Application of Hultquist

JOHNSON, Judge.

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the holding of the-Primary Examiner rejecting claims 2 to 5,. the only remaining claims in appellant’s application for a patent on a “Process of Preparing 2-Aminopyrimidine and Intermediates Therefor.”

The appealed claims relate to the second step of an allegedly improved two-step-process of making “2-amino pyrimidine,” a. chemical used commercially in the synthesis, of “2-sulfanilamido pyrimidine,” one of the-sulfa drugs. The first step of the process, comprises the…