Multiple level chess board
Description
FIG. 1 is an isometric view of a multiple level chess board showing my new design;
FIG. 2 is a typical side view thereof;
FIG. 3 is a top view thereof; and
FIG. 4 is a typical end view thereof.
Referenced Cited
U.S. Patent Documents
D200109 | January 1965 | Hirsch |
D210542 | March 1968 | Stookey |
D215103 | September 1969 | Stevens |
D219155 | November 1970 | Gribbon, Jr. |
D226669 | April 1973 | Culver |
D242271 | November 1976 | Harvey |
D263245 | March 2, 1982 | Bonser |
1877154 | September 1932 | Weaver |
3399895 | September 1968 | Beach |
3781014 | December 1973 | Kolwicz |
4179127 | December 18, 1979 | Goodman |
4249740 | February 10, 1981 | Cheney |
4348027 | September 7, 1982 | Escamilla |
4504060 | March 12, 1985 | Riihiluoma |
Patent History
Patent number: D308549
Type: Grant
Filed: Mar 27, 1987
Date of Patent: Jun 12, 1990
Inventor: Walter M. Gengler (Beloit, KS)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: W. Krawczewicz
Attorney: Terry M. Gernstein
Application Number: 7/30,542
Type: Grant
Filed: Mar 27, 1987
Date of Patent: Jun 12, 1990
Inventor: Walter M. Gengler (Beloit, KS)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: W. Krawczewicz
Attorney: Terry M. Gernstein
Application Number: 7/30,542
Classifications
Current U.S. Class:
D21/23