AMERICAN FILM TECHNOLOGIES, INC. recorded a security interest over 4 patents to WETZLER, GERALD M., recorded 1999-09-23.
Evidence
Conveyance: SECURITY AGREEMENT | Assignor: AMERICAN FILM TECHNOLOGIES, INC. | Assignee: WETZLER, GERALD M. | Patents: 4984072, 5093717, 5252953, 5534915