CHIPMAN CHEMICAL ENGINEERING CO. v. READE MFG. CO.


56 F.2d 1048 (1932)

CHIPMAN CHEMICAL ENGINEERING CO., Inc., v. READE MFG. CO., Inc.

District Court, D. New Jersey.

March 2, 1932.


Attorney(s) appearing for the Case

Nathan & Bowman, of New York City, for complainants.

Lewis J. Doolittle, of New York City, for defendant.


FAKE, District Judge.

This is an infringement suit based upon United States letters patent No. 1,694,205 covering a weed killer and a method of killing weeds granted to one Ralph Chipman, December 4, 1928, and by him assigned to the plaintiff herein. The defendant denies infringement and alleges invalidity of the patent upon the ground of prior disclosures specially pleaded in the answer.

Claim 7 of the patent reads as follows: 7. "The art of wilting green...

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