IP Library › Granted Patent US 6,698,449
Granted Patent Utility
US 6,698,449 · Confirmation No. 5306

REPLACEABLE VALVE SEAT RING WITH ENHANCED FLOW DESIGN

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 Code Description Pages PDF
2010-03-08 SOL.NTC.SUIT Report on the filing or determination of an action regarding a patent 65 View
2004-01-12 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-05-14 TRNA Transmittal of New Application 2 View
2002-05-14 SPEC Specification 9 View
2002-05-14 CLM Claims 5 View
2002-05-14 ABST Abstract 1 View
2002-05-14 DRW Drawings-only black and white line drawings 3 View
2002-05-14 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,698,449
App. No.
10/144,976
Filed
2002-05-14
Granted
2004-03-02
Pub. No.
US20030089398A1
Art Unit
3753
PTA
0 days