Legal Opinion
Peifer v. Brown & Co.
U.S. Circuit Court for the District of Western Pennsylvania
Decided February 17, 1898No. 3PublishedCited by 5 opinions
This was a suit in equity by Christ Peifer against Brown & Co., a corporation, for alleged infringement of a patent.
1Opinion of the Court
ACHESON, Circuit Judge.
This suit is based upon letters patent No. 411,226, dated September 17,1889, for an improvement in metallurgical furnaces, granted to the plaintiff. As stated in the specification:
“The object of the invention Is to protect the walls of the heating chamber at the part known as the ‘neck’ from being cut away by the boiling slag which accumulates at this part. Ordinarily, the side walls at the bottom of the neck are cut out by the slag in two weeks’ time, and frequently in less time; but by my improvement the side walls at the point named will last just as long as the rest…
2Cases cited2 opinions
- Bennet v. FowlerSupreme Court of the United States · 1869
- Spring v. Domestic Sewing-Machine Co.United States Circuit Court · 1881
3Cited by5 opinions
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- International Curtis Marine Turbine Co. v. William Cramp & Sons Ship & Engine Bldg. Co.Court of Appeals for the Third Circuit · 1912
- International Curtis Marine Turbine Co. v. William Cramp & Sons Ship & Engine Bldg. Co.Court of Appeals for the Third Circuit · 1914
- Municipal Signal Co. v. National Electrical Mfg. Co.U.S. Circuit Court for the District of Connecticut · 1899
- Untitled Texas Attorney General Opinion, Texas Attorney General Reports1940