April 14, 2020
The Patent Trial and Appeal Board invalidated claims in two Sunoco Partners Marketing & Terminals LLC patents for blending butane into gasoline, dealing a potential blow to its underlying infringement suit in Delaware federal court against Magellan Midstream Partners LP.
January 14, 2020
Whether the Patent Trial and Appeal Board upholds the validity of two Sunoco gasoline blending patents, which the company said Tuesday during a two-hour hearing that it paid $140 million to acquire, will likely turn on how it defines gasoline.
April 09, 2019
The Patent Trial and Appeal Board has said it will review the validity of two Sunoco LP patents covering blending butane into gasoline, on the same day a $32 million infringement trial over the pair launched in Chicago.