IP Library › Granted Patent US 6,609,049
Granted Patent Utility
US 6,609,049 · Confirmation No. 3364

METHOD AND SYSTEM FOR AUTOMATICALLY ACTIVATING A WARNING DEVICE ON A TRAIN

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2021-06-15 TRIAL.CERT.M Trial Certificate Mailed 2 View
2020-09-08 CAFC.DEC.AFF Decision by Court of Appeals for the Federal Circuit – Affirmed 16 View
2019-04-05 CAFC.AP.NTC Appeal to Court of Appeals for the Federal Circuit (CAFC) 58 View
2019-02-04 TRIAL.TRMFWD Trial Termination or Final Written Decision 51 View
2018-02-07 TRIAL.REQ.G Request for Trial Granted 38 View
2013-10-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-10-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-10-08 PA.. Power of Attorney 1 View
2013-10-08 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2013-10-08 N417 Electronic Filing System Acknowledgment Receipt 2 View
2002-07-01 TRNA Transmittal of New Application 2 View
2002-07-01 SPEC Specification 6 View
2002-07-01 CLM Claims 3 View
2002-07-01 ABST Abstract 1 View
2002-07-01 DRW Drawings-only black and white line drawings 2 View
2002-07-01 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,609,049
App. No.
10/184,929
Filed
2002-07-01
Granted
2003-08-19
Art Unit
3661
PTA
-61 days