Security Agreement

Recorded: 2004-03-01 Received: 2004-03-01 Pages: 5

Assignor

ALTAREX MEDICAL CORP.

Executed: 2003-12-31

Assignee

UNITED THERAPEUTICS CORPORATION

1735 CONNECTICUT AVE., THIRD FL., WASHINGTON, DC, 20009, UNITED STATES

Covered Properties (9)

Therapeutic compositions that alter the immune response

Application: 10/472,167 →

Therapeutic Binding Agents Against Muc-1 Antigen and Methods for Their Use

Application: 10/754,089 →

Therapeutic method and composition utilizing antigen-antibody complexation and presentation by dendritic cells

Application: 10/683,510 →

Binding agents and their use in targeting tumor cells

Application: 60/420,269 →

Binding agents and their use in targeting tumor cells

Application: 60/420,291 →

Therapeutic Binding Agents Against Muc-1 Antigen and Methods for Their Use

Application: 09/994,466 →

Method and composition for reconforming multi-epitopic antigens to initiate an immune response

Application: 09/871,339 →

Therapeutic Method and Composition Utilizing Antigen-Antibody Complexation and Presentation by Dendritic Cells

Application: 09/853,268 →

Method for diagnosing efficacy of xenotypic antibody therapy

Application: 09/779,439 →