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90/019,482PUMP FOR IMMERSION WITHIN A FLUID RESERVOIR11,448,224Closed

Status

Reexamination Certificate Issued

Filed

Apr 15, 2024

Last Updated

Apr 3, 2026

Art Unit

3993

Requester Law Firm

Unknown

Requested By

Third Party

Patent OwnerInferred

Nuhn Industries Ltd.

P.O. Law Firm

Harness Dickey

Sector (CPC)

FMechanical Engineering
F04Pumps & Compressors
F04DNon-Positive-Displacement Pumps

USPC

415Rotary Kinetic Fluid Motors Or Pumps

Reexam History (58 events)

Apr 3, 2026REEXInput Issue Number and Issue Date for Reexamination
Mar 12, 2026RXPUBSReexam Forwarded to Office of Publications
Feb 3, 2026MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
Jan 15, 2026DOCKCase Docketed to Examiner in GAU
Dec 23, 2025DOCKCase Docketed to Examiner in GAU
Dec 4, 2025PRXRParalegal Reexam Review Complete
Oct 22, 2025RXRLFReExam Litigation Found
Oct 22, 2025RXLITSRReexam Litigation Search Conducted
Oct 20, 2025IDSCInformation Disclosure Statement considered
Oct 10, 2025WIDSInformation Disclosure Statement (IDS) Filed
Oct 10, 2025RXLET.Miscellaneous Incoming Letter
Oct 10, 2025RXIDS.Information Disclosure Statement Filed
Oct 10, 2025RXC/SRCertificate of Service
Oct 10, 2025RXAAF.Response to Final Filed (or Ready for Examiner Action)
Aug 12, 2025MRXFRRX - Mail Final Rejection
Jul 18, 2025IDSCInformation Disclosure Statement considered
Jul 18, 2025IDSCInformation Disclosure Statement considered
Jul 3, 2025WIDSInformation Disclosure Statement (IDS) Filed
Jul 3, 2025WIDSInformation Disclosure Statement (IDS) Filed
Jul 3, 2025RXIDS.Information Disclosure Statement Filed
Jul 3, 2025RXC/SRCertificate of Service
Jun 16, 2025WIDSInformation Disclosure Statement (IDS) Filed
Jun 16, 2025RXIDS.Information Disclosure Statement Filed
Jun 16, 2025RXC/SRCertificate of Service
Jun 16, 2025RXA...Response after Non-Final Action
Apr 17, 2025MR.NFRX - Mail Reexam Non-Final Action
Apr 14, 2025IDSCInformation Disclosure Statement considered
Feb 18, 2025PA..Change in Power of Attorney (May Include Associate POA)
Feb 15, 2025RXC.ADCorrespondence Address Change
Feb 14, 2025RXC/SRCertificate of Service
Feb 14, 2025RXAF/DAffidavit(s), Declaration(s) and/or Exhibit(s) Filed
Feb 14, 2025RXA...Response after Non-Final Action
Feb 13, 2025WIDSInformation Disclosure Statement (IDS) Filed
Feb 13, 2025RXPA..Change in Power of Attorney (May Include Associate POA)
Feb 13, 2025RXIDS.Information Disclosure Statement Filed
Dec 17, 2024MR.NFRX - Mail Reexam Non-Final Action
Sep 13, 2024RXFWDXDate Forwarded to Examiner
Jul 9, 2024MREXORX - Mail Ex Parte Request for Reexamination Granted
May 17, 2024IDSCInformation Disclosure Statement considered
Apr 25, 2024MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Apr 18, 2024MRXNReexamination Formalities Notice Mailed
Apr 18, 2024MRXNReexamination Formalities Notice Mailed
Apr 18, 2024DOCKCase Docketed to Examiner in GAU
Apr 17, 2024RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Apr 17, 2024RXNREQFDNotice of reexamination request filing date
Apr 17, 2024RXNREQAUNotice of assignment of reexamination request
Apr 17, 2024FTFIFITF set to NO - revise initial setting
Apr 16, 2024SMALApplicant Has Filed a Verified Statement of Small Entity Status in Compliance with 37 CFR 1.27
Apr 16, 2024PRXRParalegal Reexam Review Complete
Apr 15, 2024WIDSInformation Disclosure Statement (IDS) Filed
Apr 15, 2024RXTTLRPTTitle Report
Apr 15, 2024RXRLFReExam Litigation Found
Apr 15, 2024RXOSUB.RReexamination requested by third party requester
Apr 15, 2024RXOSUBReceipt of Original Ex Parte Reexam Request
Apr 15, 2024RXLITSRReexam Litigation Search Conducted
Apr 15, 2024RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Apr 15, 2024RXC/SRCertificate of Service
Apr 15, 2024BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)