Application of Edward N. Walsh and Herbert H. Royse

RICH, Acting Chief Judge.

This appeal is from the decision of the Patent Office Board of Appeals affirming the rejection of claim 1 of application serial No. 328,463, filed December 6, anophenyl Ester Derivatives of Phos-1963, entitled “Methoxy-Substituted Cy- phorus Acids.” Four specific claims are allowed. We reverse.

The single claim on appeal, a compound claim directed to a genus of meth-oxy-cyanophenyl ester derivatives of various phosphorus-containing acids, reads as follows:

1. A compound having the formula:

where R and R' are members selected from the group consisting of lower alkyl,…