Patents by Inventor Doris PFINGSTL

Doris PFINGSTL 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).

  • Carpet coating compositions
    Patent number: 10480122
    Abstract: The invention relates to the use of mixtures that contain an aqueous dispersion of a vinyl acetate polymer and an aqueous dispersion of a vinyl acetate-ethylene copolymer for carpet coating compositions, and corresponding carpet coating compositions, as well as carpets which are coated with such carpet coating compositions.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: November 19, 2019
    Assignee: Wacker Chemie AG
    Inventors: Timo Melchin, Holger Künstle, Doris Pfingstl, Robert Tangelder
  • CARPET COATING COMPOSITIONS
    Publication number: 20180135242
    Abstract: The invention relates to the use of mixtures that contain an aqueous dispersion of a vinyl acetate polymer and an aqueous dispersion of a vinyl acetate-ethylene copolymer for carpet coating compositions, and corresponding carpet coating compositions, as well as carpets which are coated with such carpet coating compositions.
    Type: Application
    Filed: April 8, 2016
    Publication date: May 17, 2018
    Applicant: WACKER CHEMIE AG
    Inventors: Timo MELCHIN, Holger KÜNSTLE, Doris PFINGSTL, Robert TANGELDER