(January 23, 2017, 2:27 PM EST) -- ALEXANDRIA, Va. — A patented system and method for sharing information in a distributed system of different networks is invalid under the Patent Act, according to a Jan. 18 petition for inter partes review (IPR) filed with the Patent Trial and Appeal Board (BMW of North America LLC v. Stragent LLC, No. IPR2017-00676, PTAB)....