Status
Determination - Reexamination Ordered
Requester
Unknown
Requester Law Firm
Requested By
Third Party
Patent Owner
P.O. Law Firm
Reexam History (16 events)
Aug 26, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Aug 5, 2026RXC/SRCertificate of Service
Aug 5, 2026RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
Jul 16, 2026DOCKCase Docketed to Examiner in GAU
Jul 10, 2026MRXNReexamination Formalities Notice Mailed
Jul 10, 2026MRXNReexamination Formalities Notice Mailed
Jul 10, 2026COMPApplication Is Now Complete
Jul 9, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jul 8, 2026PRXRParalegal Reexam Review Complete
Jul 7, 2026RXRLFReExam Litigation Found
Jul 7, 2026RXLITSRReexam Litigation Search Conducted
Jul 7, 2026FTFIFITF set to NO - revise initial setting
Jul 6, 2026RXOSUB.RReexamination requested by third party requester
Jul 6, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Jul 6, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Jul 6, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
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
Feb 12, 2013
3.5-yr
Aug 12, 2016
7.5-yr
Aug 12, 2020
Paid Jul 22, 2020
11.5-yr
Aug 12, 2024
Paid Jul 23, 2024
Expiry
Feb 6, 2031
Entity Status
Large Entity
Expires
Feb 6, 2031 (4.6 yr remaining)
Term Adjustment
+1286 days (~3.5 yr)
Assignments
AssignmentReel/Frame: 019681/0593Recorded: Jul 31, 2007
From
YUN-REN HOInventor
Jul 30, 2007
LUCAS ADAM KNAPPInventor
Jul 30, 2007
HONG-CHIN LINInventor
Jul 30, 2007
→
To
CATERPILLER INC.