Patents by Inventor Dustin Stetson Adams

Dustin Stetson Adams 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).

  • Yarn of entangled fibers
    Patent number: 4118921
    Abstract: A zero twist, staple fiber yarn of good strength, outstanding cleanness and good uniformity is produced from continuous filaments by a direct spinning process followed by entangling to a pin count of less than 50 millimeters. Filaments of less than 70 percent break elongation are stretch broken to fibers having an average length of 18 to 60 centimeters with at least 5 percent short fibers, at least 1.5 percent long fibers, and 50 to 93.5 percent fibers of lengths between 12.7 and 76 centimeters.
    Type: Grant
    Filed: October 19, 1977
    Date of Patent: October 10, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Dustin Stetson Adams, Frederick C. Field, Jr., James Ronald Layton
  • Direct spinning process for stretch-breaking continuous filaments to form entangled yarn
    Patent number: 4080778
    Abstract: A zero twist, staple fiber yarn of good strength, outstanding cleanness and good uniformity is produced from continuous filaments by a direct spinning process followed by entangling to a pin count of less than 50 millimeters. Filaments of less than 70 percent break elongation are stretch broken to fibers having an average length of 18 to 60 centimeters with at least 5 percent short fibers, at least 1.5 percent long fibers, and 50 to 93.5 percent fibers of lengths between 12.7 and 76 centimeters.
    Type: Grant
    Filed: October 6, 1976
    Date of Patent: March 28, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Dustin Stetson Adams, Frederick C. Field, Jr., James Ronald Layton