Excelsior Steel Furnace Co. v. F. Meyer & Bro. Co.
Court of Appeals for the Seventh Circuit
Appeal from the District Court of th© United States for the Northern Division of the Southern District of Illinois. Suit in equity by the Excelsior Steel Furnace Company against the F. Meyer & Bro. Company. Decree for defendant, and complainant appeals.
1Opinion of the Court
MACK, Circuit Judge..This is an appeal from the decree of the District Court dismissing, for want of equity, a bill brought to restrain the alleged infringement of all the claims of letters patent No. 724,210, for hot-air pipes, issued March 31, 1903, to appellant, as assignee of Albert G. Scherer, upon an application filed April 19, 1900.
The patent relates to the construction of double wall hot-air pipes used to conduct and distribute hot air from the furnace to various parts of the house or building. Double wall pipes held in spaced relation, so as to provide between the outer and inner…
2Cited by2 opinions
- Ensten v. Simon, Ascher & Co.Court of Appeals for the Second Circuit · 1930
- Excelsior Steel Furnace Co. v. F. Meyer & Bro. Co.Court of Appeals for the Seventh Circuit · 1929