Appeal No. 2004-2097
Application No. 09/501,013
1429, 1431 (Fed. Cir. 1997). In addition, the prior art
reference must disclose the limitations of the claimed invention
“without any need for picking, choosing, and combining various
disclosures not directly related to each other by the teachings
of the cited reference.” In re Arkley, 455 F.2d 586, 587, 172
USPQ 524, 526 (CCPA 1972).
Murch discloses a fire-retardant intumescent laminate
system suitable for application to combustible or heat-sensitive
substrates to protect such substrates from fire and heat.
(Column 1, lines 5-8.) Specifically, Murch teaches an
intumescent laminate system comprising an intumescent layer
comprising a porous sheet material impregnated with an
intumescent composition and a flexible protective layer adhered
to the outer surface of the intumescent layer. (Column 2, lines
16-22.) According to Murch, “[t]he impregnated sheet material
is any sufficiently porous adsorbent material which will absorb
the intumescent composition.” (Column 3,lines 50-52.)
Regarding the protective cover layer, Murch discloses numerous
materials including “well known waterproofed and flameproofed
textile materials.” (Column 7, line 55 to column 8, line 31.)
Murch further teaches that “[t]he flexible protective cover may
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