Patents by Inventor Miroslav Mracek

Miroslav Mracek 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).

  • .alpha.-Amylase inactivator, a process for its preparation, an agent based on this inactivator and its use
    Patent number: 4451455
    Abstract: What are disclosed are two peptides having .alpha.-amylase inactivator activity, a method for making the inhibitors, in combination, by culturing Streptomyces tendae 4158 or Streptomyces tendae HAG 1226, methods for separating the combination into its two components, and methods and compositions for treating diabetes, pre-diabetes, or adiposity by administration of such peptide .alpha.-amylase inhibitors.
    Type: Grant
    Filed: October 7, 1981
    Date of Patent: May 29, 1984
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Laszlo Vertesy, Miroslav Mracek, Gerhard Braunitzer, Heinz Aschauer
  • Process for the preparation of moenomycin
    Patent number: 3992263
    Abstract: In a process for preparing Moenomycin by the aerobic fermentation of Moenomycin-forming Streptomyces in the presence of fats, the improvement wherein a surfactant of the formulaRO--(CH.sub.2 CH.sub.2 O--).sub.n His present in the fermentation medium, R being saturated or monounsaturated hydrocarbon having 8 to 18 carbon atoms and, in each case, optionally being substituted by hydroxy, and n is an integer from 18 to 30.
    Type: Grant
    Filed: July 21, 1975
    Date of Patent: November 16, 1976
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Jurgen Dietrich, Miroslav Mracek, Dieter Sukatsch, Georg Nesemann