T. H. Symington Co. v. National Malleable Castings Co.
District Court, N.D. Illinois
_ In Equity. Suit by the T. H. Symington Company against the Na-_ _ tional Malleable Castings Company and William H. Miner.
1Opinion of the Court
SANBORN, District Judge.
Injunction suit, filed April 28, 1917, on patents 684,552, issued October 15, 1901, and 751,943, issued February 9, 1904, on friction draft gear. Defendant corporation is licensee under the patents in suit and two others, but the license covers only one kind of gear, known as the “included” type. So far as the four patents cover other kinds, they are not transferred.
Defendant Miner has been engaged in making and selling draft gear since 1907. He furnishes to the Castings Company drawings of the parts of the gears, also working details, from which the latter furnishes…
2Cases cited9 opinions
- Snow v. Lake Shore & Michigan Southern Railway Co.Supreme Court of the United States · 1887
- Burroughs Adding Mach. Co. v. Felt & Tarrant Mfg. Co.Court of Appeals for the Seventh Circuit · 1917
- Tate v. Baltimore & O. R.Court of Appeals for the Fourth Circuit · 1915
- Indiana Mfg. Co. v. Nichols & Shepard Co.U.S. Circuit Court for the District of Eastern Michigan · 1910
- State Bank of Chicago v. Hillman'sCourt of Appeals for the Seventh Circuit · 1910
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3Cited by6 opinions
- Sinko Tool & Mfg. Co. v. Casco Products CorporationCourt of Appeals for the Seventh Circuit · 1937
- International Burr Corporation v. Wood Grinding ServiceCourt of Appeals for the Second Circuit · 1929
- Davis v. Buck-Jackson Corp.Court of Appeals for the Fourth Circuit · 1956
- Churchward International Steel Co. v. Bethlehem Steel Co.District Court, E.D. Pennsylvania · 1919
- Hartford-Empire Co. v. Swindell Bros.District Court, D. Maryland · 1937
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