Mealey's (July 12, 2022, 11:20 AM EDT) -- WASHINGTON, D.C. — A decision by the Patent Trial and Appeal Board to reject LG Electronics Inc.’s challenge to a digital panoramic imaging patent because the underlying petitions rely heavily on an error that “would have been disregarded or corrected by a person of ordinary skill in the art” was affirmed July 11 by a divided Federal Circuit U.S. Court of Appeals....