In re Curley

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the decision of the Primary Examiner rejecting all of the claims (Nos. 1 to 4, inclusive) in appellants’ application for a patent for an alleged invention relating to an improved ventilator or blower for use in underground mines, and particularly in “gaseous mines.”

*750Except as hereinafter nbted, claims 2 and 3 are illustrative of the appealed claims. They read:

2. In a ventilator, the combination with a ventilator housing, of an electric motor positioned within sai^| housing and comprising…