In re Lewenstein

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the examiner’s rejection of two claims, numbered respectively, 18 and 19, of apellant’s application for patent entitled “Improvements in Gold Compounds and Method of Making the Same.”

Both claims are product claims. We reproduce claim 18 as representative.

18. As a new and improved compound, an auro-thioanilide of a carboxylic acid, said compound having a straight carbon chain, which has at least two carbon atoms, one terminal carbon atom of said chain being connected by a mon-ovalent…