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ACTIVATED SLUDGE v. SANITARY DIST. OF CHICAGO

No. 4091.

33 F.2d 452 (1929)

ACTIVATED SLUDGE, Inc., v. SANITARY DIST. OF CHICAGO.

Circuit Court of Appeals, Seventh Circuit.

Rehearing Denied June 12, 1929.

Attorney(s) appearing for the Case

Lynn A. Williams, of Chicago, Ill., for appellant.

Wallace R. Lane, of Chicago, Ill., for appellee.

Before ALSCHULER, EVANS, and PAGE, Circuit Judges.

EVAN A. EVANS, Circuit Judge.

This suit was begun in September, 1924, by Activated Sludge, Limited, an English corporation, and Edgar C. Guthard, its American licensee, to enjoin the infringement, by the Sanitary District of Chicago, of six letters patent belonging to plaintiffs. Defendant answered and filed a counterclaim seeking damages for fraudulent conduct growing out of the alleged misuse of said patent monopolies.

Both parties then sought and secured...

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