Person of Ordinary Skill in the Art

Lecat’s Ventriloscope v. MT Tool & Mfg., No. 16 C 5298, Slip Op. (N.D. Ill. Nov. 20, 2018) (Castillo, C.J.).

Chief Judge Castillo granted in part each parties’ cross-motion for summary judgment in this patent case involving a training system for ausculation – the act of listening to sounds within the body to diagnose