Legal Opinion
Detroit Lubricator Co. v. Toussaint
District Court, N.D. Illinois
Decided October 24, 1944No. 44C601PublishedCited by 9 opinions
1Opinion of the Court
LA BUY, District Judge.
This is an action for primary and direct infringement of combined strainer and tube connection used in refrigeration expansion valve for the purpose of filtering or straining refrigerant fluid. By bill of particulars plaintiff charges contributory infringement of the patent. Defendant has filed a motion to dismiss as to the charge of contributory infringement.
Walker on Patents, Vol. 3, § 507, defines contributory infringement as “intentional aid or cooperation in transactions which collectively constitute complete infringement. For example: where a person furnishes one…
2Cases cited14 opinions
- Mercoid Corp. v. Mid-Continent Investment Co.Supreme Court of the United States · 1944
- Morton Salt Co. v. G. S. Suppiger Co.Supreme Court of the United States · 1942
- Carbice Corp. of America v. American Patents Development Corp.Supreme Court of the United States · 1931
- Leitch Manufacturing Co. v. Barber Co.Supreme Court of the United States · 1938
- B. B. Chemical Co. v. EllisSupreme Court of the United States · 1942
9 more not listed; retrieve them via the Exa API.
3Cited by9 opinions
- Dawson Chemical Co. v. Rohm & Haas Co.Supreme Court of the United States · 1980
- Aralac, Inc. v. Hat Corporation of AmericaCourt of Appeals for the Third Circuit · 1948
- Chicago Pneumatic Tool Co. v. Hughes Tool Co.District Court, D. Delaware · 1945
- Aeration Processes, Inc. v. Walter Kidde & Co.District Court, W.D. New York · 1948
- Armstrong v. Emerson Radio and Phonograph Corp.District Court, S.D. New York · 1959
4 more not listed; retrieve them via the Exa API.