Chevron Chemical Company, a Delaware Corporation v. Voluntary Purchasing Groups, Inc., a Texas Corporation, and Hi-Yield Chemical Co. , 659 F.2d 695 ( 1981 )
United States v. United States Gypsum Co. , 68 S. Ct. 525 ( 1948 )
Inwood Laboratories, Inc. v. Ives Laboratories, Inc. , 102 S. Ct. 2182 ( 1982 )