Patents by Inventor Maria Gartner

Maria Gartner 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).

  • Flame-retardant wood-based materials
    Publication number: 20110108782
    Abstract: The present invention relates to wood-base materials made flame-retardant with halogen-free organic phosphorus compounds, and to compositions and processes for their production and their use.
    Type: Application
    Filed: April 10, 2008
    Publication date: May 12, 2011
    Inventors: Jan-Gerd Hansel, Otto Mauerer, Maria Gartner
  • Thermoplastic moulding compositions based on polyvinyl chloride and a poly-.alpha.-olefine/polyurethane block copolymer
    Patent number: 4940755
    Abstract: This invention relates to thermoplastic moulding compositions of PVC and poly-.alpha.-olefine/polyurethane block copolymers and poly-(C.sub.2 -C.sub.10 -.alpha.-olefines) which have been functionalized in relation to isocyanate groups, preferably polypropylene, di- or higher poly-isocyanates or isocyanate prepolymers and optionally relatively high molecular weight polyols and/or low molecular weight chain lengthening agents.
    Type: Grant
    Filed: December 30, 1988
    Date of Patent: July 10, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Lothar Meier, Maria Gartner, Kurt P. Meurer, Joachim Franke, Christian Lindner
  • Thermoplastic molding compounds based on mixtures of vinyl chloride polymers and block copolymers based on cyclic carbonates and lactones
    Patent number: 4912168
    Abstract: Transparent vinyl chloride polymer molding compounds containing a sequential copolymer having the following idealized formula(A-X-B).sub.n (I)in whichA=a polymer of a cyclic carbonate,B=a polymer of another cyclic ester andX=a middle segment containing both partial structures of A and B.
    Type: Grant
    Filed: March 6, 1989
    Date of Patent: March 27, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Herbert Eichenauer, Edgar Leitz, Karl-Heinz Ott, Lothar Meier, Maria Gartner