(April 20, 2017, 9:23 AM EDT) -- CHICAGO — A federal judge in Illinois on March 31 substantially rejected post-trial motions in a misappropriation of trade secrets lawsuit over the terms of a confidential information provision of a supply agreement between Caterpillar Inc. and a parts supplier (Miller UK Ltd, et al. v. Caterpillar Inc., No. 10-3770, N.D. Ill, 2017 U.S. Dist. LEXIS 49929)....