Patents by Inventor Udo Schwartzkopff

Udo Schwartzkopff 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).

  • Floor covering sheet for stables
    Patent number: 4129097
    Abstract: A stable floor for animals which is in structural combination with a floor covering sheet having at least two layers: a compressible sublayer of a resilient and highly porous filamentary matting partly embedded in a top layer which is impermeable to moisture. The floor covering sheet provides good insulation and has dimensional stability so as to remain resilient over a prolonged period of time.
    Type: Grant
    Filed: March 3, 1977
    Date of Patent: December 12, 1978
    Assignee: Akzona Incorporated
    Inventors: Udo Schwartzkopff, Horst Fischer
  • Floor covering sheet for stables
    Patent number: RE31345
    Abstract: A stable floor for animals which is in structural combination with a floor covering sheet having at least two layers: a compressible sublayer of a resilient and highly porous filamentary matting partly embedded in a top layer which is impermeable to moisture. The floor covering sheet provides good insulation and has dimensional stability so as to remain resilient over a prolonged period of time.
    Type: Grant
    Filed: January 18, 1982
    Date of Patent: August 16, 1983
    Assignee: Akzona Incorporated
    Inventors: Udo Schwartzkopff, Horst Fischer