Patent 7,043,450 (the '450 patent) has been asserted by Paid Search Engine Tools, LLC against Microsoft Corp. and Google, Inc. in federal district court alleging patent infringement. The '450 patent pertains to a system for monitoring keyword bids across one or more search engines so that that marketers can make adjustments to their pay-per-click bids. This patent may impact any party that is in the business of selling keywords for advertising and marketing. The challenge is to determine whether the patent is valid.
WHAT'S NEEDED: REQUEST FOR INFORMATION
Prior Art
This patent application was filed on December 20, 2002, resulting in an earliest date of invention of December 20, 2001. While it is possible that the invention did not occur until after December 20, 2001, finding relevant prior art before that date assures it application. Such prior art may include products embodying the invention that were sold, offered for sale, or publicly used by the patent holder, an inventor, or any third party prior to December 20, 2001.
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