Patents by Inventor Martin Schonfuss

Martin Schonfuss 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).

  • Textile material and manufacture
    Patent number: RE28718
    Abstract: A run-resistant textile material includes a knitted structure of warp threads on a backing layer of loose fibrous material.Individual fibers are pulled out of the layer by notched knitting needles of a warp knitting machine and formed into loops together with, and underlying the chain .[.switched.]. .Iadd.stitched .Iaddend.warp threads. The fiber loops whose ends are anchored in the backing layer protect the fabric from laddering when a single stitch is broken.
    Type: Grant
    Filed: March 5, 1973
    Date of Patent: February 24, 1976
    Assignee: VEB Nahwirkmaschinenbau Malimo Karl-Marx-Stadt
    Inventors: Engelbert Ehrlich, Martin Schonfuss