Title:
Mathematical learning game
United States Patent D427637


Inventors:
Wood, Michael C. (Orinda, CA)
Application Number:
29/107877
Publication Date:
07/04/2000
Filing Date:
07/14/1999
Assignee:
Knowledge Kids Enterprises, Inc. (Emeryville, CA)
Primary Class:
Other Classes:
D19/59
Field of Search:
D19/59, D19/60, D19/62, D19/64, D21/478, 40/309, 40/111, 40/430, 40/506, 40/493, 40/503, 434/188, 434/191, 434/197, 434/206, 434/208, 434/209, 434/215, 434/406, 434/412, 235/87R, 273/155, 101/110
View Patent Images:
US Patent References:
5674076Hand-held sound generating deviceOctober, 1997Billings et al.434/365
5007840Operations processorApril, 1991Gaskell434/206
4902230Rotational educational apparatusFebruary, 1990Jones434/206
4865324Magnetic wheel puzzleSeptember, 1989Nesis273/155
4651992Puzzle-type gameMarch, 1987Danino et al.273/155
3927613Imprint wheel assemblyDecember, 1975Nantz101/110
3883968Digital display apparatusMay, 1975Suzuki40/506
3548524DISPLAY DEVICEDecember, 1970Rohnow40/503
1391986Educational applianceSeptember, 1921SmithD19/59
0731175N/AJanuary, 1903Goodman434/206
0613432N/ANovember, 1898Szenhak235/87R
0463230N/ANovember, 1891Hooly434/206



Primary Examiner:
Holtje, Martie K.
Attorney, Agent or Firm:
Coudert, Brothers
Claims:
1. The ornamental design for a mathematical learning game, as shown anddescribed.

Description:

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.