Patents by Inventor Angela Classen

Angela Classen 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).

  • Coating Material Comprising a Basic Additive
    Publication number: 20110189403
    Abstract: A coating material includes an amorphous alkali titanate.
    Type: Application
    Filed: September 15, 2009
    Publication date: August 4, 2011
    Applicant: SACHTLEBEN CHEMIE GMBH
    Inventors: Bernd Proft, Angela Classen, Jochen Winkler