IP Library › Granted Patent US 6,745,958
Granted Patent Utility
US 6,745,958 · Confirmation No. 9678

DUAL CONTROL VALVE

Inventor: Ning Lei
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2004-04-01 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-03-25 TRNA Transmittal of New Application 3 View
2002-03-25 SPEC Specification 18 View
2002-03-25 CLM Claims 12 View
2002-03-25 ABST Abstract 1 View
2002-03-25 DRW Drawings-only black and white line drawings 7 View
2002-03-25 OATH Oath or Declaration filed 3 View
2002-03-25 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,745,958
App. No.
10/105,482
Filed
2002-03-25
Granted
2004-06-08
Pub. No.
US20030146295A1
Examiner
HWU, DAVIS D
Art Unit
3752
PTA
0 days