Patents by Inventor Alexandra Gro?e Böwing

Alexandra Gro?e Böwing 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 diphenylcarbonate having catalyst comprising ionic fluids
    Patent number: 8507712
    Abstract: The invention relates to a method for producing diphenylcarbonate while using a catalyst composition comprising ionic fluids.
    Type: Grant
    Filed: September 17, 2009
    Date of Patent: August 13, 2013
    Assignee: Bayer Technology Services GmbH
    Inventors: Alexandra Groβe Böwing, Aurel Wolf, Kilian Tellmann, Leslaw Mleczko
  • Process for removing compounds containing phenolic hydroxy groups from aromatic amines
    Patent number: 7488850
    Abstract: Compounds containing phenolic hydroxy groups are removed from a gas stream which contains at least one aromatic amine generated during the gas-phase hydrogenation reaction of the corresponding nitroaromatic compounds with hydrogen, by adsorption on a basic solid.
    Type: Grant
    Filed: November 6, 2007
    Date of Patent: February 10, 2009
    Assignee: Bayer MaterialScience LLC
    Inventors: Knut Sommer, Markus Dugal, Ido Schwarz, Stefan Wershofen, Peter Lehner, Stephan Schubert, Alexandra Groβe Böwing