Pyzel v. Black

ROBB, Associate Justice.

Appeal from a decision of the Commissioner of Patents in an interference proceeding, awarding priority to the junior party, Black, to whom a patent was inadvertently issued.

The invention relates to a process and apparatus for the refining of petroleum oil. Owing to the view we take of the ease, a detailed description of the invention is unnecessary.

Eor many years prior to 1919, Mr. Black, who was highly skilled in this art, was employed by the Standard Oil Company. The evidence conclusively establishes that he conceived the invention prior to 1914, when he caused to be…