Lubricating oil compositions

United States of America Patent

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Jul 23, 2002
Grant Date
Nov 1, 2001
app pub date
Mar 14, 2001
filing date
Mar 20, 2000

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Abstract

A heavy duty diesel engine lubricating oil composition having no more than 0.10 wt. % phosphorus comprises an ashless dispersant, a neutral calcium phenate, an overbased calcium or magnesium sulfonate, a metal dihydrocarbyldithiophosphate, and a phenolic or aminic antioxidant.

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INFINEUM INTERNATIONAL LIMITED

International Classification(s)

C10M:LUBRICATING COMPOSITIONS

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Locke, Christopher J	Oxon, GB	10	114
MacDonald, Isabel P	Oxon, GB	3	57

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Lubricating oil compositions

Number of patents in Portfolio can not be more than 2000

United States of America Patent

09808081

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PATENT NO	6423670
APP PUB NO	20010036906A1
SERIAL NO	09808081
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 23, 2002	US,6423670,B2 US6423670B2	GRANTED PATENT AS SECOND PUBLICATION
November 01, 2001	US,20010036906,A1 US20010036906A1	FIRST PUBLISHED PATENT APPLICATION

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