IP Library › Granted Patent US 6,539,909
Granted Patent Utility
US 6,539,909 · Confirmation No. 1288

RETRACTABLE SEAT VALVE AND METHOD FOR SELECTIVE GAS FLOW CONTROL IN A COMBUSTION CHAMBER

Inventor: James H. Yager
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2001-05-03 TRNA Transmittal of New Application 2 View
2001-05-03 SPEC Specification 21 View
2001-05-03 CLM Claims 11 View
2001-05-03 ABST Abstract 1 View
2001-05-03 DRW Drawings-only black and white line drawings 8 View
2001-05-03 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,539,909
App. No.
09/848,516
Filed
2001-05-03
Granted
2003-04-01
Pub. No.
US20020162526A1
Art Unit
3747
PTA
0 days