PI Patents Withstand Fairchild Challenge

Law360, New York (September 25, 2008, 12:00 AM EDT) -- Almost two years after a jury awarded Power Integrations Inc. $34 million in an infringement action against Fairchild Semiconductor International Inc., a federal court Wednesday ruled that the four patents-in-suit are enforceable, clearing the way for consideration of enhanced damages and a permanent injunction.

Judge Joseph J. Farnan, Jr., of the U.S. District Court for the District of Delaware, ruled that PI did not commit inequitable conduct when procuring its four patents, shooting down Fairchild’s bid to invalidate the patents covering pulse width modulation integrated circuits...
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