Mortgagor’s or mortgagee’s interest in property or claim conveyed
No mortgagee or mortgagor shall have, and no certificate of claim shall be construed to give to any mortgagee or mortgagor, any right or interest in any property conveyed to the Secretary or in any claim assigned to him; nor shall the Secretary owe any duty to any mortgagee or mortgagor with respect to the handling or disposal of any such property or the collection of any such claim.