Status
Reexam Assigned to Examiner for Determination
Filed
Sep 22, 2026
Pre-Order Paper
Window open until about Nov 1, 2026
Last Updated
Oct 2, 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 (17 events)
Oct 2, 2026DOCKCase Docketed to Examiner in GAU
Sep 30, 2026MRXNReexamination Formalities Notice Mailed
Sep 30, 2026COMPApplication Is Now Complete
Sep 30, 2026MRXNReexamination Formalities Notice Mailed
Sep 29, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Sep 29, 2026RXNREQFDNotice of reexamination request filing date
Sep 29, 2026RXNREQAUNotice of assignment of reexamination request
Sep 29, 2026RXTTLRPTTitle Report
Sep 24, 2026FTFIFITF set to NO - revise initial setting
Sep 24, 2026PRXRParalegal Reexam Review Complete
Sep 24, 2026RXRLFReExam Litigation Found
Sep 24, 2026RXLITSRReexam Litigation Search Conducted
Sep 22, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Sep 22, 2026WIDSInformation Disclosure Statement (IDS) Filed
Sep 22, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Sep 22, 2026RXOSUB.RReexamination requested by third party requester
Sep 22, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
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
Nov 22, 2011
3.5-yr
May 22, 2015
7.5-yr
May 22, 2019
Paid May 22, 2019
11.5-yr
May 22, 2023
Paid May 22, 2023
Expiry
Feb 24, 2030
Entity Status
Large Entity
Expires
Feb 24, 2030 (3.4 yr remaining)
Assignments
AssignmentReel/Frame: 024000/0903Recorded: Feb 26, 2010
From
HUNT H. JIANGInventor
Feb 23, 2010
KAIWEI YAOInventor
Feb 5, 2010
JIAN YINInventor
Feb 16, 2010
→
To
MONOLITHIC POWER SYSTEMS, INC.