Status
Determination - Reexamination Ordered
Requester
Requester Law Firm
Unknown
Requested By
Third Party
Patent OwnerInferred
P.O. Law Firm
USPC
D23Environmental Heating And Cooling; Fluid Handling And Sanitary Equipment
Reexam History (25 events)
Jul 2, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
May 29, 2026IDSCInformation Disclosure Statement considered
Apr 29, 2026DOCKCase Docketed to Examiner in GAU
Apr 27, 2026MRXNReexamination Formalities Notice Mailed
Apr 27, 2026MRXNReexamination Formalities Notice Mailed
Apr 27, 2026COMPApplication Is Now Complete
Apr 24, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Apr 24, 2026RXNREQFDNotice of reexamination request filing date
Apr 24, 2026RXNREQAUNotice of assignment of reexamination request
Apr 24, 2026RXLITSRReexam Litigation Search Conducted
Apr 24, 2026PRXRParalegal Reexam Review Complete
Apr 24, 2026FTFSFITF set to YES - revise initial setting
Apr 21, 2026SMALApplicant Has Filed a Verified Statement of Small Entity Status in Compliance with 37 CFR 1.27
Apr 21, 2026RXTTLRPTTitle Report
Apr 20, 2026WIDSInformation Disclosure Statement (IDS) Filed
Apr 20, 2026WIDSInformation Disclosure Statement (IDS) Filed
Apr 20, 2026RXOSUB.RReexamination requested by third party requester
Apr 20, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Apr 20, 2026RXO_40Receipt of Orig. Ex Parte Reexam Request Less Than 40 Pages-Rule 1.20(c )(1)
Apr 20, 2026RXLET.Miscellaneous Incoming Letter
Apr 20, 2026RXIDS.Information Disclosure Statement Filed
Apr 20, 2026RXC/SRCertificate of Service
Apr 20, 2026RXC/SRCertificate of Service
Apr 20, 2026RXAF/DRReexam - Affidavit(s), Declaration(s) and/or Exhibit(s) Filed by Third Party Requester
Apr 20, 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
None found
Assignments
None found