Fuel and related compositions – Liquid fuels – Organic nitrogen compound containing
Reexamination Certificate
2004-08-20
2008-12-30
Caldarola, Glenn (Department: 1797)
Fuel and related compositions
Liquid fuels
Organic nitrogen compound containing
C044S412000, C044S428000
Reexamination Certificate
active
07470292
ABSTRACT:
An antioxidant composition effective for stabilizing gasoline and gasoline components contains from approximately 50-95% by weight of at least one Mannich base and from approximately 5-50% by weight of at least one amine. The Mannich base is derived from p-substituted phenols or from cashew nut shell liquid.
REFERENCES:
patent: 4231759 (1980-11-01), Udelhofen et al.
patent: 5169410 (1992-12-01), Wright
patent: 5679116 (1997-10-01), Cunningham et al.
patent: 2002/0066225 (2002-06-01), Puri et al.
Bhatnagar Akhilesh Kumar
Chand Subhash
Gupta Anurag Ateet
Manoharan Rajagopal
Prashad Rameshwar
Allen Dyer Doppelt Milbrath & Gilchrist, P.A.
Caldarola Glenn
Goloboy Jim
Indian Oil Corporation Limited
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