec 26, 2031 (5.7 yr remaining)

Term Adjustment

+1354 days (~3.7 yr)

Other

USPTO Event: Maintenance Fee Reminder Mailed

Assignments

20012002200320042005200620072008200920102011201220132014201520162017201820192020202120222023FiledROBERT J. LAMBERTCERTICOM CORP.BLACKBERRY LIMITEDBLACKBERRY LIMITEDMALIKIE INNOVATIONS LIMITEDMALIKIE INNOVATIONS LIMITED
AssignmentReel/Frame: 031091/0443Recorded: Aug 27, 2013

From

ROBERT J. LAMBERTInventor
Apr 16, 2001

To

CERTICOM CORP.

Name ChangeReel/Frame: 032087/0386Recorded: Jan 17, 2014

From

RESEARCH IN MOTION LIMITED
Jul 9, 2013

To

BLACKBERRY LIMITED

AssignmentReel/Frame: 050610/0937Recorded: Oct 2, 2019

From

CERTICOM CORP.
Sep 30, 2019

To

BLACKBERRY LIMITED

Nunc Pro TuncReel/Frame: 064270/0001Recorded: Jun 19, 2023

From

BLACKBERRY LIMITED
May 11, 2023

To

MALIKIE INNOVATIONS LIMITED

AssignmentReel/Frame: 064104/0103Recorded: Jun 16, 2023

From

BLACKBERRY LIMITED
May 11, 2023

To

MALIKIE INNOVATIONS LIMITED