90/016,117POWER SUPPLY DEVICE, ELECTRONIC DEVICE USING THE SAME, AND SEMICONDUCTOR DEVICE7,960,955Open

Status

Reexam - Request Ready for Ex Parte Action

Filed

Apr 1, 2026

Last Updated

Jul 1, 2026

Examiner

My Trang Ton

Art Unit

3992

Sector (CPC)

HElectrical & Electronic
H02Power Generation & Distribution
H02MPower Conversion

USPC

323Electricity: Power Supply Or Regulation Systems

Reexam History (16 events)

Jul 1, 2026RXFWDXDate Forwarded to Examiner
Apr 30, 2026MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Apr 29, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Apr 9, 2026MRXNReexamination Formalities Notice Mailed
Apr 9, 2026MRXNReexamination Formalities Notice Mailed
Apr 9, 2026DOCKCase Docketed to Examiner in GAU
Apr 9, 2026COMPApplication Is Now Complete
Apr 8, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Apr 6, 2026PRXRParalegal Reexam Review Complete
Apr 5, 2026RXRLFReExam Litigation Found
Apr 5, 2026RXLITSRReexam Litigation Search Conducted
Apr 5, 2026FTFIFITF set to NO - revise initial setting
Apr 1, 2026RXOSUB.RReexamination requested by third party requester
Apr 1, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Apr 1, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Apr 1, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

IPR2026-00165IPRPending

Petitioner

Monolithic Power Systems, Inc.

Petition Filed

Dec 1, 2025

Federal Circuit (CAFC)

None found

Terminal Disclaimer

None found

Prosecution History

None found

Maintenance Fees

Grant
Jun 14, 2011
3.5-yr
Dec 14, 2014
7.5-yr
Dec 14, 2018
Paid Nov 29, 2018
11.5-yr
Dec 14, 2022
Paid Nov 30, 2022
Expiry
Jun 2, 2029

Entity Status

Large Entity

Expires

Jun 2, 2029 (3.1 yr remaining)

Term Adjustment

+358 days (~1.0 yr)

Assignments

200820092010201120122013201420152016201720182019202020212022202320242025FiledYOICHI TAMEGAITOMOYUKI ITOKOKI TAMAKAWAISAO YAMAMOTOROHM CO., LTD.REED SEMICONDUCTOR CORP.
AssignmentReel/Frame: 021086/0320Recorded: Jun 12, 2008

From

TOMOYUKI ITOInventor
Jul 5, 2007
KOKI TAMAKAWAInventor
Jul 5, 2007
YOICHI TAMEGAIInventor
Jun 18, 2007
ISAO YAMAMOTOInventor
Jul 5, 2007

To

ROHM CO., LTD.

AssignmentReel/Frame: 072492/0637Recorded: Aug 15, 2025

From

ROHM CO. LTD.
Aug 8, 2025

To

REED SEMICONDUCTOR CORP.