Appeal No. 1998-0522
Application No. 08/327,882
Claim 1 is representative of the subject matter on appeal and
reads as follows:
1. A polyphenylene sulphide composition consisting of 60 to
99.5% by weight of polyphenylene sulphide and 0.5 to 40% by weight
of a crosslinked composition (C) consisting essentially of:
a compound (C1), consisting of an elastomeric copolymer
derived from at least one olefin and at least one comonomer (1)
containing at least one epoxy group and at least one ethylenically
unsaturated radical, and at least one other unsaturated comonomer
(2), an alkyl ester of an ",$-unsaturated carboxylic acid, and
a polymeric crosslinking agent (C2), consisting of a copolymer
of an olefin and of at least one comonomer (3) selected from the
group consisting of unsaturated carboxylic acids and carboxylic
acid anhydride groups derived from these acids, and at least one
other unsaturated comonomer (2') selected from alkyl esters of an
",$-unsaturated carboxylic acid, said crosslinking agent (C2)
being crosslinked with said compound (C1).
In support of her rejections, the examiner relies on the
following prior art references:
Kadoi et al. (Kadoi) 0 345 094 A1 Dec. 6, 1989
(Published European Patent Application)
Masamoto et al. (Masamoto) 0 406 553 A2 Jan. 9, 1991
(Published European Patent Application)
Claims 1, 3, 9 through 11 and 20 stand rejected under 35
U.S.C. § 103 as unpatentable over the disclosure of Masamoto.
Claims 1, 3, 9 through 11 and 20 stand rejected under 35 U.S.C.
§ 103 as unpatentable over the disclosure of Kadoi.
Having carefully reviewed the claims, specification, applied
prior art, including all of the arguments advanced by the examiner
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