Legal Opinion
Hughes Tool Co. v. United MacH. Co.
District Court, N.D. Texas
Decided January 14, 1939No. 823PublishedCited by 13 opinions
1Opinion of the Court
WILSON, District Judge.
This is a patent infringement suit brought by the plaintiff, Hughes Tool Company, a corporation, against United Machine Company, a co-partnership, and Leon L. Sanders, J. C. Street, and United Machine Works, a corporation, defendants, charging infringement by defendants of seven patents belonging to the plaintiff.
The patents in suit are all drawn to cover improvements in deep well drills in which a plurality of cutters surround and enclose the ends of cutter shafts projecting downwardly and inwardly from the drill head. The record shows that the plaintiff has built up…
2Cases cited14 opinions
- Loom Co. v. HigginsSupreme Court of the United States · 1882
- Expanded Metal Co. v. BradfordSupreme Court of the United States · 1909
- Morgan Envelope Co. v. Albany Perforated Wrapping Paper Co.Supreme Court of the United States · 1894
- The Suffolk Company v. HaydenSupreme Court of the United States · 1866
- Cotton-Tie Co. v. SimmonsSupreme Court of the United States · 1882
9 more not listed; retrieve them via the Exa API.
3Cited by13 opinions
- Robertson Rock Bit Co. v. Hughes Tool Co.Court of Appeals for the Fifth Circuit · 1949
- Williams v. Hughes Tool Co.Court of Appeals for the Tenth Circuit · 1950
- Novadel-Agene Corporation v. PennCourt of Appeals for the Fifth Circuit · 1941
- Hughes Tool Co. v. OwenCourt of Appeals for the Fifth Circuit · 1941
- Micromatic Hone Corp. v. Mid-West Abrasive Co.Court of Appeals for the Sixth Circuit · 1949
8 more not listed; retrieve them via the Exa API.