Howard C. Ludwig v. Jesse S. Sohn and Harold Robinson

MARTIN, Judge.

This appeal is from the decision of the Patent Office Board of Patent Interferences awarding priority of invention to the senior party, Sohn et al., in Interference No. 88,770. The interference involves application serial No. 204,722, filed January 6, 1951, by Sohn et al., and an application, serial No. 286,348, filed May 6, 1952, by the junior party, Ludwig. 1

The interference has a single count which reads :

“1. The method of joining material by arc welding said material with a consumable electrode, which comprises the steps of impressing a potential to produce and maintain an…