AMBICO, INC. recorded a security interest over 3 patents to FIRSTAR BANK DES MOINES, N.A., recorded 1993-08-23.
Evidence
Conveyance: SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). | Assignor: AMBICO, INC. | Assignee: FIRSTAR BANK DES MOINES, N.A. | Patents: 5236708, 5698218, 5338543