90/015,773FREQUENCY CONVERSION SYSTEM12,273,182Open

Status

Reexam - Request Ready for Ex Parte Action

Filed

Dec 23, 2025

Last Updated

May 14, 2026

Art Unit

3992

Requester

Unknown

Requested By

Third Party

Sector (CPC)

HElectrical & Electronic
H04Telecommunications
H04BTransmission

USPC

455Telecommunications

Reexam History (25 events)

May 14, 2026RXFWDXDate Forwarded to Examiner
Mar 30, 2026RXLET.Miscellaneous Incoming Letter
Mar 30, 2026RXIDS.Information Disclosure Statement Filed
Mar 30, 2026WIDSInformation Disclosure Statement (IDS) Filed
Jan 30, 2026MREXORX - Mail Ex Parte Request for Reexamination Granted
Jan 26, 2026IDSCInformation Disclosure Statement considered
Jan 14, 2026MRXNReexamination Formalities Notice Mailed
Jan 14, 2026MRXNReexamination Formalities Notice Mailed
Jan 14, 2026COMPApplication Is Now Complete
Jan 13, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Jan 13, 2026RXNREQAUNotice of assignment of reexamination request
Jan 13, 2026DOCKCase Docketed to Examiner in GAU
Jan 13, 2026RXNREQFDNotice of reexamination request filing date
Jan 13, 2026SMALApplicant Has Filed a Verified Statement of Small Entity Status in Compliance with 37 CFR 1.27
Jan 7, 2026FTFSFITF set to YES - revise initial setting
Jan 7, 2026RXLITSRReexam Litigation Search Conducted
Jan 7, 2026PRIRParalegal Reissue Review Complete
Dec 20, 2025RXTTLRPTTitle Report
Dec 11, 2025RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Dec 11, 2025WIDSInformation Disclosure Statement (IDS) Filed
Dec 11, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Dec 11, 2025RXC/SRCertificate of Service
Dec 11, 2025BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Dec 11, 2025RXIDS.Information Disclosure Statement Filed
Dec 11, 2025RXOSUB.RReexamination requested by third party requester