Mealey's (September 15, 2016, 12:33 PM EDT) -- ALEXANDRIA, Va. — A patented method that purportedly improves electronic trading is likely invalid under 35 U.S. Code Section 101, the Patent Trial and Appeal Board concluded Sept. 13 in a decision to institute covered business method (CBM) review (CQG Inc., et al. v. Chart Trading Development LLC, No. CBM2016-00046, PTAB)....