Appeal No. 1998-0096
Application No. 08/518,182
Onozaki, or in the alternative the combination of Fujimoto,
Saito (JP4-6841) and Onozaki.
The 35 U.S.C. § 103(a) Rejection of Claim 25 Based on
the Combination of Fujimoto and Tsukagoshi, or in the
Alternative, the Combination Fujimoto,
Saito (JP4-6841) and Tsukagoshi
Claim 25, which depends from claim 7, further recites,
inter alia, "wherein said conductive metal coating consists of
aluminum." Fujimoto and Saito (JP4-6841), taken alone or in
combination, do not teach the conductive metal coating
consisting of aluminum. Tsukagoshi discloses aluminum-coated
polymeric particles 8 (page 6, lines 35-58) that are dispersed
in an adhesive component to be used as bonding material
between an IC element and a substrate (page 7, lines 40-41).
There is no teaching, suggestion or motivation in the applied
prior art regarding the substitution of Fujimoto’s bump
conductive layer 25 -- which is made of Cr-Au, Ti-Pd-Au, or
the like -- with Tsukagoshi’s aluminum layer 9 of very fine
particles 8. In our view, the examiner’s proposed
modification amounts to an impermissible hindsight
reconstruction of the claimed invention. Without having the
benefit of appellants’ disclosure, one of ordinary skill in
28
Page: Previous 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 Next
Last modified: November 3, 2007