In 1865 Mr. Hyatt was issued a patent for his invention from the United States Patent & Trademark Office (USPTO). This is the first patent issued for a synthetic billiard ball, previously billiard balls were produced from ivory. There were 2 documents on file for this patent. The drawing specification sheet of the patent has been reproduced from original USPTO documents and printed onto parchment paper. This print is sized and ready to install into an 8" x 10" frame. The additional sheets included are printed on 5.50" x 8.50" parchment paper. These accompanying documents describe the scope of this invention in formal terms. The following is an actual excerpt from the patent…

       " Be it known that I, J. W. Hyatt, Jr., of Albany, in the county of Albany and State of New York, have invented a certain new and useful Method of Constructing Balls for Billiards and other Purposes; and I do hereby declare that the following is a full, clear, and exact description of the same, reference being had to the accompanying drawings and letters of reference thereon, all of which form a part of this specification."…