Transocean's Offshore Drilling Patents Invalid: Judge

Law360, New York (July 29, 2009, 6:52 PM EDT) -- A federal court has ruled in favor of defendant Maersk Contractors USA Inc. in patent litigation with Transocean Inc., finding that dual-activity offshore drilling technology patented by Transocean is the result of years of progress in the industry and not, as the company claims, its own invention.

Judge Kenneth M. Hoyt decided that Transocean's assemblage of previously patented innovations claiming to increase the efficiency of oil drilling did not constitute an invention in and of itself, in a judgment handed down Tuesday in the U.S. District...
To view the full article, register now.