Patents by Inventor A. H. Derek Cunningham

A. H. Derek Cunningham 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).

  • Patent number: 6825366
    Abstract: The invention is directed towards a process for the epoxidation of olefins, using molecular oxygen and hydrogen, characterized in that, as catalyst, a compound comprising gold, preferably in nanometer size, on a support material, in which the support material is comprised of Scandium, Yttrium, Lanthanide, Zirconium, Hafnium, Vanadium, Niobium, Tantalum, Chromium, Molybdenum and/or Tungsten and is essentially free of titanium is applied, and a compound comprising gold, preferably in nanometer size, on a support material, in which the support material is comprised of Scandium, Yttrium, Lanthanide, Zirconium, Hafnium, Vanadium, Niobium, Tantalum, Chromium, Molybdenum and/or Tungsten and is essentially free of titanium, a process for the preparation of said compounds and a method of catalyzing a chemical reaction through conducting said chemical reaction in the presence of said compound.
    Type: Grant
    Filed: August 6, 2002
    Date of Patent: November 30, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: A. H. Derek Cunningham, Harry Zumaqué, Daniel-Gordon Duff, Stephan Völkening, Georg Wiessmeier
  • Publication number: 20030100778
    Abstract: The invention is directed towards a process for the epoxidation of olefins, using molecular oxygen and hydrogen, characterized in that, as catalyst, a compound comprising gold, preferably in nanometer size, on a support material, in which the support material contain one or more element(s) from the lanthanoide series is applied, and a compound comprising gold, preferably in nanometer size, on a support material, in which the support material contain one or more element(s) selected from metals having the atomic number 58-71 of which Cerium and Neodymium are excluded, a process for the preparation of said compounds and a method of catalyzing a chemical reaction comprising conducting said chemical reaction in the presence of said compound.
    Type: Application
    Filed: September 25, 2002
    Publication date: May 29, 2003
    Inventors: A.H. Derek Cunningham, Harry Zumaque
  • Publication number: 20030060643
    Abstract: The invention is directed towards a process for the epoxidation of olefins, using molecular oxygen and hydrogen, characterized in that, as catalyst, a compound comprising gold, preferably in nanometer size, on a support material, in which the support material contain one or more element(s) selected from the group consisting of Scandium, Yurium, Lanthanide, Zirconium, Hafnium, Vanadium, Niobium, Tantalum, Chromium, Molybdenum and/or Tungsten and is essentially free of titanium is applied, and a compound comprising gold, preferably in nanometer size, on a support material, in which the support material contain one or more element(s) selected from the group consisting of Scandium, Yttrium, Lanthanide, Zirconium, Hafnium, Vanadium, Niobium, Tantalum, Chromium, Molybdenum and/or Tungsten and is essentially free of titanium, a process for the preparation of said compounds and a method of catalyzing a chemical reaction through conducting said chemical reaction in the presence of said compound.
    Type: Application
    Filed: August 6, 2002
    Publication date: March 27, 2003
    Inventors: A. H. Derek Cunningham, Harry Zumaque, Daniel-Gordon Duff, Stephan Vlkening, Georg Wiessmeier