Patents by Inventor Andreas Wieschen

Andreas Wieschen 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).

  • Composition for producing polyurea coatings
    Publication number: 20070078234
    Abstract: The invention relates to innovative compositions containing polyisocyanates containing allophanate groups and polyamines, preferably aromatic diamines, and optionally further polyisocyanates, preferably polyisocyanates containing uretdione groups, and also their use for producing quick-curing polyurea coatings.
    Type: Application
    Filed: September 20, 2006
    Publication date: April 5, 2007
    Inventors: Michael Mager, Malte Homann, Andreas Wieschen