Pratt & Lambert, Inc. v. Chapman & Rodgers, Inc.

This is an appeal in a trade-mark opposition proceeding from the •decision of the Commissioner of Patents reversing the decision of the Examiner of Interferences sustaining appellant’s notice-of opposition to the registration of appellee’s trade-mark, the dominant feature of which is the numeral “61,” for use on insecticides.

In its application for registration under the Trade-Mark Act of February 20, 1905, appellee stated that it had used its trade-mark on its goods since "1915.

It appears from the record that appellant is the owner of trade-mark registration No. 79,520, issued September 13,…