ATTACHMATE CORPORATION recorded a security interest over 5 patents to U.S. BANK NATIONAL ASSOCIATION, recorded 1997-09-04.
Evidence
Conveyance: SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). | Assignor: ATTACHMATE CORPORATION | Assignee: U.S. BANK NATIONAL ASSOCIATION | Patents: 4885482, 5163833, 5287460, 5162675, 5754788