IP Library › Granted Patent US 6,481,019
Granted Patent Utility
US 6,481,019 · Confirmation No. 6888

AIR FILTRATION SYSTEM INCLUDING A HELMET ASSEMBLY

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Code Description Pages PDF
2016-05-10 TRIAL.REQ.D Request for Trial Denied 25 View
2014-12-17 SOL.NTC.SUIT Report on the filing or determination of an action regarding a patent 1 View
2001-04-09 DRW Drawings-only black and white line drawings 10 View
2001-01-18 TRNA Transmittal of New Application 1 View
2001-01-18 SPEC Specification 33 View
2001-01-18 CLM Claims 29 View
2001-01-18 ABST Abstract 1 View
2001-01-18 DRW Drawings-only black and white line drawings 10 View
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Quick Facts
Patent No.
US 6,481,019
App. No.
09/764,697
Filed
2001-01-18
Granted
2002-11-19
Pub. No.
US20010032348A1
Art Unit
3765
PTA
0 days