Mealey's (February 28, 2018, 12:46 PM EST) -- ALEXANDRIA, Va. — In a final written decision issued Feb. 27, the Patent Trial and Appeal Board agreed with an inter partes review petitioner that 10 claims of a patented orthodontic aid would have been obvious to a person of skill in the art (American Orthodontic Corporation v. Dentsply International Inc., No. IPR2016-01652, PTAB)....