NUESPAR

Pharmaceuticals

Owner

ENZON PHARMACEUTICALS, INC.

NEUSPAR

Pharmaceuticals

Owner

ENZON PHARMACEUTICALS, INC.

NUSPAR

Pharmaceuticals

Owner

ENZON PHARMACEUTICALS, INC.

NEWSPAR

Pharmaceuticals

Owner

ENZON PHARMACEUTICALS, INC.

VIVO PHARMACEUTICALS

Advertising and Business

Owner

ENZON PHARMACEUTICALS, INC.

VIVO PHARMACEUTICALS

Pharmaceuticals

Owner

ENZON PHARMACEUTICALS, INC.

ONCASPAR-IV

Pharmaceuticals

Owner

ENZON PHARMACEUTICALS, INC.

ONCASPAR IV

Pharmaceuticals

Owner

ENZON PHARMACEUTICALS, INC

COVERAGE WHEN IT COUNTS

Pharmaceuticals

Owner

ENZON PHARMACEUTICALS, INC.

TRANSFORMING TOMORROW

Computer and Scientific

Owner

ENZON PHARMACEUTICALS, INC.

CUSTOMIZED LINKER TECHNOLOGY

Computer and Scientific

Owner

ENZON PHARMACEUTICALS, INC.

Oct 16, 2007