Patents by Inventor Wolfgang Kleese

Wolfgang Kleese 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 making carrier systems for biologically active materials
    Patent number: 5342646
    Abstract: What is disclosed is a method for preparing carrier systems, adaptable to the covalent bonding thereto of biologically active materials, consisting of a known solid support material having a surface coated with a polymer containing functional groups suitable for covalent bonding, by coating the support material with a film-forming polymer dispersion and a non-film-forming polymer dispersion, suitably in admixture, at least one of the two polymer dispersions containing a polymer having functional groups suitable for covalent bonding with a biologically active material.
    Type: Grant
    Filed: November 19, 1992
    Date of Patent: August 30, 1994
    Assignee: Rohm GmbH
    Inventors: Wolfgang Kleese, Dieter Kraemer, Hans-Ulrich Petereit, Klaus Lehmann, Werner Siol