(December 9, 2016, 8:59 AM EST) -- CINCINNATI — Because a Michigan federal judge did not address an insured’s arguments as they pertained to the issues of waiver and promissory estoppel in a coverage suit involving defective knee implants, the Sixth Circuit U.S. Court of Appeals erred in failing to remand the case to the federal court for a decision on those issues, an insured argues in a Dec. 2 petition for rehearing (Stryker Corp., et al. v. National Union Fire Insurance Company of Pittsburgh, Pa., et al., Nos. 15-1657 and 15-1664, 6th Cir.)....