(September 1, 2017, 10:31 AM EDT) -- ALEXANDRIA, Va. — A patent covering machines or groups of machines that monitor the location of vehicles and freight would have been obvious to a person of skill in the art (POSITA), a frozen food company alleges in an Aug. 31 petition for inter partes review by the Patent Trial and Appeal Board (Ruiz Food Products Inc. v. MacroPoint LLC, No. IPR2017-02018, PTAB)....