Appeal No. 2004-0567
Serial No. 09/628,704
1. A tack pad having opposite major surfaces and a
thickness of at least about 5mm comprising a non-woven cross-laid
carded web having a multi-layer structure which is needle-tacked
and bonded, at least one major surface of which is impregnated
with an acrylic tackifier.
8. A method of making a tack pad comprising the steps of
forming a non-woven, cross-laid multi-layer web which includes
carded thermo-bonding fibers, needle tacking the cross-laid web
to provide a web having a thickness of at about 5 mm,
impregnating at least one major surface of the needle tacked web
with a heat-reactive acrylic tackifier, and heating to thermally-
bond the web and cure the tackifier.
THE REFERENCES
Neal 3,056,154 Oct. 2, 1962
Lester 3,780,392 Dec. 25, 1973
Pässler et al. (Pässler) 4,352,846 Oct. 5, 1982
Schoonen et al. (Schoonen) 1,305,839 Aug. 4, 1992
(Canadian patent)
THE REJECTIONS
The claims stand rejected under 35 U.S.C. § 103 as follows:
claims 1-3, 5, 6 and 8 over Pässler in view of Schoonen;
claims 4, 9 and 10 over Pässler in view of Schoonen and Lester;
and claim 7 over Pässler in view of Schoonen and Neal.
OPINION
We reverse the aforementioned rejections. We need to
address only claims 1 and 8, which are the sole independent
claims.1
1 The examiner does not rely upon Lester or Neal for any
disclosure that remedies the deficiency in the combination of
2
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