AMERICAN WELDING & TANK LLC recorded a security interest over 1 patent to U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT, recorded 2008-01-17.
Evidence
Conveyance: SECURITY AGREEMENT | Assignor: AMERICAN WELDING & TANK LLC | Assignee: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT | Patents: 8561641