Toyota, Others Prevail In Spat Over Britannica Map IP

By Ryan Davis

Law360, New York (August 06, 2009, 10:06 PM ET) -- A judge has invalidated two patents held by Encyclopaedia Britannica Inc. for computerized map-viewing systems, handing a victory to seven companies, including Toyota Motor Sales USA Inc. and Garmin International Inc., that the reference book publisher claimed infringed the patents with global positioning system products.

Judge Lee Yeakel of the U.S. District Court for the Western District of Texas ruled Monday that the patents were invalid because they were anticipated by prior art, namely a foreign patent application published by Britannica that included text and figures...
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