Appeal No. 95-2303
Application 07/896,073
This is a decision on an appeal from the final rejection
of claims 1 through 6, 29 through 37, 39, and 40, which are
all of the claims remaining in the application.
The subject matter on appeal relates to a composition
comprising an oil of lubricating viscosity which contains a
friction-reducing amount of an additive comprising a
triglyceride or diglyceride of a specified formula and at
least one metal overbased composition derived from a
hydrocarbyl substituted succinic acid or anhydride of a
specified formula. Further details of this appealed subject
matter are readily apparent from a review of illustrative
independent claims 1 and 36. A copy of these claims taken
from the appellant's Brief is appended to this decision.
The references relied upon by the examiner as evidence of
obviousness are:
Sabol 3,567,637 Mar. 2, 1971
Davis 4,663,063 May 5, 1987
Kennedy et al. (Kennedy) 5,144,603 May 19,
1992
Dasai 286,996 Oct. 19, 1988
(published Eur. Pat.
Application)
2
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