Patents by Inventor Leander A. Sherbeck

Leander A. Sherbeck 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).

  • Process for making an elastomeric yarn supply package
    Patent number: 4646667
    Abstract: An elastomeric strand supply package is provided in the form of a bundle of elastomeric strands held together by a series of connected chain stitches which extend along the length of the bundle. The chain stitches are unravelled to free the individual strands, as the strands are being fed to a textile machine.
    Type: Grant
    Filed: June 26, 1986
    Date of Patent: March 3, 1987
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: John M. Culgan, Leander A. Sherbeck
  • Elastomeric yarn supply package
    Patent number: 4628848
    Abstract: An elastomeric strand supply package is provided in the form of a bundle of elastomeric strands held together by a series of connected chain stitches which extend along the length of the bundle. The chain stitches are unravelled to free the individual strands, as the strands are being fed to a textile machine.
    Type: Grant
    Filed: July 29, 1981
    Date of Patent: December 16, 1986
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: John M. Culgan, Leander A. Sherbeck