Patents by Inventor Dixie B. Barry

Dixie B. Barry 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).

  • Three-figure dissection puzzle
    Patent number: 4365809
    Abstract: There is provided a puzzle of nine basic geometric pieces, alternatively assemblable into a rectangle, square or five-pointed star, the nine pieces being subdividable and in their largest form being three right triangles, four isosceles triangles, and two quadrilaterals.
    Type: Grant
    Filed: March 9, 1981
    Date of Patent: December 28, 1982
    Inventor: Dixie B. Barry