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90/015,689SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME7,579,227Open

Status

Determination - Reexamination Ordered

Filed

Nov 14, 2025

Last Updated

Jan 13, 2026

Art Unit

3991

Requester

Unknown

Requester Law Firm

Unknown

Requested By

Third Party

Sector (CPC)

HElectrical & Electronic
H10Semiconductor Devices
H10DInorganic Semiconductor Devices

USPC

438Semiconductor Device Manufacturing: Process

Reexam History (31 events)

Mar 11, 2026RXPET.Receipt of Petition in a Reexam
Mar 11, 2026RXC/SRCertificate of Service
Jan 23, 2026MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Jan 13, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Dec 10, 2025PA..Change in Power of Attorney (May Include Associate POA)
Dec 1, 2025RXRLFReExam Litigation Found
Dec 1, 2025RXLITSRReexam Litigation Search Conducted
Nov 25, 2025DOCKCase Docketed to Examiner in GAU
Nov 24, 2025MRXNReexamination Formalities Notice Mailed
Nov 24, 2025MRXNReexamination Formalities Notice Mailed
Nov 24, 2025COMPApplication Is Now Complete
Nov 21, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Nov 21, 2025RXNREQFDNotice of reexamination request filing date
Nov 21, 2025RXNREQAUNotice of assignment of reexamination request
Nov 20, 2025PRXRParalegal Reexam Review Complete
Nov 20, 2025FTFIFITF set to NO - revise initial setting
Nov 19, 2025RXTTLRPTTitle Report
Nov 15, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Nov 15, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Nov 14, 2025WIDSInformation Disclosure Statement (IDS) Filed
Nov 14, 2025WIDSInformation Disclosure Statement (IDS) Filed
Nov 14, 2025WIDSInformation Disclosure Statement (IDS) Filed
Nov 14, 2025WIDSInformation Disclosure Statement (IDS) Filed
Nov 14, 2025WIDSInformation Disclosure Statement (IDS) Filed
Nov 14, 2025RXRLFReExam Litigation Found
Nov 14, 2025RXOSUB.RReexamination requested by third party requester
Nov 14, 2025RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Nov 14, 2025RXC/SRCertificate of Service
Nov 14, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Nov 14, 2025RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Nov 14, 2025RCCPRX - Concurrent Proceedings Notice

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2025-01076IPR — Discretionary Denial

Petitioner

United Microelectronics Corporation et al.

Petition Filed

Jun 2, 2025

Institution

Oct 10, 2025

Decision

Oct 10, 2025

Terminated

Oct 10, 2025

IPR2025-00828IPR — Discretionary Denial

Petitioner

Taiwan Semiconductor Manufacturing Company Ltd.

Petition Filed

Apr 15, 2025

Institution

Sep 3, 2025

Decision

Sep 3, 2025

Terminated

Sep 3, 2025

Federal Circuit (CAFC)

None found

Terminal Disclaimer

None found

Prosecution History

None found

Maintenance Fees

Grant
Aug 25, 2009
3.5-yr
Feb 25, 2013
7.5-yr
Feb 25, 2017
11.5-yr
Feb 25, 2021
Paid Sep 29, 2020
Expiry
Mar 27, 2027

Entity Status

Large Entity

Expires

Mar 27, 2027 (1 yr remaining)

Term Adjustment

+246 days (~0.7 yr)

Assignments

200720082009201020112012201320142015201620172018201920202021202220232024FiledJUNJI HIRASENAOKI KOTANIGEN OKAZAKIAKIO SEBESHINJI TAKEOKAKAZUHIKO AIDAMATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.PANASONIC CORPORATIONPANASONIC SEMICONDUCTOR SOLUTIONS CO., LTD.NUVOTON TECHNOLOGY CORPORATION JAPANADVANCED INTEGRATED CIRCUIT PROCESS LLC
AssignmentReel/Frame: 018585/0417Recorded: Dec 5, 2006

From

KAZUHIKO AIDAInventor
May 18, 2006
JUNJI HIRASEInventor
May 11, 2006
NAOKI KOTANIInventor
May 11, 2006
GEN OKAZAKIInventor
May 11, 2006
AKIO SEBEInventor
May 11, 2006
SHINJI TAKEOKAInventor
May 11, 2006
→

To

MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.

Name ChangeReel/Frame: 021897/0671Recorded: Nov 24, 2008

From

MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Oct 1, 2008
→

To

PANASONIC CORPORATION

AssignmentReel/Frame: 052755/0917Recorded: May 27, 2020

From

PANASONIC CORPORATION
May 21, 2020
→

To

PANASONIC SEMICONDUCTOR SOLUTIONS CO., LTD.

Name ChangeReel/Frame: 067711/0965Recorded: Jun 12, 2024

From

PANASONIC SEMICONDUCTOR SOLUTIONS CO., LTD.
Mar 19, 2024
→

To

NUVOTON TECHNOLOGY CORPORATION JAPAN

AssignmentReel/Frame: 068118/0314Recorded: Jul 30, 2024

From

NUVOTON TECHNOLOGY CORPORATION JAPAN
Jul 30, 2024
→

To

ADVANCED INTEGRATED CIRCUIT PROCESS LLC