In re Giolito

BALDWIN, Judge.

This appeal is from the decision of the Patent and Trademark Office Board of Appeals affirming the examiner’s rejection of claims 1 and 3 to 6 in application serial No. 824,358, filed April 30, 1969, entitled “Methane Sulfonyl Chloride and Process of Preparation.” We affirm in part and reverse in part.

The Invention

Appellants’ invention comprises a continuous process for producing methane sulfonyl chloride by the simultaneous hy*398drolysis and chlorination of methyl mer-captan (methane thiol). Claim 1 is illustrative:

1. A continuous process for producing methane sulfonyl chloride…