Marshall v. Ledwinka

This is an appeal in an interference proceeding- wherein the Board of Appeals of the United States Patent Office affirmed a decision of the Examiner of Interferences awarding priority of invention to appellee upon a count which reads as follows:

In combination, an automobile door comprising an extensible portion substantially of the full width of the body of the door, a latch operating mechanism on opposite sides of the path of movement of said extensible portion, one of which connects with the other through an oscillating member journalled exteriorly of the jamb face of the door rail.

Appellee…