IP Library Granted Patent US 6,694,998
Granted Patent Utility
US 6,694,998 · Confirmation No. 4845

MICROMACHINED STRUCTURE USABLE IN PRESSURE REGULATING MICROVALVE AND PROPORTIONAL MICROVALVE

Inventor: Harry A. Hunnicutt
Patented Case View Patent ↗
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Code Description Pages PDF
2003-09-24 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-09-24 LET. Miscellaneous Incoming Letter 2 View
2001-07-31 TRNA Transmittal of New Application 4 View
2001-07-31 SPEC Specification 32 View
2001-07-31 CLM Claims 12 View
2001-07-31 ABST Abstract 1 View
2001-07-31 DRW Drawings-only black and white line drawings 12 View
2001-07-31 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,694,998
App. No.
09/919,407
Filed
2001-07-31
Granted
2004-02-24
Art Unit
3754
PTA
0 days