Status
Determination - Reexamination Ordered
Requester
Unknown
Requester Law Firm
Unknown
Requested By
Third Party
Patent OwnerInferred
P.O. Law Firm
Reexam History (35 events)
Apr 21, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Apr 17, 2026RXC.ADCorrespondence Address Change
Apr 17, 2026PA..Change in Power of Attorney (May Include Associate POA)
Apr 10, 2026IDSCInformation Disclosure Statement considered
Apr 10, 2026IDSCInformation Disclosure Statement considered
Apr 10, 2026IDSCInformation Disclosure Statement considered
Apr 7, 2026RXPA..Change in Power of Attorney (May Include Associate POA)
Apr 7, 2026RXC/SRCertificate of Service
Mar 31, 2026DOCKCase Docketed to Examiner in GAU
Mar 27, 2026MRXNReexamination Formalities Notice Mailed
Mar 27, 2026COMPApplication Is Now Complete
Mar 27, 2026MRXNReexamination Formalities Notice Mailed
Mar 26, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Mar 24, 2026RXNREQAUNotice of assignment of reexamination request
Mar 24, 2026RXTTLRPTTitle Report
Mar 24, 2026RXNREQFDNotice of reexamination request filing date
Mar 23, 2026WIDSInformation Disclosure Statement (IDS) Filed
Mar 23, 2026RXC/SRCertificate of Service
Mar 23, 2026WIDSInformation Disclosure Statement (IDS) Filed
Mar 23, 2026WIDSInformation Disclosure Statement (IDS) Filed
Mar 18, 2026RXOSUCOrig Req Receipt Corrected
Mar 18, 2026MRICRRX - Mail Notice of Incomplete Ex Parte Reexam Request
Mar 18, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Mar 18, 2026RXOSUB.RReexamination requested by third party requester
Mar 18, 2026WIDSInformation Disclosure Statement (IDS) Filed
Mar 16, 2026RXLITSRReexam Litigation Search Conducted
Mar 16, 2026RXRLFReExam Litigation Found
Mar 16, 2026PRXRParalegal Reexam Review Complete
Mar 16, 2026FTFSFITF set to YES - revise initial setting
Mar 11, 2026RXOSUB.RReexamination requested by third party requester
Mar 11, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Mar 11, 2026RXC/SRCertificate of Service
Mar 11, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Mar 11, 2026WIDSInformation Disclosure Statement (IDS) Filed
Mar 11, 2026WIDSInformation Disclosure Statement (IDS) Filed
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
IPR2025-01449IPR — Discretionary Denial
Petitioner
SK hynix Inc.
Petition Filed
Aug 22, 2025
Institution
Dec 18, 2025
Decision
Dec 18, 2025
Terminated
Dec 18, 2025
Federal Circuit (CAFC)
None found
Terminal Disclaimer
None found
Prosecution History
None found
Maintenance Fees
Grant
Nov 26, 2013
3.5-yr
May 26, 2017
7.5-yr
May 26, 2021
Paid May 12, 2021
11.5-yr
May 26, 2025
Paid Nov 26, 2024
Expiry
Aug 22, 2032
Entity Status
Large Entity
Expires
Aug 22, 2032 (6.4 yr remaining)
Assignments
AssignmentReel/Frame: 029440/0826Recorded: Dec 11, 2012
From
YUKIMASA HAMAMOTOInventor
Jul 12, 2012
TAKAFUMI MARUYAMAInventor
Jul 17, 2012
REIJI MOCHIDAInventor
Jul 12, 2012
→
To
PANASONIC CORPORATION
AssignmentReel/Frame: 053570/0429Recorded: Aug 24, 2020
From
PANASONIC CORPORATION
Aug 17, 2020
→
To
PANASONIC SEMICONDUCTOR SOLUTIONS CO., LTD.
Name ChangeReel/Frame: 066849/0802Recorded: Mar 20, 2024
From
PANASONIC SEMICONDUCTOR SOLUTIONS CO., LTD.
Sep 2, 2020
→
To
NUVOTON TECHNOLOGY CORPORATION JAPAN
AssignmentReel/Frame: 067184/0869Recorded: Apr 22, 2024
From
NUVOTON TECHNOLOGY CORPORATION JAPAN
Mar 25, 2024
→
To
ADVANCED MEMORY TECHNOLOGIES LLC