Appeal 2007-3412
Application 10/832,450
Toyama
33. Toyama issued 7 June 2005 based on U.S. application 10/220,197,
which is the national stage of PCT application PCT/JP01/01620, which was
filed on 2 March 2001. (Toyama, first page.)
34. The provisions of 35 U.S.C. § 371(c)(1), (2), and (4) were satisfied on
5 November 2002. (Toyama, first page.)
35. The PCT application was published as WO 01/64598 on 7 September
2001. (Toyama, first page.)
36. EP 1,281,690 A1 ("EP 690"), the published version of European
Patent Application 01908247.8, was filed 2 March 2001, based on
PCT/JP01/01620, and published on 5 February 2003.5
37. Toyama describes laminated glasses that comprise a pair of glass
panels sandwiching an interlayer film made of plasticized PVB. (Toyama at
1:15–25.)
38. The laminated glasses are said to be particularly suited for glazing of
automobiles. (Toyama at 1:26.)
39. Toyama is especially concerned with improving the sound insulation
performance of the laminated glass over a broad temperature range.
(Toyama at 3:20–24.)
40. According to Toyama, the goals of the invention are achieved in a
first aspect by using a blend of two polyvinylacetals having distinct
5 A copy of EP 690 has been made of record and has been mailed to D'Errico
along with this Decision.
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