Legal Opinion
D. J. Murray Mfg. Co. v. Sumner Iron Works
Court of Appeals for the Ninth Circuit
Decided August 4, 1924No. 4231PublishedCited by 2 opinions
1Opinion of the Court
GIDBERT, Circuit Judge.
The appellant appeals from a decree adjudging void for lack of invention claim 12 .of patent No. 933,231, issued to Charles E. Cleveland, September 7, 1909, for an improvement in log-loading mechanism commonly called a “log turner”; the patent having been transferred to the appellant. Claim 12 reads as follows:
“In a log-handling mechanism, the combination of a bed plate provided at its outer end with a shaft bearing; a shaft extending through said bearing; an arm in operative relation with the shaft, said arm being bifurcated and straddling the bearing formed upon the…
2Cases cited7 opinions
- MacHine Co. v. MurphySupreme Court of the United States · 1878
- Smith v. NicholsSupreme Court of the United States · 1875
- Grinnell Washing MacHine Co. v. E. E. Johnson Co.Supreme Court of the United States · 1918
- Howard v. Detroit Stove WorksSupreme Court of the United States · 1893
- American Road MacHine Co. v. Pennock & Sharp Co.Supreme Court of the United States · 1896
2 more not listed; retrieve them via the Exa API.
3Cited by2 opinions
- Electric Cable Joint Co. v. Brooklyn Edison Co.Supreme Court of the United States · 1934
- Cleveland Trencher Co. v. Buckeye Traction Ditcher Co.District Court, N.D. Ohio · 1940