Status
Reexamination Certificate Issued
Requester
Not named in the record
Requester Law Firm
Not named in the record
Requested By
Third Party
Patent Owner(via USPTO assignment records)
Patent Owner Law Firm
Owner hasn't filed yet
USPC
D23Environmental Heating And Cooling; Fluid Handling And Sanitary Equipment
Reexam History (24 events)
Oct 15, 2026REEXInput Issue Number and Issue Date for Reexamination
Oct 6, 2026RXPUBSReexam Forwarded to Office of Publications
Jul 1, 2026MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
May 14, 2026RXA...Response after Non-Final Action
Apr 20, 2026MR.NFRX - Mail Reexam Non-Final Action
Mar 2, 2026RXFWDXDate Forwarded to Examiner
Jan 14, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jan 13, 2026DOCKCase Docketed to Examiner in GAU
Oct 29, 2025DOCKCase Docketed to Examiner in GAU
Oct 28, 2025COMPApplication Is Now Complete
Oct 28, 2025MRXNReexamination Formalities Notice Mailed
Oct 28, 2025MRXNReexamination Formalities Notice Mailed
Oct 27, 2025RXNREQFDNotice of reexamination request filing date
Oct 27, 2025RXTTLRPTTitle Report
Oct 27, 2025SMALApplicant Has Filed a Verified Statement of Small Entity Status in Compliance with 37 CFR 1.27
Oct 27, 2025RXNREQAUNotice of assignment of reexamination request
Oct 27, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Oct 16, 2025RXLITSRReexam Litigation Search Conducted
Oct 16, 2025PRXRParalegal Reexam Review Complete
Oct 16, 2025FTFSFITF set to YES - revise initial setting
Oct 15, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Oct 15, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Oct 15, 2025RXC/SRCertificate of Service
Oct 15, 2025RXO_40.RReceipt of Orig. Ex Parte Request by Third Party Less Than 40 Pages - Rule 1.20(c )(1)
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