Patents by Inventor Kornelia Kratzer

Kornelia Kratzer 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).

  • Polymer-modified building material dry-mixes
    Patent number: 8349960
    Abstract: The invention relates to polymer-modified cement-containing building material dry mixes which contain a redispersible polymer powder, water retention agents based on polysaccharide structures, a calcium-containing setting accelerator and a superabsorbent copolymer.
    Type: Grant
    Filed: April 28, 2008
    Date of Patent: January 8, 2013
    Assignee: Construction Research & Technology GmbH
    Inventors: Peter Gaeberlein, Michael Schinabeck, Gregor Herth, Stefan Friedrich, Werner Stohr, Alexander Ehle, Kornelia Kratzer, Markus Streicher, Volker Schwarz, Astrid Kramer
  • Polymer-Tempered Construction Material Mixtures
    Publication number: 20100190888
    Abstract: The invention relates to polymer-modified cement-containing building material dry mixes which contain a redispersible polymer powder, water retention agents based on polysaccharide structures, a calcium-containing setting accelerator and a superabsorbent copolymer.
    Type: Application
    Filed: April 28, 2008
    Publication date: July 29, 2010
    Inventors: Peter Gaeberlein, Michael Schinabeck, Gregor Herth, Stefan Friedrich, Werner Stohr, Alexander Ehle, Kornelia Kratzer, Markus Streicher, Volker Schwarz, Astrid Kramer