Patents by Inventor Manfred Radau

Manfred Radau 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).

  • Salts of ethyl 3-(2-(4-(4-amino-imino-methyl)phenyl)-4-methyl-2,5-dioxo-imidazolidin-1-yl)acetylamino)-3-phenylpropionate
    Patent number: 6294562
    Abstract: The present invention relates to ethyl 3-(2-(4-(4-(amino-imino-methyl)-phenyl)-4-methyl-2,5-dioxoimidazolidin-1-yl)acetylamino)-3-phenylpropionate salts of the formula I, in which HM is maleic acid, and to their physiologically tolerated salts, thereof, to processes for their preparation and to their use in pharmaceuticals.
    Type: Grant
    Filed: April 29, 1999
    Date of Patent: September 25, 2001
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Hans Ulrich Stilz, Gerhard Beck, Manfred Radau
  • Stabilized polymer film coated compounds and stabilized formulations in compressed from using same
    Patent number: 5442008
    Abstract: Stabilized medicinal substances, a process for the preparation thereof, and stable medicinal formulationsStabilized compounds of the formula I ##STR1## in which R, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 have the stated meanings, and a process for the preparation thereof, are described. The stabilized compounds are suitable for the manufacture of medicinal formulations. The formula I compounds are stabilized by a polymeric protective coating before being compressed in tablet form.
    Type: Grant
    Filed: February 10, 1994
    Date of Patent: August 15, 1995
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Werner Fulberth, Richard Leeb, Manfred Radau, Willi Stammberger
  • Stabilized medicinal substances, a process for the preparation thereof, and stable medicinal formulations
    Patent number: 5151433
    Abstract: Stabilized compounds of the formula I ##STR1## in which R, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 have the stated meanings, and a process for the preparation thereof, are described. The stabilized compounds are suitable for the manufacture of medicinal formulations.
    Type: Grant
    Filed: November 22, 1988
    Date of Patent: September 29, 1992
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Werner Fulbreth, Richard Leeb, Manfred Radau, Willi Stammberger