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KEY BOILER EQUIPMENT CO. v. COLEMAN

No. 2364.

36 F.2d 195 (1929)

KEY BOILER EQUIPMENT CO. v. COLEMAN.

Circuit Court of Appeals, First Circuit.

December 4, 1929.

Attorney(s) appearing for the Case

Nathan Heard, of Boston, Mass., and Phillips W. Moss, of St. Louis, Mo. (Frederick A. Tennant, of Boston, Mass., on the brief), for appellant.

Jesse A. Holton, of Boston, Mass., for appellee.

Before BINGHAM, ANDERSON, and WILSON, Circuit Judges.

BINGHAM, Circuit Judge.

This is a suit in equity brought by the Key Boiler Equipment Company against Albert M. Coleman for infringement of United States letters patent No. 1,391,738, issued September 27, 1921, to Frederick E. Key, and now owned by the plaintiff, for a sealing paste. The defenses are invalidity, anticipation, and noninfringement. In the District Court the patent was found to be valid and not infringed. A decree was entered dismissing the bill, and...

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