Gary Mintchell, senior editor, gmintchell@cahners.com

Schneider sues Opto 22

Chicago, Ill.—Wherever two or more gathered during National Manufacturing Week 2001, March 5-8, their discussion involved patents. As reported in Control Engineering, Feb. '01, p. 32, Schneider Electric Automation (North Andover, Mass.) followed news about its minority investment in Entivity by announcing an open auction on the web for its patent, "Device for Communicating Real-time Dat...