Patents by Inventor Ruth Huffman

Ruth Huffman 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).

  • Processing of american buffalo hair to produce a yarn
    Patent number: 6385954
    Abstract: A method for making a pure buffalo yarn is disclosed and includes the steps of, scouring a buffalo fleece with detergent and water at a temperature of at least 80 degrees centigrade to clean the fleece, dehairing the buffalo fleece to remove unwanted course hair from the fleece to produce dehaired fine soft fibers, blending the dehaired fine soft fibers with an oil and water emulsion in a mixing picker to produce a mixed fiber, carding the mixed fiber at 50 weight percent of normal to produce a roving of straight and parallel fibers, spinning the roving to produce a yarn and twisting the yarn to increase the bulk and softness of the yarn.
    Type: Grant
    Filed: April 2, 2001
    Date of Patent: May 14, 2002
    Inventor: Ruth Huffman
  • Processing of american buffalo hair to produce a yarn
    Publication number: 20010039789
    Abstract: A method for making a pure buffalo yarn is disclosed and includes the steps of, scouring a buffalo fleece with detergent and water at a temperature of at least 80 degrees centigrade to clean the fleece, dehairing the buffalo fleece to remove unwanted course hair from the fleece to produce dehaired fine soft fibers, blending the dehaired fine soft fibers with an oil and water emulsion in a mixing picker to produce a mixed fiber, carding the mixed fiber at 50 weight percent of normal to produce a roving of straight and parallel fibers, spinning the roving to produce a yarn and twisting the yarn to increase the bulk and softness of the yarn.
    Type: Application
    Filed: April 2, 2001
    Publication date: November 15, 2001
    Inventor: Ruth Huffman
  • Processing american buffalo hair to produce a yarn
    Patent number: 6237315
    Abstract: A method for making a pure buffalo yarn is disclosed and includes the steps of, scouring a buffalo fleece with detergent and water at a temperature of at least 80 degrees centigrade to clean the fleece, dehairing the buffalo fleece to remove unwanted course hair from the fleece to produce dehaired fine soft fibers, blending the dehaired fine soft fibers with an oil and water emulsion in a mixing picker to produce a mixed fiber, carding the mixed fiber to produce a roving of straight and parallel fibers, spinning the roving to produce a yarn and twisting the yarn to increase the bulk and softness of the yarn.
    Type: Grant
    Filed: April 14, 2000
    Date of Patent: May 29, 2001
    Inventor: Ruth Huffman