Patents by Inventor Hans Wolfram

Hans Wolfram 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).

  • Pseudooligosaccharides with an .alpha.-glucosidase-inhibiting action, their use and pharmaceutical products
    Patent number: 4632917
    Abstract: Pseudooligosaccharides of the formula I ##STR1## in which l, m and n have the meanings given, physiologically acceptable salts thereof with acids, a process for their preparation, pharmaceutical products and their use are described. The compounds have an .alpha.-glucosidase-inhibiting action.
    Type: Grant
    Filed: September 3, 1985
    Date of Patent: December 30, 1986
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Laszlo Vertesy, Rudolf Bender, Hans-Wolfram Fehlhaber, Karl Geisen
  • Amine containing pseudooligosaccharide, pharmaceutical composition and method of use
    Patent number: 4618602
    Abstract: Pseudooligosaccharide of the formula I ##STR1## and physiologically acceptable salts thereof with acids, a process for the preparation, pharmaceutical products and the use are described. The compound has a .alpha.-glucosidase-inhibiting action.
    Type: Grant
    Filed: September 3, 1985
    Date of Patent: October 21, 1986
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Laszlo Vertesy, Rudolf Bender, Hans-Wolfram Fehlhaber
  • Process for the manufacture of 1,3,5-trichlorobenzene
    Patent number: 4306103
    Abstract: 1,3,5-trichlorobenzene is manufactured by treating 5-chloro-1,3-dinitrobenzene and/or 3,5-dichloronitrobenzene with chlorine, at a temperature from about 200.degree. to 270.degree. C., preferably from about 230.degree. to 250.degree. C. The resulting process product is an intermediate, for example in plant protection.
    Type: Grant
    Filed: May 16, 1980
    Date of Patent: December 15, 1981
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Gert Volkwein, Konrad Baessler, Hans Wolfram
  • 8-Amino-2-methyl-4-phenyl-1,2,3,4-tetrahydroisoquinoline-8-N-glucuronide pharmaceutical preparations and method of use
    Patent number: 4153697
    Abstract: 8-Amino-2-methyl-4-phenyl-1,2,3,4-tetrahydroisoquinoline-8-N-glucuronide and its preparation as well as its use in medicaments, especially for the treatment of psychic disorders, are described.
    Type: Grant
    Filed: May 23, 1978
    Date of Patent: May 8, 1979
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Ingolf Hornke, Hans-Wolfram Fehlhaber, Michael Uihlein