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Status

Reexamination Certificate Issued

Filed

Dec 19, 2023

Last Updated

Jul 7, 2025

Art Unit

3993

Requester Law Firm

Unknown

Requested By

Third Party

Patent OwnerInferred

Delta T LLC

Sector (CPC)

FMechanical Engineering
F04Pumps & Compressors
F04DNon-Positive-Displacement Pumps

USPC

454Ventilation

Reexam History (45 events)

Jul 7, 2025REEXInput Issue Number and Issue Date for Reexamination
May 20, 2025RXPUBSReexam Forwarded to Office of Publications
Apr 25, 2025MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
Apr 17, 2025PRXRParalegal Reexam Review Complete
Apr 8, 2025RXLITSRReexam Litigation Search Conducted
Apr 8, 2025RXRLFReExam Litigation Found
Mar 19, 2025DOCKCase Docketed to Examiner in GAU
Mar 6, 2025RXAPBRAppeal Brief Review Complete
Mar 6, 2025RXAP.BAppeal Brief Filed
Mar 6, 2025RXC/SRCertificate of Service
Feb 21, 2025DOCKCase Docketed to Examiner in GAU
Jan 6, 2025RXN/APNotice of Appeal Filed
Jan 6, 2025RXC/SRCertificate of Service
Nov 25, 2024MRADVRX - Mail Reexam - Advisory Action (or Supplemental)
Nov 5, 2024RXAAF.Response to Final Filed (or Ready for Examiner Action)
Sep 5, 2024MRXFRRX - Mail Final Rejection
Jul 8, 2024RXC/SRCertificate of Service
Jul 8, 2024RXA...Response after Non-Final Action
Jun 11, 2024MRXD.RX - Mail Extension of Time Period for Response Denied
Jun 10, 2024RXC/SRCertificate of Service
Jun 7, 2024RXC/SRCertificate of Service
Jun 7, 2024RXRQ/TRequest for Extension of Time
May 7, 2024MR.NFRX - Mail Reexam Non-Final Action
May 1, 2024IDSCInformation Disclosure Statement considered
Mar 14, 2024RXFWDXDate Forwarded to Examiner
Jan 23, 2024MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Jan 19, 2024PA..Change in Power of Attorney (May Include Associate POA)
Jan 11, 2024MREXORX - Mail Ex Parte Request for Reexamination Granted
Dec 27, 2023DOCKCase Docketed to Examiner in GAU
Dec 22, 2023MRXNReexamination Formalities Notice Mailed
Dec 22, 2023MRXNReexamination Formalities Notice Mailed
Dec 21, 2023RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Dec 21, 2023RXNREQFDNotice of reexamination request filing date
Dec 21, 2023FTFIFITF set to NO - revise initial setting
Dec 21, 2023PRXRParalegal Reexam Review Complete
Dec 21, 2023RXNREQAUNotice of assignment of reexamination request
Dec 20, 2023RXLITSRReexam Litigation Search Conducted
Dec 20, 2023RXTTLRPTTitle Report
Dec 20, 2023RXRLFReExam Litigation Found
Dec 19, 2023BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Dec 19, 2023RXOSUBReceipt of Original Ex Parte Reexam Request
Dec 19, 2023WIDSInformation Disclosure Statement (IDS) Filed
Dec 19, 2023RXC/SRCertificate of Service
Dec 19, 2023RXOSUB.RReexamination requested by third party requester
Dec 19, 2023RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester