Patents by Inventor Sylvia Baehr, executrix

Sylvia Baehr, executrix 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).

  • Use of water-soluble polymers and polyhydroxymono- or dicarboxylates in the bleaching of textiles
    Patent number: 5704947
    Abstract: The deposition of magnesium and calcium silicate in the bleaching of textiles with peroxides is prevented by contacting the textiles with a bleaching composition that is free from phosphorous and contains water-soluble polymers containing sulfonate and carboxylate groups, and polyhydroxymono- or dicarboxylates.
    Type: Grant
    Filed: January 16, 1997
    Date of Patent: January 6, 1998
    Inventors: Heribert Kaiser, Christian Nitsch, Claus-Peter Kurzendoerfer, Bernd Wahle, Bernd-Dieter Baehr, deceased, Sylvia Baehr, executrix, Hildegard Van Delden