Mathematical learning game
FIG. 1 is a front perspective view of a first embodiment of a mathematical learning game showing my new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a side thereof with the view rotated ninety degree relative to FIG. 3;
FIG. 5 is a rear view thereof with the view rotated ninety degree relative to FIG. 4;
FIG. 6 is a side view thereof with the view rotated ninety degrees relative to FIG. 5;
FIG. 7 is a left end view thereof; and,
FIG. 8 is a right end view thereof.
FIG. 9 is a front perspective view of a second embodiment of a mathematical learning game similar to the first embodiment except with patterned numbers and indicia;
FIG. 10 is a rear perspective view thereof;
FIG. 11 is a front view thereof;
FIG. 12 is a side view thereof with the view rotated ninety degree relative to FIG. 11;
FIG. 13 is a rear view thereof;
FIG. 14 is a side view thereof with the view rotated by ninety degrees relative to FIG. 13;
FIG. 15 is a left end view thereof; and,
FIG. 16 is a right end view thereof.
The numerals and other indicia depicted by means of broken lines in FIGS. 1, 3, 9 and 11 have been shown for illustrative purposes only and form no part of the claimed design.
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| 0613432 | November 1898 | Szenhak |
| 0731175 | January 1903 | Goodman |
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| 4651992 | March 24, 1987 | Danino et al. |
| 4865324 | September 12, 1989 | Nesis |
| 4902230 | February 20, 1990 | Jones |
| 5007840 | April 16, 1991 | Gaskell |
| 5674076 | October 7, 1997 | Billings et al. |
Type: Grant
Filed: Jul 14, 1999
Date of Patent: Jul 4, 2000
Assignee: Knowledge Kids Enterprises, Inc. (Emeryville, CA)
Inventor: Michael C. Wood (Orinda, CA)
Primary Examiner: Martie K. Holtje
Law Firm: Coudert Brothers
Application Number: 0/107,877
International Classification: 1907;