Appeal No. 2004-0137
Application 10/073,321
THE INVENTION
The appellants claim a method for cleaning an article using
a composition comprising 1,1,2-trichloroethylene,
benzotrifluoride, and a stabilizer for the trichloroethylene.
Claim 1 is illustrative:
1. A method of cleaning an article comprising contacting
and thereby at least partly cleaning said article with a
composition comprising
(1) about 20 weight% to about 80 weight% benzotrifluoride,
(2) about 20 weight% to about 80 weight% 1,1,2-trichloroethylene,
and (3) a stabilizer for said 1,1,2-trichloroethylene, said
stabilizer being present in amount no greater than about 1
weight%.
THE REFERENCES
Patron 3,546,304 Dec. 8, 1970
Hisamoto et al. (Hisamoto) 4,578,209 Mar. 25, 1986
THE REJECTIONS
The claims stand rejected as follows: claim 14 under
35 U.S.C. § 112, first paragraph, written description
requirement, and claims 1-6 and 10-13 under 35 U.S.C. § 103
as being unpatentable over Hisamoto in view of Patron.1
1 A rejection of claims 12 and 14 under 35 U.S.C. § 112,
second paragraph, is withdrawn in the examiner’s answer (page 2).
2
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