Appeal No. 1996-2472
Application 08/075,297
THE INVENTION
Appellants claim a metallized film comprised of an opaque
layer of metal in direct contact with an aliphatic
polyurethane substrate which is derived from an aqueous
urethane dispersion and has glass transition and melting
temperatures within recited ranges. Claim 1 is illustrative
and reads as follows:
1. A metallized film comprising a continuous, opaque
layer of metal in direct contact with an aliphatic
polyurethane substrate that has a glass transition temperature
of about 25E to 110EC, a melting temperature greater than or
equal to 200EC, and which is derived from an aqueous urethane
dispersion.
THE REFERENCES
Muroi et al. (Muroi) 4,305,981 Dec. 15, 1981
Watai et al. (Watai) 4,393,120 Jul. 12, 1983
Waugh 4,446,179 May 1, 1984
Ellison et al. (Ellison) 4,810,540 Mar. 7, 1989
THE REJECTIONS
The claims stand rejected under 35 U.S.C. § 103 as
follows: claims 1, 2, 4-10, 17 and 18 over Watai; claims 1 and
2 over Muroi; claims 1, 2, 4-10, 17 and 18 over Watai in view
of Waugh and Ellison; claims 1 and 2 over Muroi in view of
-2-2
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