Status
Determination - Reexamination Ordered
Requester
Unknown
Requester Law Firm
Requested By
Third Party
Patent OwnerInferred
P.O. Law Firm
Unknown
Reexam History (22 events)
Jul 15, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jul 13, 2026RXPTDIReexam Petition Decision - Dismissed
Jul 13, 2026MRTDIRX - Mail Petition Decision - Dismissed
Jun 12, 2026RXC/SRCertificate of Service
Jun 3, 2026MRXNReexamination Formalities Notice Mailed
Jun 3, 2026MRXNReexamination Formalities Notice Mailed
Jun 3, 2026DOCKCase Docketed to Examiner in GAU
Jun 3, 2026COMPApplication Is Now Complete
Jun 2, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jun 2, 2026RXNREQFDNotice of reexamination request filing date
Jun 2, 2026RXNREQAUNotice of assignment of reexamination request
Jun 2, 2026FTFIFITF set to NO - revise initial setting
May 21, 2026PRXRParalegal Reexam Review Complete
May 16, 2026RXTTLRPTTitle Report
May 16, 2026RXLITSRReexam Litigation Search Conducted
May 15, 2026RXRLFReExam Litigation Found
May 15, 2026RXOSUB.RReexamination requested by third party requester
May 15, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
May 15, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
May 15, 2026RXC/SRCertificate of Service
May 15, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
May 15, 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
Dec 17, 2013
3.5-yr
Jun 17, 2017
7.5-yr
Jun 17, 2021
Paid May 21, 2021
11.5-yr
Jun 17, 2025
Paid May 20, 2025
Expiry
May 10, 2033
Entity Status
Large Entity
Expires
May 10, 2033 (6.9 yr remaining)
Assignments
AssignmentReel/Frame: 030956/0221Recorded: Aug 7, 2013
From
TODD R. FARMERInventor
Dec 17, 2009
LUKA G. KORZENIOWSKIInventor
Dec 19, 2009
CHRISTIAN NICHOLSONInventor
Nov 30, 2009
MARK A. SPORERInventor
Nov 30, 2009
BRIAN F. TAGGARTInventor
Nov 30, 2009
→
To
CATERPILLAR INC.