Patents by Inventor Hans-Michael Fischler

Hans-Michael Fischler 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).

  • Unsaturated polyester resins suitable for the production of cross-linked polyesters which are difficult to saponify
    Patent number: 4112018
    Abstract: Unsaturated polyester resins which are suitable for the production of cross-linked polyesters which are with difficulty to saponify contain, in part at least, radicals of 2-alkyl-1.3-propane diols as the alcohol component.
    Type: Grant
    Filed: August 30, 1976
    Date of Patent: September 5, 1978
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hans-Joachim Traenckner, Hans Jurgen Rosenkranz, Hans-Michael Fischler, Erich Eimers
  • Process for preparing diphenylamine in the presence of a boron/fluorine compound and water
    Patent number: 4100195
    Abstract: Diphenylamine is made by heating aniline under pressure and temperatures of 250.degree.-400.degree. C in the presence of a boron/fluorine compound and water.
    Type: Grant
    Filed: August 8, 1977
    Date of Patent: July 11, 1978
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hans-Michael Fischler, Dieter Bauer, Hein Quast
  • Liquid stoving-lacquer systems based on oil-free polyesters
    Patent number: 4014708
    Abstract: Liquid stoving-lacquer systems based on oil-free polyesters obtained by reacting polybasic carboxylic acids or their anhydrides and 2-ethylpropane diol-1.3 and optionally additional polyhydric alcohols, are highly compatible with melamine resins.
    Type: Grant
    Filed: November 4, 1975
    Date of Patent: March 29, 1977
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Ulrich Kaiser, Rolf Dhein, Rolf Kuchenmeister, Hans-Michael Fischler