A method and system for conducting electronic auctions is described. A dynamic lot closing extension feature avoids collisions in closing times of multiple lots by dynamically extending the closing time of a subsequent lot if a preceding lot's closing time is extended to be too close to the subsequent...http://www.google.de/patents/US20060271471?utm_source=gb-gplus-sharePatent US20060271471 - Method and system for dynamically controlling overtime in electronic auctions