![Amchem Products Inc. v. Coral Chemical Co.](/assets/artwork/1x1-42817eea7ade52607a760cbee00d1495.gif)
![Amchem Products Inc. v. Coral Chemical Co.](/assets/artwork/1x1-42817eea7ade52607a760cbee00d1495.gif)
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Amchem Products Inc. v. Coral Chemical Co.
CFC.40082; 864 F.2d 149 (1988)
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Descrição da editora
Amchem Products, Inc. (Amchem) appeals the judgment of the United States District Court for the Northern District of Illinois,
Amchem Products, Inc. v. Coral Chemical Co., No. 83 C 2453 (N.D. Ill. August 31, 1987), holding invalid under 35 U.S.C.
103 (1982) claims 1-6 of United States Reissue Patent No. 31,198 (the ' 198 or reissue patent), entitled "Method for Cleaning
Aluminum at Low Temperatures.