Status
Determination - Reexamination Ordered
Requester
Requester Law Firm
Unknown
Requested By
Third Party
Patent OwnerInferred
P.O. Law Firm
Reexam History (21 events)
Feb 25, 2026MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Feb 10, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jan 7, 2026DOCKCase Docketed to Examiner in GAU
Dec 29, 2025COMPApplication Is Now Complete
Dec 29, 2025MRXNReexamination Formalities Notice Mailed
Dec 29, 2025MRXNReexamination Formalities Notice Mailed
Dec 23, 2025FTFIFITF set to NO - revise initial setting
Dec 23, 2025PRXRParalegal Reexam Review Complete
Dec 23, 2025RXLITSRReexam Litigation Search Conducted
Dec 23, 2025RXNREQFDNotice of reexamination request filing date
Dec 23, 2025RXNREQAUNotice of assignment of reexamination request
Dec 23, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Dec 23, 2025RXRLFReExam Litigation Found
Dec 23, 2025RXTTLRPTTitle Report
Dec 19, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Dec 19, 2025RXRLFReExam Litigation Found
Dec 19, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Dec 19, 2025RXC/SRCertificate of Service
Dec 19, 2025RXOSUB.RReexamination requested by third party requester
Dec 19, 2025WIDSInformation Disclosure Statement (IDS) Filed
Dec 19, 2025WIDSInformation Disclosure Statement (IDS) Filed
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
IPR2025-01432IPR — Discretionary Denial
Petitioner
Canadian Solar (USA) Inc. et al.
Petition Filed
Aug 22, 2025
Institution
Dec 18, 2025
Decision
Dec 18, 2025
Terminated
Dec 18, 2025
IPR2025-01130IPR — Discretionary Denial
Petitioner
JinkoSolar Holding Co., Ltd. et al.
Petition Filed
Jul 18, 2025
Institution
Nov 20, 2025
Decision
Nov 20, 2025
Terminated
Nov 20, 2025
Federal Circuit (CAFC)
None found
Terminal Disclaimer
None found
Prosecution History
None found
Maintenance Fees
Grant
Sep 8, 2015
3.5-yr
Mar 8, 2019
Paid Mar 8, 2019
7.5-yr
Mar 8, 2023
Paid Mar 8, 2023
11.5-yr
Mar 8, 2027
Expiry
Jun 6, 2033
Entity Status
Large Entity
Expires
Jun 6, 2033 (7.2 yr remaining)
Term Adjustment
+569 days (~1.6 yr)
Assignments
AssignmentReel/Frame: 027228/0810Recorded: Nov 15, 2011
From
DENIS DECEUSTERInventor
Nov 7, 2011
OLIVER SCHULTZ-WITTMANNInventor
Nov 7, 2011
→
To
TETRASUN, INC.
AssignmentReel/Frame: 070304/0469Recorded: Feb 24, 2025
From
TETRASUN, INC.
Feb 20, 2025
→
To
FIRST SOLAR, INC.
OtherReel/Frame: 072887/0601Recorded: Sep 11, 2025
From
FIRST SOLAR INC.
Sep 2, 2025
→
To
JPMORGAN CHASE BANK, N.A.