Legal Opinion
Thomson Spot Welder Co. v. Ford Motor Co.
Supreme Court of the United States
Decided June 9, 1924No. 120PublishedCited by 81 opinions
1Opinion of the CourtJustice Sanford
This is a suit in equity brought by the Thomson Spot Welder Company in a Federal District Court in Michigan for the infringement of United States patent No. 1,046,066 for improvements in electric welding, issued December 3, 1912, to the plaintiff’s predecessor in title, as assignee, upon an application filed by Johann Harmatta, December 3, 1903. The chief defenses were anticipation, lack of invention, prior public use, and estoppel. The District Court sustained all of these defenses, and dismissed the bill. 268 Fed. 836. The Circuit Court of Appeals — one judge dissenting — held the patent…
2Cases cited10 opinions
- United States v. State Investment Co.Supreme Court of the United States · 1924
- Wright-Blodgett Co. v. United StatesSupreme Court of the United States · 1915
- Keyes v. GrantSupreme Court of the United States · 1886
- Blessing v. Works.U.S. Circuit Court for the District of Southern New York · 1888
- Holmes v. TrumanCourt of Appeals for the Ninth Circuit · 1895
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3Cited by81 opinions
- Roche v. Evaporated Milk Assn.Supreme Court of the United States · 1943
- Sanitary Refrigerator Co. v. WintersSupreme Court of the United States · 1929
- Corona Cord Tire Co. v. Dovan Chemical Corp.Supreme Court of the United States · 1928
- Swofford v. B & W, Inc.Court of Appeals for the Fifth Circuit · 1964
- Concrete Appliances Co. v. GomerySupreme Court of the United States · 1925
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