IP Library Granted Patent US 6,681,172
Granted Patent Utility
US 6,681,172 · Confirmation No. 9234

MODEL-BASED METHOD OF ESTIMATING CRANKCASE OIL TEMPERATURE IN AN INTERNAL COMBUSTION ENGINE

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Code Description Pages PDF
2007-01-26 1449 List of References cited by applicant and considered by examiner 1 View
2003-11-26 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-02-21 TRNA Transmittal of New Application 1 View
2002-02-21 SPEC Specification 5 View
2002-02-21 CLM Claims 3 View
2002-02-21 ABST Abstract 1 View
2002-02-21 DRW Drawings-only black and white line drawings 1 View
2002-02-21 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,681,172
App. No.
10/079,965
Filed
2002-02-21
Granted
2004-01-20
Pub. No.
US20020161508A1
Art Unit
3747
PTA
0 days