Mealey's (November 15, 2018, 1:28 PM EST) -- ALEXANDRIA, Va. — A petitioner for inter partes review (IPR) persuaded the Patent Trial and Appeal Board on Nov. 14 that two claims of a patented device and method for causing hemostasis of blood vessels through the use of an endoscope clip would have been obvious to a person of skill in the art (Cook Group Inc. v. Boston Scientific Scimed Inc., No. IPR2017-00132, PTAB)....