Patents by Inventor Erhard Langenscheid, deceased

Erhard Langenscheid, deceased 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).

  • .beta.-D-1-(6-amino-9H-purin-9-yl)-1-deoxy-2,3-di-O-nitroribofur anuronethylamide
    Patent number: 4122172
    Abstract: The title compound, prepared by nitrating .beta.-D-1-(6-amino-9H-purin-9-yl)-1-deoxyribofuranuronethylamide, is physiologically active and pharmacologically acceptable. It is useful for increasing coronary blood flow and is administrable, e.g., in the form of a medicament composition.
    Type: Grant
    Filed: November 14, 1977
    Date of Patent: October 24, 1978
    Assignee: Byk Gulden Lomberg Chemische Fabrik GmbH
    Inventors: Erhard Langenscheid, deceased, Kurt Klemm