90/016,327BARRIER LAYERS FOR WORD LINE CONTACTS IN A THREE-DIMENSIONAL NAND MEMORY AND FABRICATION METHODS THEREOF12,094,767Open
Status
Determination - Reexamination Ordered
Filed
May 21, 2026
Pre-Order Paper
Filed Jun 22, 2026
Requester reply Jul 7, 2026
Last Updated
Aug 13, 2026
Examiner
Art Unit
Requester
Requester Law Firm
Requested By
Third Party
Patent Owner(via USPTO assignment records)
Patent Owner Law Firm
Owner hasn't filed yet
Reexam History (31 events)
Oct 13, 2026RXPET.Receipt of Petition in a Reexam
Oct 13, 2026RXC/SRCertificate of Service
Sep 29, 2026WIDSInformation Disclosure Statement (IDS) Filed
Sep 29, 2026RXIDS.Information Disclosure Statement Filed
Sep 29, 2026RXC/SRCertificate of Service
Aug 13, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jul 22, 2026RXPTDIReexam Petition Decision - Dismissed
Jul 22, 2026MRTDIRX - Mail Petition Decision - Dismissed
Jul 15, 2026PA..Change in Power of Attorney (May Include Associate POA)
Jul 7, 2026RXPET.Receipt of Petition in a Reexam
Jul 7, 2026RXC/SRCertificate of Service
Jun 22, 2026RXC/SRCertificate of Service
Jun 9, 2026DOCKCase Docketed to Examiner in GAU
Jun 8, 2026MRXNReexamination Formalities Notice Mailed
Jun 8, 2026MRXNReexamination Formalities Notice Mailed
Jun 8, 2026COMPApplication Is Now Complete
Jun 5, 2026RXTTLRPTTitle Report
Jun 5, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jun 5, 2026RXNREQFDNotice of reexamination request filing date
Jun 5, 2026RXNREQAUNotice of assignment of reexamination request
May 26, 2026RXRLFReExam Litigation Found
May 26, 2026RXLITSRReexam Litigation Search Conducted
May 26, 2026PRXRParalegal Reexam Review Complete
May 26, 2026FTFSFITF set to YES - revise initial setting
May 21, 2026WIDSInformation Disclosure Statement (IDS) Filed
May 21, 2026RXPA..RReexam - Change in Power of Attorney (May Include Associate POA) for Third Party Requester
May 21, 2026RXOSUB.RReexamination requested by third party requester
May 21, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
May 21, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
May 21, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
May 21, 2026BIG.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
None found
Prosecution History
None found
Maintenance Fees
Grant
Sep 17, 2024
3.5-yr
Mar 17, 2028
7.5-yr
Mar 17, 2032
11.5-yr
Mar 17, 2036
Expiry
Jan 9, 2043
Entity Status
Large Entity
Expires
Jan 9, 2043 (16.6 yr remaining)
Term Adjustment
+354 days (~1.0 yr)
Assignments
AssignmentReel/Frame: 058717/0817Recorded: Jan 21, 2022
From
DI WANGInventor
Jan 7, 2022
LING XUInventor
Jan 7, 2022
ZHONG ZHANGInventor
Jan 7, 2022
WENXI ZHOUInventor
Jan 7, 2022
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To
YANGTZE MEMORY TECHNOLOGIES CO., LTD.