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Class Information
Number: 84/174
Name: Music > Instruments > Stringed > Pianos
Description: Miscellaneous patents showing pianos of unusual shape or claiming several features or not elsewhere classifiable.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7562852 |
Keyboard support |
Jul. 21, 2009 |
| 7538268 |
Keys for musical instruments and musical methods |
May. 26, 2009 |
| 7394004 |
Key structure |
Jul. 1, 2008 |
| 7126049 |
Method of improving repetitive striking performance, jack and action mechanism of piano |
Oct. 24, 2006 |
| 6998522 |
Keyboard instrument |
Feb. 14, 2006 |
| 6992242 |
Keyboard musical instrument equipped with automatic top board spacer |
Jan. 31, 2006 |
| 6972358 |
Electronic keyboard musical instrument |
Dec. 6, 2005 |
| 6888053 |
Electronic keyboard musical instrument |
May. 3, 2005 |
| 6875909 |
92 key piano |
Apr. 5, 2005 |
| 6720489 |
Piano muter |
Apr. 13, 2004 |
| 6680430 |
Speaker edge, method of foam-molding the same, apparatus for foam-molding the same, speaker edge foam-molding system, and speaker employing the speaker edge |
Jan. 20, 2004 |
| 6670532 |
Legs formed from laminated woody board and keyboard musical instrument using the same |
Dec. 30, 2003 |
| 6610914 |
Piano |
Aug. 26, 2003 |
| RE38172 |
Grand piano having a lower lid |
Jul. 8, 2003 |
| 6469237 |
Apparatus for opening and closing top board of grand piano |
Oct. 22, 2002 |
| 6180859 |
Panel assembly for electronic keyboard musical instrument |
Jan. 30, 2001 |
| 5959223 |
Method of assembling an upright piano |
Sep. 28, 1999 |
| 4697494 |
Piano soundboard downbearing force simulator |
Oct. 6, 1987 |
| 4378881 |
Portable securing assembly for an electric musical instrument |
Apr. 5, 1983 |
| 4020730 |
Musical instrument |
May. 3, 1977 |
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