Andrews v. Wickenden

O’CONNELL, Judge.

This appeal was taken by the junior party from an adverse decision of the Board of Interference Examiners of the United States Patent Office awarding to appellee, Wickenden, priority of invention of the subject matter defined by the count in issue, which reads as follows: “In a process for the conversion of an acid sludge resulting from treatment of a petroleum distillate with sulphuric acid into an active carbon, the improvement which comprises the step of distilling the acid sludge at a temperature below about 750°F., in combination with the step of using an atmosphere of…