IP Library Granted Patent US 6,676,847
Granted Patent Utility
US 6,676,847 · Confirmation No. 2382

MONOCARBOXYLIC ACID BASED ANTIFREEZE COMPOSITION FOR DIESEL ENGINES

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Code Description Pages PDF
2014-05-09 OATH Oath or Declaration filed 46 View
2003-10-06 IFEE Issue Fee Payment (PTO-85B) 2 View
2001-05-08 TRNA Transmittal of New Application 4 View
2001-05-08 SPEC Specification 40 View
2001-05-08 CLM Claims 1 View
2001-05-08 ABST Abstract 1 View
2001-05-08 OATH Oath or Declaration filed 5 View
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Quick Facts
Patent No.
US 6,676,847
App. No.
09/851,368
Filed
2001-05-08
Granted
2004-01-13
Pub. No.
US20020030177A1
Art Unit
1751
PTA
-334 days