Patents by Inventor Helmut R. Macke

Helmut R. Macke has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Chelating agents for forming complexes with radioactive isotopes, metal complexes thereof and use thereof in diagnosis and therapy
    Patent number: 5302370
    Abstract: The invention relates to compounds having the general formula I ##STR1## where A if required can contain a functional and/or activated group C for coupling to selectively concentrating compounds or can contain a selectively concentrating compound coupled via the group C. B and B' are functional groups for coordinate bonding of groups carrying metal ions. The novel compounds are for forming complexes with radioactive metal ions, more particularly rhenium and technetium isotopes, and are used in medical diagnosis and therapy.
    Type: Grant
    Filed: August 22, 1990
    Date of Patent: April 12, 1994
    Assignee: Institut fur Diagnostikforschung GmbH
    Inventors: Reinhard Neumeier, Wolfgang Kramp, Helmut R. Macke