Patents by Inventor Alfred H. Thompson, Jr.

Alfred H. Thompson, Jr. 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 preparing nylon staple fiber
    Patent number: 5093195
    Abstract: Nylon staple fiber (and precursor continuous filaments in the form of a tow) of high load-bearing capacity is prepared by an improved process of first drawing the tow between multiple feed and draw rolls, followed by both heating and cooling the draw filaments to anneal them under a controlled tension.
    Type: Grant
    Filed: March 26, 1991
    Date of Patent: March 3, 1992
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Alfred H. Thompson, Jr.
  • Process for preparing nylon staple fiber
    Patent number: 5011645
    Abstract: Nylon staple fiber (and precursor continuous filaments in the form of a tow) of high load-bearing capacity is prepared by an improved process of first drawing the tow between multiple feed and draw rolls, followed by both heating and cooling the draw filaments to anneal them under a controlled tension.
    Type: Grant
    Filed: May 4, 1989
    Date of Patent: April 30, 1991
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Alfred H. Thompson, Jr.