Last Claim Survives In Tire Pressure Patent Suit

Law360, New York (November 11, 2009, 3:08 PM EST) -- Patent-holding company MHL Tek LLC’s suit will continue against major automakers including BMW AG and Nissan Motor Co. Ltd. after a judge refused to throw out its sole remaining claim of infringement of a patent for tire pressure monitoring systems.

Judge T. John Ward of the U.S. District Court for the Eastern District of Texas ruled Tuesday that U.S. Patent No. 5,731,516, titled “System and method for monitoring a pneumatic tire,” had not been assigned to another company along with the two patents whose infringement claims...
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