Hoffman v. Young
United States Circuit Court
Hearing on bill, answer and proofs. This was a bill in equity to restrain the alleged infringement of a patent. The facts are sufficiently stated in the opinion.
1Opinion of the Court
Butler, D. J.
On November 20, 1877, letters patent No. 197,369, for an “improvement in tripod heads for surveyors’ instruments,” were issued to the complainant, the claims in which are as follows: “First, the combination with the plate A, having central opening a, and the plate G, having the socket c, extending through said opening of the ball D, having threaded neck d, the levelling screw-plate E, having ball g, and the instrument-plate E, having neck c and socket h, substantially as specified. Second, the combination with the base-plate A, having central opening a, and the socket-plate c,…
2Cited by4 opinions
- American Soda-Fountain Co. v. GreenU.S. Circuit Court for the District of Eastern Pennsylvania · 1896
- Green v. American Soda-Fountain Co.Court of Appeals for the Third Circuit · 1897
- Iron Fireman Mfg. Co. v. Industrial Engineering Corp.District Court, S.D. Indiana · 1936
- Paul Boynton Co. v. Morris Chute Co.U.S. Circuit Court for the District of New Jersey · 1897