IP Library › Granted Patent US 6,581,638
Granted Patent Utility
US 6,581,638 · Confirmation No. 9882

PIEZO VALVE

Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2001-11-20 TRNA Transmittal of New Application 6 View
2001-11-20 SPEC Specification 19 View
2001-11-20 CLM Claims 5 View
2001-11-20 ABST Abstract 1 View
2001-11-20 DRW Drawings-only black and white line drawings 3 View
2001-11-20 OATH Oath or Declaration filed 5 View
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Quick Facts
Patent No.
US 6,581,638
App. No.
09/989,485
Filed
2001-11-20
Granted
2003-06-24
Pub. No.
US20020059957A1
Art Unit
3753
PTA
-7 days