In re Outtrup

RICH, Judge.

This appeal is from the decision of the Patent and Trademark Office (PTO) Board of Appeals affirming the final rejection under 35 U.S.C. § 103 of claims 1-3, 11, and 13, the remaining claims in appellants’ application serial No. 40,725, filed May 26, 1970, entitled “Preparation of Microbial Enzymes.” We affirm.

The Invention

Appellants claim to have discovered that certain strains of the bacterium Bacillus licheniformis (BL), when suitably cultured, produce an alpha-amylase1 which has excellent heat stability, is suitable for use in cleaning agents at high pH values, e. g., 9, and…