Chatham Pharmaceuticals, Inc. v. Reserve Research Co.

This is an appeal in a trade-mark opposition proceeding from the decision of the Commissioner of Patents, 65 USPQ 437, affirming the *887decision of the Examiner of Interferences sustaining appellee’s opposition to the registration of appellant’s mark under section 5 of the Trade-Mark Act of February 20,1905.

Appellant’s trade-mark comprises the terms “ALUMINOID” and “COLLOIDAL ALUMINA,” the term “COLLOIDAL ALUMINA” being disclaimed apart from the mark as shown.

There are other features in appellant’s mark which need not be described here because the dominant feature of appellant’s mark is the term…