Legal Opinion
Sewerage Commission of Milwaukee v. Activated Sludge, Inc.
Court of Appeals for the Seventh Circuit
Decided January 14, 1936No. 5476PublishedCited by 4 opinions
1Opinion of the Court
EVANS, Circuit Judge.
This appeal is from an interlocutory decree of the District Court enjoining the Sewerage Commission of the City of Milwaukee from selling any activated sludge, fertilizer, or “Milorganite,” produced in its sewage disposal plant by the use of the patented processes and apparatus, in infringement of appellee’s patents, previously h eld valid and infringed by this court. City of Milwaukee v. Activated Sludge, 69 F. (2d) 577.
After the decree in the main suit against the City of Milwaukee was entered February 25, 1933, this suit for damages was begun against the Sewerage…
2Cases cited11 opinions
- Cromwell v. County of SacSupreme Court of the United States · 1877
- Baltimore Steamship Co. v. PhillipsSupreme Court of the United States · 1927
- United States v. MoserSupreme Court of the United States · 1924
- Grubb v. Public Util. Comm'n of OhioSupreme Court of the United States · 1930
- John Simmons Co. v. Grier Brothers Co.Supreme Court of the United States · 1922
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3Cited by4 opinions
- Fehr v. Activated Sludge, Inc.Court of Appeals for the Seventh Circuit · 1936
- Universal Oil Products Co. v. Winkler-Koch Engineering Co.District Court, N.D. Illinois · 1939
- Sanitary Dist. v. Activated Sludge, Inc.Court of Appeals for the Seventh Circuit · 1937
- De Foe v. National Capital BankDistrict of Columbia Court of Appeals · 1953