(September 13, 2019, 10:45 AM EDT) -- DENVER — In a Sept. 11 ruling, the 10th Circuit U.S. Court of Appeals found that a Colorado federal judge lacked jurisdiction over a declaratory judgment action seeking cancellation of trade dress covering the color pink for medical prostheses (C5 Medical Werks LLC v. CeramTec GMBH, No. 17-1173, 10th Cir., 2019 U.S. App. LEXIS 27361)....