Patents by Inventor Alexander Scheffers

Alexander Scheffers 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).

  • Method for producing ethanol from xylose-containing substance
    Patent number: 4701414
    Abstract: A method for fermenting xylose-containing substance, such as a lignocellulosic degradation product into ethanol. Yeast of the species Pichia stipitis and/or Pichia segobiensis and/or Candida shehatae are utilized for the fermentation.
    Type: Grant
    Filed: December 31, 1984
    Date of Patent: October 20, 1987
    Inventors: Johannes van Dijken, Alexander Scheffers