The Cold Metal Products Company v. McLouth Steel Corporation

This case involves validity and infringement of six patents relating to reversing hot strip mills. In suit are the following claims of the following patents: Keeney and Ferm, No. 1,918,-968, Claims 2, 5, 10, 11 and 16 to 26, inclusive; Steckel, No. 1,977,214, Claims 2. to 5, inclusive, 11 to 13, inclusive, 18 and 22; Montgomery, No. 2,072,122,, Claims 6, 10 and 15 to 20, inclusive;. Montgomery, No. 2,087,065, Claims 1 to 5, inclusive; Montgomery, No. 2,214,107, Claims 4 and 6 to 10, inclusive; Montgomery, No. 2,072,121,. Claims 2 and 3. After an extended trial the district court held all the…