| http://www.w3.org/ns/prov#value | - interactive classified ad system for the internetUS6301574Nov 6, 1998Oct 9, 2001Efirms.Com, Inc.System for providing business informationUS6327579 *Oct 14, 1999Dec 4, 2001Christopher M. CrawfordOnline computer services including help desk, anti-virus and/or application service featuresUS6332129Dec 4, 1998Dec 18, 2001Priceline.Com IncorporatedMethod and system for utilizing a psychographic questio
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