Legal Opinion
Standard Parts Co. v. Cleveland Welding & Mfg. Co.
District Court, N.D. Ohio
Decided March 20, 1923No. 777PublishedCited by 1 opinion
1Opinion of the Court
WESTENHAVER, District Judge.
Plaintiff’s bill charges infringement of two United States letters patent, No. 1,153,481 and No. 1,153,-482, both issued September 14, 1915, to the Standard Welding Company, assignee of Richard S. Bryant, the inventor, and both now ow;ned by plaintiff. Claims 2, 5, and 7 are in issue. The defenses are invalidity for lack of novelty and invention; also as to No. 1,153,482, invalidity because of double patenting; and as to No. 1,153,481 that no action thereon can be maintained because a proper disclaimer was not filed within due time after discovery that there was…
2Cases cited12 opinions
- Atlantic Works v. BradySupreme Court of the United States · 1883
- Miller v. Eagle Manufacturing Co.Supreme Court of the United States · 1894
- Kurtz v. Belle Hat Lining Co.Court of Appeals for the Second Circuit · 1922
- Railroad Supply Co. v. Elyria Iron & Steel Co.Supreme Court of the United States · 1917
- Hailes v. Albany Stove Co.Supreme Court of the United States · 1887
7 more not listed; retrieve them via the Exa API.
3Cited by1 opinion
- Standard Parts Co. v. Cleveland Welding & Mfg. Co.Court of Appeals for the Sixth Circuit · 1924