Application of Francis N. Apel, Louis B. Conte and Howard L. Bender

In the related case, In re Farnham, (PA 7244), 342 F.2d 455, 52 CCPA -, we held that:

“ * * * It seems to us that a person of ordinary skill in this art should be charged with the knowledge of the references as to the availability and use of ion exchange resins in catalyzing chemical reactions and that, as stated by the board:

“ * * * Although the specific reaction claimed is not disclosed by these secondary references, we see no reason to believe it would not be operative when catalyzed with an acidic resin instead of free acid. Obviousness under 35 U.S.C. 103 does not require absolute…