PartsRiver Takes Hit In Web Shopping Patent Suit

Law360, New York (August 24, 2009, 4:27 PM EDT) -- Data management company PartsRiver Inc. has been dealt a setback in its suit accusing Microsoft Corp., Shopzilla Inc., Yahoo Inc. and eBay Inc. of infringing technology for searching product catalogs online through their shopping Web sites, with a federal judge ruling that two claims of the patent-in-suit are invalid.

Judge Claudia Wilken of the U.S. District Court for the Northern District of California on Friday granted the defendants' summary judgment bid, finding that the two claims are invalid due to the on-sale bar, which dictates that...
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