Appeal No. 96-3395 Page 8 Application No. 08/347,900 certain concepts ....” (Examiner’s Answer at 6.) He concludes, “the concepts used in those secondary references would have been obvious to use in combination with the ideas represented by the primary reference because it is desirable to clean a sampler like that of Spencer, and the secondary references show and use a known way of cleaning flow lines.” (Id.) We find the appellant’s argument to be unpersuasive. It is unnecessary that inventions of references be physically combinable to render obvious an invention under review. In re Sneed, 710 F.2d 1544, 1550, 218 USPQ 385, 389 (Fed. Cir. 1983). See also In re Nievelt, 482 F.2d 965, 968, 179 USPQ 224, 226 (CCPA 1972) ("Combining the teachings of references does not involve an ability to combine their specific structures."). The test for obviousness is not whether the features of a reference may be bodily incorporated into the structure of another reference but what the combined teachings of those references would have suggested to those of ordinary skill inPage: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 NextLast modified: November 3, 2007