Patents by Inventor Marielouise Henrich

Marielouise Henrich 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).

  • Process for preparing nuclear-fluorinated aromatics
    Patent number: 7247733
    Abstract: The present invention relates to the preparation of nuclear-fluorinated aromatics by reacting, with a fluoride at 40 to 260° C., an aromatic compound substituted at the nucleus with halogen that is exchangeable for fluorine in the presence of at least one compound of the formula (I) where A, B, and An? have the meanings specified in the disclosure.
    Type: Grant
    Filed: June 9, 2005
    Date of Patent: July 24, 2007
    Assignee: Lanxess Deutschland GmbH
    Inventors: Marielouise Henrich, Albrecht Marhold, Alexander Kolomeitsev, Gerd Röschenthaler
  • Process for preparing nuclear-fluorinated aromatics
    Patent number: 7091362
    Abstract: The present invention relates to the preparation of nuclear-fluorinated aromatics by reacting, with a fluoride at 40 to 260° C., an aromatic compound substituted at the nucleus with halogen that is exchangeable for fluorine in the presence of at least one compound of the formula (I) where A, B, and Any have the meanings specified in the disclosure.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: August 15, 2006
    Assignee: Bayer Aktiengesellschaft
    Inventors: Marielouise Henrich, Albrecht Marhold, Alexander Kolomeitsev, Gerd Röschenthaler
  • Process for preparing nuclear-fluorinated aromatics
    Publication number: 20050228201
    Abstract: The present invention relates to the preparation of nuclear-fluorinated aromatics by reacting, with a fluoride at 40 to 260° C., an aromatic compound substituted at the nucleus with halogen that is exchangeable for fluorine in the presence of at least one compound of the formula (I) where A, B, and An? have the meanings specified in the disclosure.
    Type: Application
    Filed: June 9, 2005
    Publication date: October 13, 2005
    Inventors: Marielouise Henrich, Albrecht Marhold, Alexander Kolomeitsev, Gerd Roschenthaler
  • Process for preparing nuclear-fluorinated aromatics
    Publication number: 20030036667
    Abstract: The present invention relates to the preparation of nuclear-fluorinated aromatics by reacting, with a fluoride at 40 to 260° C.
    Type: Application
    Filed: June 12, 2002
    Publication date: February 20, 2003
    Inventors: Marielouise Henrich, Albrecht Marhold, Alexander Kolomeitsev, Gerd Roschenthaler