Appeal No. 1999-1039 Application No. 08/876,762 in the art. See, for example, In re Keller, 642 F.2d 413, 425, 208 USPQ 871, 881 (CCPA 1981). In establishing a prima facie case of obviousness, it is incumbent upon the examiner to provide a reason why one of ordinary skill in the art would have been led to modify a prior art reference or to combine reference teachings to arrive at the claimed invention. See Ex parte Clapp, 227 USPQ 972, 973 (Bd. Pat. App. & Int. 1985). To this end, the requisite motivation must stem from some teaching, suggestion or inference in the prior art as a whole or from the knowledge generally available to one of ordinary skill in the art and not from the appellant's disclosure. See, for example, Uniroyal, Inc. v. Rudkin-Wiley Corp., 837 F.2d 1044, 1052, 5 USPQ2d 1434, 1439 (Fed. Cir.), cert. denied, 488 U.S. 825 (1988). The appellant’s invention pertains to three-dimensional structures that provide building shape modification for edifices in order to break up and camouflage the expanse and form of large roofed buildings, and which can be deployed or altered rapidly, on short notice. Independent claim 1 is directed to “[a] three-dimensional shape modification camouflage structure for camouflaging large, roofed edifices 3Page: Previous 1 2 3 4 5 6 7 8 9 10 NextLast modified: November 3, 2007