Solid anti-friction devices – materials therefor – lubricant or se – Lubricants or separants for moving solid surfaces and... – Heavy metal or aluminum in an organic phosphorus compound...
Reexamination Certificate
2007-12-11
2007-12-11
Jagannathan, Vasu (Department: 1714)
Solid anti-friction devices, materials therefor, lubricant or se
Lubricants or separants for moving solid surfaces and...
Heavy metal or aluminum in an organic phosphorus compound...
C508S421000
Reexamination Certificate
active
10479299
ABSTRACT:
A transmission oil composition for an automobile characterized in that it contains a base oil selected from the group consisting of a mineral oil, a synthetic oil and mixtures thereof; and a phosphate compound selected from the group consisting of (A) a zinc dithiophosphate having a hydrocarbon group, (B) a triaryl phosphate (C) a triaryl thiophosphate, and mixtures thereof at 0.1 to 15.0% by mass with respect to the total composition; wherein the composition has a volume resistivity of 1×107ohm·m or more at 80° C.
REFERENCES:
patent: 4983313 (1991-01-01), Kaneko et al.
patent: 5225093 (1993-07-01), Campbell et al.
patent: 5593957 (1997-01-01), Obara et al.
patent: 6096692 (2000-08-01), Hagihara et al.
patent: 6231782 (2001-05-01), Shimomura et al.
patent: 6831045 (2004-12-01), Shimomura et al.
patent: 0 534 735 (1993-03-01), None
patent: 1 055 722 (2000-11-01), None
Patent Abstracts of Japan; JP 5-32992 A (Mitsui Petrochemical Industries, Ltd.), Feb. 9, 1993.
Patent Abstracts of Japan; JP-8-302376 S (Mitsubushi Oil Co., Ltd.), Nov. 19, 1996.
Patent Abstracts of Japan; JP 2000-1687 A (Japan Energy Corp.), Jan. 7, 2000.
Patent Abstracts of Japan; JP 2000-109869 A (Nippon Mitsubishi Oil Corp.), Apr. 18, 2000.
European Search Report Dated Mar. 22, 2006; Application No. 02730726.3-2104.
Aoki Tooru
Sagawa Takumaru
Ueno Takafumi
Wada Hisayuki
Darby & Darby P.C.
Goloboy Jim
Jagannathan Vasu
Nippon Oil Corporation
Nissan Motor Co,. Ltd.
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