Patents by Inventor Carl R. Spriggs, II

Carl R. Spriggs, II 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).

  • Triangular weaving frame
    Patent number: 5146659
    Abstract: An adjustable triangular weaving frame for weaving woven pieces of various sizes. The frame has sections formed by three rails. Each rail has an upper surface with a row of generally vertical pins. Means are provided for shortening the effective length of the sections and proportionately changing the number of vertical pins in each section.
    Type: Grant
    Filed: November 30, 1990
    Date of Patent: September 15, 1992
    Inventors: Carl R. Spriggs, II, Carol L. Brack-Kaiser