The opinion in support of the decision being entered
today was not written for publication and is not binding
precedent of the Board.
Paper No. 18
UNITED STATES PATENT AND TRADEMARK OFFICE
_______________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
_______________
Ex parte DAVID JEROME COMO
and BARRY MARK KETOLA
______________
Appeal No. 2000-0994
Application 09/097,123
_______________
ON BRIEF
_______________
Before KIMLIN, WARREN and OWENS, Administrative Patent Judges.
WARREN, Administrative Patent Judge.
Decision on Appeal
This is an appeal under 35 U.S.C. § 134 from the decision of the examiner finally
rejecting claims 1 through 5 and 8 through 11, and refusing to allow claims 6 and 7 as amended
subsequent to the final rejection. These are all of the claims in the application. Claim 1 is
illustrative of the claims on appeal:
1. A dielectric lubricant comprising:
(A) a phenyl-methyl siloxane having an average general formula
Me3SiO-( Me2SiO)x-(MePhSiO)y-SiMe3, wherein each Me represents a methyl group, each Ph
represents a phenyl group, x has a value from zero to about 0.25 and x + y = 1;
said phenyl-methyl siloxane having a viscosity at 25°C from about 500 to about 10,000
centipoise;
(B) a polytetrafluoroethylene powdered solid; and
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