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Class Information
Number: 434/333
Name: Education and demonstration > Question or problem eliciting response > Correctness of response indicated to examine by self-operating or examinee actuated means > Picture or pattern completed by examinee placing plaques bearing portions thereof in correct relation
Description: Subject matter wherein an examinee places a plurality of response-bearing elements (e.g., blocks, tiles, etc.) in an array, the location of each element being suggested by a question or problem, each element bearing a portion of a design, drawing, or the like, and the complete, uninterrupted design or illustration being revealed if all elements are correctly placed.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6641402 |
Method and apparatus for training memory |
Nov. 4, 2003 |
| 5979895 |
Method and apparatus for administering psychological tests |
Nov. 9, 1999 |
| 5820383 |
Magnetic manipulatives book |
Oct. 13, 1998 |
| 5411271 |
Electronic video match game |
May. 2, 1995 |
| 5372511 |
Educational toys |
Dec. 13, 1994 |
| 5277587 |
Learning toy |
Jan. 11, 1994 |
| 5167509 |
Educational puzzle |
Dec. 1, 1992 |
| 5087043 |
Interactive audio-visual puzzle |
Feb. 11, 1992 |
| 4893817 |
Musical jigsaw-type puzzle |
Jan. 16, 1990 |
| 4695257 |
Problem solving game |
Sep. 22, 1987 |
| 4687203 |
Scratch and smell game |
Aug. 18, 1987 |
| 4674983 |
Relation teaching block arrays |
Jun. 23, 1987 |
| 4640512 |
Interactive book-puzzle instructional entertainment system |
Feb. 3, 1987 |
| 4361328 |
Sheet interfitting section puzzle |
Nov. 30, 1982 |
| 4243224 |
Scratch and smell puzzle |
Jan. 6, 1981 |
| 3937472 |
Educational and amusement puzzle |
Feb. 10, 1976 |
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