Status
Reexamination Certificate Issued
Requester
Requester Law Firm
Unknown
Requested By
Third Party
Patent OwnerInferred
P.O. Law Firm
Reexam History (62 events)
Feb 1, 2020CCRDYApplication ready for PDX access by participating foreign offices
Jan 31, 2020REEXInput Issue Number and Issue Date for Reexamination
Dec 9, 2019RXPUBSReexam Forwarded to Office of Publications
Nov 26, 2019MRTDIRX - Mail Petition Decision - Dismissed
Nov 26, 2019MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
Nov 26, 2019RXPTDIReexam Petition Decision - Dismissed
Nov 11, 2019RXRLFReExam Litigation Found
Nov 11, 2019RXLITSRReexam Litigation Search Conducted
Nov 8, 2019IDSCInformation Disclosure Statement considered
Nov 8, 2019IDSCInformation Disclosure Statement considered
Nov 8, 2019IDSCInformation Disclosure Statement considered
Oct 25, 2019RXC/SRCertificate of Service
Oct 25, 2019RXSA..Supplemental Response after Non-Final Rejection
Oct 25, 2019RXIDS.Information Disclosure Statement Filed
Oct 25, 2019RXC/SRCertificate of Service
Oct 25, 2019WIDSInformation Disclosure Statement (IDS) Filed
Oct 25, 2019RXPET.Receipt of Petition in a Reexam
Oct 25, 2019RXLET.Miscellaneous Incoming Letter
Sep 19, 2019RXC/SRCertificate of Service
Sep 19, 2019RXLET.Miscellaneous Incoming Letter
Mar 26, 2019WIDSInformation Disclosure Statement (IDS) Filed
Mar 26, 2019RCCPRX - Concurrent Proceedings Notice
Mar 26, 2019RXC/SRCertificate of Service
Mar 26, 2019RXIDS.Information Disclosure Statement Filed
Feb 6, 2019RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
Feb 6, 2019RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
Feb 6, 2019RXA...Response after Non-Final Action
Feb 6, 2019RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
Feb 6, 2019RXIDS.Information Disclosure Statement Filed
Feb 6, 2019RXC/SRCertificate of Service
Feb 6, 2019RXLET.Miscellaneous Incoming Letter
Feb 6, 2019WIDSInformation Disclosure Statement (IDS) Filed
Feb 4, 2019RXC/SRCertificate of Service
Feb 4, 2019RXC.ADRReexam - Correspondence Address Change for Third Party Requester
Jan 24, 2019MREXNRX - Mail Examiner Interview Summary Record
Dec 6, 2018MR.NFRX - Mail Reexam Non-Final Action
Nov 17, 2018IDSCInformation Disclosure Statement considered
Oct 11, 2018RXOR.UUntimely/No Owner Statement
Oct 3, 2018RXC/SRCertificate of Service
Oct 3, 2018WIDSInformation Disclosure Statement (IDS) Filed
Oct 3, 2018RXIDS.Information Disclosure Statement Filed
Aug 23, 2018RXC/SRCertificate of Service
Aug 23, 2018RCCPRX - Concurrent Proceedings Notice
Aug 22, 2018MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Aug 3, 2018MREXORX - Mail Ex Parte Request for Reexamination Granted
Jul 31, 2018NRX.Notice of Reexam Published in Official Gazette
Jun 19, 2018MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Jun 14, 2018RXLITSRReexam Litigation Search Conducted
Jun 14, 2018RXRLFReExam Litigation Found
Jun 13, 2018MRXNReexamination Formalities Notice Mailed
Jun 13, 2018MRXNReexamination Formalities Notice Mailed
Jun 13, 2018DOCKCase Docketed to Examiner in GAU
Jun 12, 2018RXNREQFDNotice of reexamination request filing date
Jun 12, 2018RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jun 12, 2018RXNREQAUNotice of assignment of reexamination request
Jun 12, 2018FTFSFITF set to YES - revise initial setting
Jun 6, 2018RXTTLRPTTitle Report
Jun 6, 2018RXIDS.Information Disclosure Statement Filed
Jun 6, 2018RXRLFReExam Litigation Found
Jun 6, 2018BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Jun 6, 2018RXOSUBReceipt of Original Ex Parte Reexam Request
Jun 6, 2018RXOSUB.RReexamination requested by third party requester
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
IPR2025-00170IPR — Trial Instituted
Petitioner
Kubota North America Corporation et al.
Petition Filed
Nov 15, 2024
Institution
Jun 10, 2025
Decision
Jun 10, 2025
Federal Circuit (CAFC)
None found
Terminal Disclaimer
Filed — ApprovedOct 14, 2016
Prosecution History
| Date | Code | Description |
|---|---|---|
| Oct 25, 2016 | P574 | PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED |
| Oct 14, 2016 | DIST | Terminal Disclaimer Filed |
Maintenance Fees
Grant
May 22, 2018
3.5-yr
Nov 22, 2021
Paid Oct 14, 2021
7.5-yr
Nov 22, 2025
Paid Oct 9, 2025
11.5-yr
Nov 22, 2029
Expiry
Mar 7, 2036
Entity Status
Large Entity
Expires
Mar 7, 2036 (9.9 yr remaining)
Assignments
AssignmentReel/Frame: 037911/0749Recorded: Mar 7, 2016
From
LOUIS HARTKEInventor
May 5, 2015
MATT HUTCHINSONInventor
May 4, 2015
GREG LANGENFELDInventor
May 18, 2015
BRAD THOMASInventor
May 8, 2015
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VERMEER MANUFACTURING COMPANY