In re Smith

This appeal involves a single claim numbered 7, the only claim in appellant’s application. It reads:

7. An insecticide containing as its essential active ingredient substantially pure gamma, gamma-dipyridyl.

*960As indicated by the claim, the substance is for use in combating insect infestation on vegetation, and it appears that it may be applied in either liquid or dust form.

The applicant appears to be a scientist employed by the United States Department of Agriculture, and the application, filed March 31, 1941, was made under the provisions of law governing patent applications by Government…