Class Information
Number: D21/409
Name: Games, toys, and sports goods > Toy > Sounding or noise making > Keyboard (e.g., toy piano, toy organ, etc.)
Description: Design that includes a series of keys or buttons.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| D487118 |
Learning toy |
Feb. 24, 2004 |
| D484923 |
Electronic learning aid housing face |
Jan. 6, 2004 |
| D456458 |
Toy piano |
Apr. 30, 2002 |
| D430618 |
Novelty piano toy |
Sep. 5, 2000 |
| D389876 |
Toy musical keyboard |
Jan. 27, 1998 |
| D362469 |
Toy piano |
Sep. 19, 1995 |
| D361798 |
Toy piano |
Aug. 29, 1995 |
| D355923 |
Electronic keyboard |
Feb. 28, 1995 |
| D348696 |
Musical toy can |
Jul. 12, 1994 |
| D345967 |
Personal computer |
Apr. 12, 1994 |
| D345387 |
Toy piano |
Mar. 22, 1994 |
| D336648 |
Piano tape rewinder |
Jun. 22, 1993 |
| D322640 |
Toy piano |
Dec. 24, 1991 |
| D321729 |
Toy piano |
Nov. 19, 1991 |
| D315178 |
Toy piano |
Mar. 5, 1991 |
| D308223 |
Combined collapsible greeting card and toy |
May. 29, 1990 |
| D293594 |
Toy piano |
Jan. 5, 1988 |
| D271030 |
Preprogrammed toy sound generator |
Oct. 18, 1983 |
| D269018 |
Toy piano |
May. 17, 1983 |
| D262980 |
Musical figure toy |
Feb. 9, 1982 |
| D262979 |
Musical figure toy |
Feb. 9, 1982 |
| D261670 |
Toy calliope or similar article |
Nov. 3, 1981 |
| D258899 |
Toy piano |
Apr. 14, 1981 |
| D255370 |
Toy piano |
Jun. 10, 1980 |
| D252168 |
Toy piano |
Jun. 19, 1979 |
| D251325 |
Toy musical instrument |
Mar. 13, 1979 |
| D246925 |
Toy piano |
Jan. 10, 1978 |
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