CBOE v. ISE, No. 07 C 623, Slip Op. (N.D. Ill. Mar. 6, 2013) (Lefkow, J.).
Judge Lefkow granted defendant ISE’s motion to exclude plaintiff CBOE’s evidence of non-infringing alternatives from the lost profits analysis in this patent case. The identified alternative was never in use during the alleged infringement. And CBOE offered only