ALLIANCE TELECOMMUNICATIONS CORPORATION, A CORP. OF DE. recorded a security interest over 8 patents to TEXAS COMMERCE BANK - DALLAS, N.A., TEXAS COMMERCE BANK TOWER, A NATIONAL BANKING ASSOCIATION, recorded 1989-12-07.
ALLIANCE TELECOMMUNICATIONS CORPORATION recorded a security interest over 5 patents to ALLIANCE TELECOMMUNICATIONS CORPORATION, 5956 SHERRY LANE, SUITE 1110, DALLAS, TEXAS 75225, recorded 1988-08-23.