90/015,830SYSTEM AND METHOD FOR REDUCING THE COMPUTATION AND STORAGE REQUIREMENTS FOR A MONTGOMERY-STYLE REDUCTION8,532,286Open

Status

Non-Final Action Mailed

Filed

Jan 5, 2026

Last Updated

Jun 3, 2026

Examiner

Yuzhen Ge

Art Unit

3992

Requester

Unknown

Requester Law Firm

King & Spalding, LLP

Requested By

Third Party

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04LTransmission of Digital Information

USPC

380Cryptography

Reexam History (37 events)

Jun 3, 2026MR.NFRX - Mail Reexam Non-Final Action
May 20, 2026RXPTDIReexam Petition Decision - Dismissed
May 20, 2026MRTDIRX - Mail Petition Decision - Dismissed
May 1, 2026RXFWDXDate Forwarded to Examiner
Apr 10, 2026RXOPPPETReexam - Opposition filed in response to petition
Apr 10, 2026RXC/SRCertificate of Service
Apr 7, 2026RXC/SRCertificate of Service
Apr 7, 2026RXC.ADRReexam - Correspondence Address Change for Third Party Requester
Mar 27, 2026RXPET.Receipt of Petition in a Reexam
Mar 27, 2026RXC/SRCertificate of Service
Jan 30, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jan 27, 2026PA..Change in Power of Attorney (May Include Associate POA)
Jan 16, 2026IDSCInformation Disclosure Statement considered
Jan 15, 2026RXC/SRCertificate of Service
Jan 15, 2026MRXNReexamination Formalities Notice Mailed
Jan 15, 2026RXPA..Change in Power of Attorney (May Include Associate POA)
Jan 15, 2026COMPApplication Is Now Complete
Jan 15, 2026DOCKCase Docketed to Examiner in GAU
Jan 15, 2026MRXNReexamination Formalities Notice Mailed
Jan 14, 2026RXNREQAUNotice of assignment of reexamination request
Jan 14, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jan 14, 2026RXTTLRPTTitle Report
Jan 14, 2026RXC.ADRReexam - Correspondence Address Change for Third Party Requester
Jan 14, 2026RXNREQFDNotice of reexamination request filing date
Jan 5, 2026PRXRParalegal Reexam Review Complete
Jan 5, 2026RXRLFReExam Litigation Found
Jan 5, 2026FTFSFITF set to YES - revise initial setting
Jan 5, 2026RXC/SRCertificate of Service
Dec 23, 2025WIDSInformation Disclosure Statement (IDS) Filed
Dec 23, 2025RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
Dec 23, 2025RXC/SRCertificate of Service
Dec 23, 2025RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Dec 23, 2025RXPA..RReexam - Change in Power of Attorney (May Include Associate POA) for Third Party Requester
Dec 23, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Dec 23, 2025RXOSUB.RReexamination requested by third party requester
Dec 23, 2025WIDSInformation Disclosure Statement (IDS) Filed
Dec 23, 2025RXOSUBReceipt of Original Ex Parte Reexam Request

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
Sep 10, 2013
3.5-yr
Mar 10, 2017
7.5-yr
Mar 10, 2021
Paid Mar 10, 2021
11.5-yr
Mar 10, 2025
Paid Jan 8, 2025
Expiry
Aug 11, 2031

Entity Status

Large Entity

Expires

Aug 11, 2031 (5.4 yr remaining)

Term Adjustment

+388 days (~1.1 yr)

Assignments

2011201220132014201520162017201820192020202120222023FiledROBERT JOHN LAMBERTCERTICOM CORP.BLACKBERRY LIMITEDBLACKBERRY LIMITEDMALIKIE INNOVATIONS LIMITEDMALIKIE INNOVATIONS LIMITED
AssignmentReel/Frame: 024793/0989Recorded: Aug 5, 2010

From

ROBERT JOHN LAMBERTInventor
Jul 19, 2010

To

CERTICOM CORP.

Name ChangeReel/Frame: 030919/0108Recorded: Jul 29, 2013

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