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Ex parte SOWERBY - Page 2
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Board of Patent Appeals and Interferences > 1997 > Ex parte SOWERBY - Page 2
Appeal No. 94-4429
Application 07/910,967
THE INVENTION
Appellant claims processes for forming combinations of
trithianes and phosphorous acid and/or thiophosphorous acid
derivatives which, appellant states (specification, page 37,
line 33 - page 38, line 3), are useful as additives for
lubricants and other functional fluids such as automatic
transmission fluids and hydraulic fluids. Claim 1 is
illustrative and is appended to this decision.
THE REFERENCES
Hook et al. (Hook) 2,531,129 Nov. 21, 1950
Bartlett 3,159,664 Dec. 1, 1964
Le Suer 3,197,405 Jul. 27, 1965
Braid 3,644,206 Feb. 22, 1972
Meinhardt 4,123,370 Oct. 31, 1978
Watson et al. (Watson) 4,328,111 May 4, 1982
THE REJECTIONS
Claims 1, 2, 5, 6 and 33-35 stand rejected under 35 U.S.C.
§ 103 as being unpatentable over Braid or Hook. Claims 7, 8 and
11-36 stand rejected under 35 U.S.C. § 103 as being unpatentable
over Braid or Hook, each in view of Meinhardt, Watson, Bartlett
or Le Suer.
OPINION
We have carefully considered all of the arguments advanced
by appellant and the examiner and agree with appellant that the
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Last modified: November 3, 2007
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