Legal Opinion
Western Lithograph Co. v. W. H. Brady Co.
District Court, E.D. Wisconsin
Decided April 10, 1947No. Civil Action No. 2804PublishedCited by 2 opinions
1Opinion of the Court
DUFFY, District Judge.
This is a suit for infringement of patent and for unfair competition. U.S. Patent No. 2,372,944 was issued to plaintiff Welch on April 3, 1945, on application filed April 7, 1942. Welch still is the owner of the patent. Since July, 1942, plaintiff Western Lithograph' Company has been and now is the exclusive licensee, and sells wire marking devices under the trade-name “EZ Code Markers.” All three of the claims of the patent in suit are in issue. Claim 1 reads:
“A wire marking unit for use in distinguishing wires and circuits in electrical wiring, comprising a backing…
2Cases cited8 opinions
- Mercoid Corp. v. Mid-Continent Investment Co.Supreme Court of the United States · 1944
- Smith & Griggs Manufacturing Co. v. SpragueSupreme Court of the United States · 1887
- McCarty v. Lehigh Valley RailroadSupreme Court of the United States · 1895
- Muncie Gear Works, Inc. v. Outboard, Marine & Manufacturing Co.Supreme Court of the United States · 1942
- Consolidated Fruit-Jar Co. v. WrightSupreme Court of the United States · 1877
3 more not listed; retrieve them via the Exa API.
3Cited by2 opinions
- Jacquard Knitting MacHine Co. v. Ordnance Gauge Co.District Court, E.D. Pennsylvania · 1951
- Western Lithograph Co. v. W. H. Brady Co.Court of Appeals for the Seventh Circuit · 1949