Evans v. Warren Bros.
Court of Appeals for the Third Circuit
Appeal from the District Court of the United States for the Eastern District of Pennsylvania; Oliver B. Dickinson, Judge. Suit in equity by tire Warren Bros. Company against W. C. Evans. Decree for complainant, and defendant appeals.
1Opinion of the Court
BUFFINGTON, Circuit Judge.
In the court below, Warren Bros. Company, the owner of patent No. 727,505, granted May 5, 1903, to Frederick J. Warren, for a new and useful improvement in pavements, brought suit against W. C. Evans, charging infringement of claims 5, 6, 9, and 11 thereof. On final hearing that court, in an opinion reported at 234 Fed. 657, held said claims valid and infringed. From a decree so adjudging the defendant took this appeal.
*697This patent has been considered by various federal courts, and its validity established. An attack on its validity is made in this case, and certain…
2Cases cited3 opinions
- Warren Bros. Co. v. City of OwossoCourt of Appeals for the Sixth Circuit · 1909
- Warren Bros. v. EvansDistrict Court, E.D. Pennsylvania · 1916
- Warren Bros. Co. v. City of Grand RapidsDistrict Court, W.D. Michigan · 1912
3Cited by3 opinions
- Cookingham v. Warren Bros.Court of Appeals for the Ninth Circuit · 1925
- Amiesite Asphalt Co. of America v. Interstate Amiesite Co.District Court, D. Delaware · 1933
- J. E. Baker Co. v. Kennedy Refractories Co.District Court, E.D. Pennsylvania · 1917