Appeal No. 2000-0482
Application 08/569,256
1. An abherent composition comprising
(A) at least one compound selected from the group consisting of
phosphate ester or salt thereof, a phosphonic acid derivative,
and a phosphinic acid derivative, having at least one C4-C20
perfluoro-alkyl or alkenyl group,
(B) polytetrafluoroethylene having a number-average molecular
weight of 50,000 to 500,000, and
(C) at least one compound selected from the group consisting of a
silicone oil, a silicone resin and a highly fluorinated compound
having a boiling point of at least 100°C wherein compound (C) is
not a compound of (A) or (B).
The references relied upon by the examiner are:
Horiuchi et al. (Horiuchi) 4,118,235 Oct. 3, 1978
Hisamoto et al. (Hisamoto) 5,079,299 Jan. 7, 1992
Wagner 5,464,586 Nov. 7, 1995
Fukui et al. 57-048035 Oct. 13, 1982
(JP ‘035)
Amimoto et al. 01-285312 Nov. 16, 19891
(JP ‘312)
Claims 1, 3, 5 and 7-10 are rejected under 35 U.S.C.
§ 103(a) as unpatentable over Horiuchi, Hisamoto, JP ‘312 and
JP ‘035 in view of Wagner.2 For the reasons discussed below, the
rejection is affirmed.
1 We rely upon and cite from a full English translation of
the JP ‘035 and JP ‘312 documents, previously made of record.
2 Dependent claims 3, 5 and 7-10 stand or fall together
with independent claim 1. Appeal Brief, Paper No. 19, received
May 25, 1999, page 3, paragraph (8).
2
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