90/016,6123D SEMICONDUCTOR DEVICE AND STRUCTURE WITH MEMORY CELLS AND MULTIPLE METAL LAYERS12,564,006Open

Status

Reexam Preprocessing Completed - Released to Assigned GAU

Filed

Sep 24, 2026

Pre-Order Paper

Window open until about Nov 3, 2026

Last Updated

Oct 8, 2026

Examiner

Not assigned

Art Unit

3992

Requester

SK hynix Inc.

Requester Law Firm

Desmarais LLP

Requested By

Third Party

Patent Owner(via USPTO assignment records)

Monolithic 3D Inc.

Patent Owner Law Firm

Owner hasn't filed yet

Sector (CPC)

HElectrical & Electronic
H10Semiconductor Devices

USPC

Unknown

Reexam History (18 events)

Oct 9, 2026COMPApplication Is Now Complete
Oct 9, 2026MRXNReexamination Formalities Notice Mailed
Oct 9, 2026MRXNReexamination Formalities Notice Mailed
Oct 8, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Oct 8, 2026RXNREQAUNotice of assignment of reexamination request
Oct 8, 2026FTFIFITF set to NO - revise initial setting
Oct 8, 2026RXNREQFDNotice of reexamination request filing date
Sep 25, 2026PRXRParalegal Reexam Review Complete
Sep 24, 2026RXLITSRReexam Litigation Search Conducted
Sep 24, 2026RXTTLRPTTitle Report
Sep 24, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Sep 24, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Sep 24, 2026RXC/SRCertificate of Service
Sep 24, 2026RXOSUB.RReexamination requested by third party requester
Sep 24, 2026WIDSInformation Disclosure Statement (IDS) Filed
Sep 24, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Sep 24, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Sep 24, 2026RXRLFReExam Litigation Found

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

None found

Federal Circuit (CAFC)

None found

Terminal Disclaimer

Filed — ApprovedOct 30, 2025

Prosecution History

DateCodeDescription
Oct 30, 2025P574PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED
Oct 30, 2025DISTTerminal Disclaimer Filed

Maintenance Fees

Grant
Feb 24, 2026
3.5-yr
Aug 24, 2029
7.5-yr
Aug 24, 2033
11.5-yr
Aug 24, 2037
Expiry
Aug 8, 2044

Entity Status

Large Entity

Expires

Aug 8, 2044 (17.8 yr remaining)

Assignments

Aug 2024FiledMR. BRIAN CRONQUISTMR. ZVI OR-BACHDR. DEEPAK C. SEKARMONOLITHIC 3D INC.
AssignmentReel/Frame: 074494/0587Recorded: Apr 28, 2026

From

MR. BRIAN CRONQUISTInventor
Jul 25, 2024
MR. ZVI OR-BACHInventor
Jul 25, 2024
DR. DEEPAK C. SEKARInventor
Aug 8, 2024
→

To

MONOLITHIC 3D INC.