Appeal No. 95-4871 Application No. 08/172,666 rejection of claims 8 through 11 and 23. Evans discloses (Figure 5) a piezoelectric ceramic 35 sandwiched between layers of epoxy impregnated fiberglass cloths 36 and 37 to form a transducer for a piano key. The epoxy impregnated fiberglass cloth layers 36 and 37 do not encapsulate the piezoelectric ceramic 35. The examiner is of the opinion that it would have been obvious to one of ordinary skill in the art to adhere the encapsulant disclosed by Evans to the piezoelectric ceramic 6Page: Previous 1 2 3 4 5 6 7 8 9 NextLast modified: November 3, 2007