IP Library › Granted Patent US 6,684,833
Granted Patent Utility
US 6,684,833 · Confirmation No. 1607

VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE

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2003-12-05 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-02-26 TRNA Transmittal of New Application 2 View
2003-02-26 ADS Application Data Sheet 3 View
2003-02-26 A.PE Preliminary Amendment 6 View
2003-02-26 SPEC Specification 15 View
2003-02-26 CLM Claims 4 View
2003-02-26 ABST Abstract 1 View
2003-02-26 DRW Drawings-only black and white line drawings 15 View
2003-02-26 OATH Oath or Declaration filed 8 View
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Quick Facts
Patent No.
US 6,684,833
App. No.
10/372,975
Filed
2003-02-26
Granted
2004-02-03
Pub. No.
US20030131813A1
Art Unit
3748
PTA
0 days