Legal Opinion
Ashland Oil, Inc. v. Delta Oil Products Corporation
Court of Appeals for the Seventh Circuit
Decided June 7, 1982No. 81-1895PublishedCited by 9 opinions
1Per curiam
Before the court is an appeal from the decision of the United States District Court for the Eastern District of Wisconsin which invalidated two of the plaintiff’s United States Letter Patents. With one exception, this court adopts the memorandum opinion of the district court in its entirety. The decision below is therefore affirmed in part and reversed in part.
The plaintiff, Ashland Oil, manufactures and sells chemical products to foundries through its Chemical Division. The defendant, Delta Resins & Refractories, formerly known as Delta Oil Products Corporation, also manufactures and sells…
2Cases cited5 opinions
- Graham v. John Deere Co. of Kansas CitySupreme Court of the United States · 1966
- Republic Industries, Inc. v. Schlage Lock CompanyCourt of Appeals for the Seventh Circuit · 1979
- Westwood Chemical, Inc. v. Owens-Corning Fiberglas CorporationCourt of Appeals for the Sixth Circuit · 1971
- Oakley B. Palmer, an Individual Doing Business as Palmco Engineering Company v. Orthokinetics, Incorporated, a Wisconsin CorporationCourt of Appeals for the Ninth Circuit · 1980
- Laufenberg, Inc. v. Goldblatt Bros., IncCourt of Appeals for the Seventh Circuit · 1950
3Cited by9 opinions
- Allen Peteet, Ann I. Greenhill, Individually and on Behalf of the Heirs of the Estate of James Edward Greenhill, Deceased v. Dow Chemical CompanyCourt of Appeals for the Fifth Circuit · 1989
- Ashland Oil, Inc. v. Delta Resins & Refractories, Inc.Court of Appeals for the Federal Circuit · 1985
- Loeffel Steel Products, Inc. v. Delta Brands, Inc.District Court, N.D. Illinois · 2005
- Ortho Pharmaceutical Corp. v. SmithCourt of Appeals for the Federal Circuit · 1992
- Ashland Oil, Inc. v. Delta Oil Products CorporationCourt of Appeals for the Federal Circuit · 1986
4 more not listed; retrieve them via the Exa API.