Patent Portfolio

Power Auctions and its associate, Efficient Auctions LLC, have an active program of developing and obtaining intellectual property rights for new auction technology. The firms own and license the U.S. patents shown on this page. They have published International patent applications related to dynamic auctions, and have other patents pending. The PowerAuctions™ software system utilizes many aspects of these patented technologies, and other aspects are currently under development.

Computer Implemented Methods and Apparatus for Auctions U.S. Patent Number 5,905,975 issued 18 May 1999.
Computer Implemented Methods and Apparatus for Auctions U.S. Patent Number 6,021,398 issued 1 Feb 2000.
System and Method for an Efficient Dynamic Auction for Multiple Objects U.S. Patent Number 6,026,383 issued 15 Feb 2000.
System and Method for an Efficient Dynamic Multi-Unit Auction U.S. Patent Number 7,062,461 issued 13 June 2006.
System and Method for an Efficient Dynamic Multi-Unit Auction U.S. Patent Number 7,165,046 issued 16 Jan 2007.
Computer Implemented Methods and Apparatus for Auctions U.S. Patent Number 7,249,027 issued 24 July 2007.
Ascending Bid Auction for Multiple Objects U.S. Patent Number 7,337,139 issued 26 February 2008.
System and Method for an Efficient Dynamic Multi-Unit Auction U.S. Patent Number 7,343,342 issued 11 March 2008.
System and Method for an Efficient Dynamic Multi-Unit Auction U.S. Patent Number 7,467,111 issued 16 December 2008.
System and Method for an Auction of Multiple Types of Items International Application No. PCT/US02/16937 in the US Receiving Office under the Patent Cooperation Treaty; published 5 Dec 2002, International Publication No. WO 02/097582.