Shell Shuts Down Refinery Patent Suit Against Tesoro

Law360, New York (January 17, 2012, 1:23 PM EST) -- Shell Oil Co. on Friday dropped allegations that industry rival Tesoro Corp. had infringed a patent used in the oil refining process, but kept intact claims against Tesoro’s engineering firm.

Shell moved in Texas federal court to dismiss with prejudice its allegations that Tesoro had infringed a Shell patent by introducing to its refinery process a modified fluid catalytic cracking unit that allegedly draws on Shell's methods.

Friday's motion to dismiss did not include any details beyond that a settlement agreement had been reached between the...
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