IP Library Granted Patent US 6,692,088
Granted Patent Utility
US 6,692,088 · Confirmation No. 5584

BOUNDARY SELF-ADAPTATION SCHEME FOR PROPORTIONAL POPPET VALVE PRESSURE CONTROL

Inventor: Yuhong Zheng
Patented Case View Patent ↗
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Code Description Pages PDF
2005-07-12 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2003-09-24 IFEE Issue Fee Payment (PTO-85B) 3 View
2001-09-26 TRNA Transmittal of New Application 4 View
2001-09-26 A.PE Preliminary Amendment 3 View
2001-09-26 SPEC Specification 17 View
2001-09-26 CLM Claims 2 View
2001-09-26 ABST Abstract 1 View
2001-09-26 DRW Drawings-only black and white line drawings 4 View
2001-09-26 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,692,088
App. No.
09/965,103
Filed
2001-09-26
Granted
2004-02-17
Art Unit
3683
PTA
-52 days