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MOORE v. BALTIMORE & O. R. CO.

No. 2914.

37 F.2d 884 (1930)

MOORE v. BALTIMORE & O. R. CO.

Circuit Court of Appeals, Fourth Circuit.

January 14, 1930.

Attorney(s) appearing for the Case

A. Miller Belfield and Walter F. Boye, both of Chicago, Ill., for appellant.

Arthur C. Fraser, of New York City (Duncan K. Brent, of Baltimore, Md., on the brief), for appellee.

Before WADDILL, PARKER, and NORTHCOTT, Circuit Judges.

PARKER, Circuit Judge.

This was a suit to enjoin infringement of patent No. 1,502,050, covering dust suction apparatus for use in connection with belt conveyors in grain elevators. The defendant denies infringement and avers that the claims of the patent relied on are invalid for lack of invention and because of anticipation and prior use. The learned judge below, after an exhaustive analysis of the evidence, held the claims invalid and dismissed the bill. Complainant...

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