90/015,433WELL FRACTURING MANIFOLD APPARATUS10,385,662Closed

Status

Reexamination Certificate Issued

Filed

Aug 6, 2025

Last Updated

Jun 16, 2026

Art Unit

3993

Requested By

Third Party

P.O. Law Firm

Eubanks, PLLC

Sector (CPC)

EConstruction & Mining
E21Earth Drilling & Mining
E21BEarth Drilling

USPC

166Wells

Reexam History (32 events)

Jun 16, 2026REEXInput Issue Number and Issue Date for Reexamination
May 23, 2026RXPUBSReexam Forwarded to Office of Publications
Apr 14, 2026MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
Mar 31, 2026PRXRParalegal Reexam Review Complete
Mar 16, 2026RXLITSRReexam Litigation Search Conducted
Mar 16, 2026RXRLFReExam Litigation Found
Mar 15, 2026RXFWDXDate Forwarded to Examiner
Jan 7, 2026MR.NFRX - Mail Reexam Non-Final Action
Nov 24, 2025IDSCInformation Disclosure Statement considered
Nov 6, 2025RXFWDXDate Forwarded to Examiner
Oct 30, 2025RCCPRX - Concurrent Proceedings Notice
Oct 30, 2025RXC/SRCertificate of Service
Oct 30, 2025WIDSInformation Disclosure Statement (IDS) Filed
Oct 30, 2025RXIDS.Information Disclosure Statement Filed
Oct 30, 2025RXLET.Miscellaneous Incoming Letter
Aug 29, 2025MREXORX - Mail Ex Parte Request for Reexamination Granted
Aug 14, 2025DOCKCase Docketed to Examiner in GAU
Aug 13, 2025MRXNReexamination Formalities Notice Mailed
Aug 13, 2025COMPApplication Is Now Complete
Aug 13, 2025MRXNReexamination Formalities Notice Mailed
Aug 12, 2025PRXRParalegal Reexam Review Complete
Aug 12, 2025RXNREQAUNotice of assignment of reexamination request
Aug 12, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Aug 12, 2025FTFIFITF set to NO - revise initial setting
Aug 12, 2025RXNREQFDNotice of reexamination request filing date
Aug 12, 2025RXTTLRPTTitle Report
Aug 6, 2025RXRLFReExam Litigation Found
Aug 6, 2025RXLITSRReexam Litigation Search Conducted
Aug 6, 2025RXOSUB.RReexamination requested by third party requester
Aug 6, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Aug 6, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Aug 6, 2025RXC/SRCertificate of Service

Prosecution, PTAB & CAFC

PTAB Proceedings (IPR, PGR, CBM, DER)

None found

Federal Circuit (CAFC)

None found

Terminal Disclaimer

Filed — ApprovedJan 2, 2019

Prosecution History

DateCodeDescription
Jan 9, 2019P574PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED
Jan 9, 2019P574PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED
Jan 2, 2019DISTTerminal Disclaimer Filed
Jan 2, 2019DISTTerminal Disclaimer Filed

Maintenance Fees

Grant
Aug 20, 2019
3.5-yr
Feb 20, 2023
Paid Feb 8, 2023
7.5-yr
Feb 20, 2027
11.5-yr
Feb 20, 2031
Expiry
Mar 12, 2038

Entity Status

Large Entity

Expires

Mar 12, 2038 (11.9 yr remaining)

Assignments

None found