Patents by Inventor Michael Lausmann

Michael Lausmann 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 phenols
    Patent number: 6875898
    Abstract: The present invention relates to a process for preparing phenols by adding an aqueous base to the reaction product from the acid-catalyzed cleavage of alkylaryl hydroperoxides while maintaining a homogeneous phase prior to the work-up of the product.
    Type: Grant
    Filed: April 4, 2003
    Date of Patent: April 5, 2005
    Assignee: Ineos Phenol GmbH & Co. KG
    Inventors: Manfred Weber, Reinhard Sigg, Michael Lausmann, Siegmund Greschek
  • Process for preparing phenols
    Publication number: 20030220528
    Abstract: The present invention relates to a process for preparing phenols by adding an aqueous base to the reaction product from the acid-catalyzed cleavage of alkylaryl hydroperoxides while maintaining a homogeneous phase prior to the work-up of the product.
    Type: Application
    Filed: April 4, 2003
    Publication date: November 27, 2003
    Inventors: Manfred Weber, Reinhard Sigg, Michael Lausmann, Siegmund Greschek