Buffington v. Blair

In this case Buffington and Files, joint applicants (hereinafter referred to as Buffington et al.), have appealed to this court from the decision of the Board of Appeals of the United States Patent Office affirming the decision of the Examiner of Interferences awarding priority to Blair, Bradley, and Schott, joint applicants (hereinafter referred to as Blair et al.), upon two method counts of an interference, which counts read:

1. In a method for the production of sponge rubber from an aqueous rubber dispersion, the step which comprises admixing aqueous rubber dispersion with a separately…