(January 10, 2017, 9:17 AM EST) -- CINCINNATI — The Sixth Circuit U.S. Court of Appeals on Dec. 13 refused to rehear an insured’s arguments as they pertained to the issues of waiver and promissory estoppel in a coverage suit involving defective knee implants (Stryker Corp., et al. v. National Union Fire Insurance Company of Pittsburgh, Pa., et al., Nos. 15-1657 and 15-1664, 6th Cir.)....