Legal Opinion
Nordberg Mfg. Co. v. Woolery MacHine Co.
Court of Appeals for the Seventh Circuit
Decided October 31, 1935No. 5405PublishedCited by 38 opinions
1Opinion of the Court
SPARKS, Circuit Judge.
The questions here involved are the validity of claims 1, 2, 8, 10, 14, 16, and 22, and the infringement of claims 8, 14, 16, and 22 of United States patent No. 1,-807,367, issued to Woolery on May 26, 1931. The District Court held that all said claims were valid and infringed and were not anticipated. From that ruling this appeal is prosecuted.
The invention relates to bolt tighteners for railway rails. Its primary objects are: (1) To provide a portable power-operated machine that can be quickly and easily mounted on and dismounted from the rails, and which can readily…
2Cases cited8 opinions
- Seymour v. OsborneSupreme Court of the United States · 1871
- Carson v. American Smelting & Refining Co.Court of Appeals for the Ninth Circuit · 1925
- Consolidated Roller Mill Co. v. WalkerSupreme Court of the United States · 1891
- Sachs v. Hartford Electric Supply Co.Court of Appeals for the Second Circuit · 1931
- Schram Glass Mfg. Co. v. Homer Brooke Glass Co.Court of Appeals for the Seventh Circuit · 1918
3 more not listed; retrieve them via the Exa API.
3Cited by38 opinions
- Hunt v. Armour & Co.Court of Appeals for the Seventh Circuit · 1951
- National Slug Rejectors, Inc. v. A. B. T. Mfg. Corp.Court of Appeals for the Seventh Circuit · 1947
- Steiner Sales Co. v. Schwartz Sales Co.Court of Appeals for the Tenth Circuit · 1938
- Eversharp, Inc. v. Fisher Pen Co.District Court, N.D. Illinois · 1961
- The UNIVERSITY OF ILLINOIS FOUND. v. Block Drug Co.District Court, E.D. Illinois · 1955
33 more not listed; retrieve them via the Exa API.