Legal Opinion
Universal Oil Products Co. v. Skelly Oil Co.
District Court, D. Delaware
Decided July 13, 1927No. 582PublishedCited by 1 opinion
1Opinion of the Court
MORRIS, District Judge.
Process claims T to 3, inclusive, and apparatus claim 4, of patent No. 1,281,884, for converting heavy petroleum oils into light oils — cracking— granted to Trumble October 15, 1918, are here alleged by Universal Oil Products Company, the plaintiff, the owner of the patent, to have been infringed by Skelly Oil Company, the defendant. The defenses are anticipation,- want of invention, and noninfringement.
Petroleum consists of a complex mixture of hydrocarbons differing in specific gravity and other properties. Separation of the lighter and the heavier constituents may be…
2Cases cited4 opinions
- Alexander Milburn Co. v. Davis-Bournonville Co.Supreme Court of the United States · 1926
- Atlantic, Gulf & Pacific Co. v. WoodCourt of Appeals for the Fifth Circuit · 1923
- Selectasine Patents Co. v. Prest-O-Graph Co.District Court, D. Oregon · 1920
- Johnson v. Forty-Second Street, M. & St. N. Ave. R.U.S. Circuit Court for the District of Southern New York · 1888
3Cited by1 opinion
- Skelly Oil Co. v. Universal Oil Products Co.Court of Appeals for the Third Circuit · 1929