Edwin J. Smith v. Morris D. Stone

BALDWIN, Judge.

This appeal is from the decision of the Patent Office Board of Patent Interferences, adhered to on reconsideration, involving appellant’s application 1 and ap-pellee’s patent 2 and awarding priority to the senior party, the patentee Stone.

The subject matter involved in the interference relates to the manufacture of tinplate, i. e., thin strips of steel coated with tin, which are used primarily as a fabrication material for containers (the so-called “tin can”). More specifically, the invention pertains to a method of making “very thin tinplate,” in which the steel substrate has…