IP Library › Granted Patent US 6,651,549
Granted Patent Utility
US 6,651,549 · Confirmation No. 2530

DUAL GALLERY PISTON

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2023-01-12 OATH Oath or Declaration filed 37 View
2022-11-19 OATH Oath or Declaration filed 106 View
2003-09-04 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-08-12 TRNA Transmittal of New Application 2 View
2002-08-12 SPEC Specification 10 View
2002-08-12 CLM Claims 9 View
2002-08-12 ABST Abstract 1 View
2002-08-12 DRW Drawings-only black and white line drawings 3 View
2002-08-12 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,651,549
App. No.
10/217,854
Filed
2002-08-12
Granted
2003-11-25
Pub. No.
US20020189442A1
Art Unit
3745
PTA
-14 days