Pelzer v. Weaver

This is an appeal in an interference proceeding from the decision of the Board of Appeals of the United States Patent Office affirming" the decision of the Examiner of Interferences awarding priority of invention of the subject matter defined in the single count in issue to Joseph B. Weaver-, appellee.

The invention relates to a process .of heating oil by means of furnace gases, as set forth in the count in issue which reads as follows:

A method of heating oil which comprises establishing a stream of furnace gases in heat exchange with surfaces in contact with said oil, removing the furnace…