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Class Information
Number: 84/177
Name: Music > Instruments > Stringed > Pianos > Cases
Description: The improvements are in the case.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7589265 |
Upright piano |
Sep. 15, 2009 |
| 7479591 |
Mobile music entertainment systems |
Jan. 20, 2009 |
| 7439436 |
Main case body of musical keyboard instrument |
Oct. 21, 2008 |
| 7425672 |
Exterior structure for keyboard instrument |
Sep. 16, 2008 |
| 7368644 |
Top board structure for keyboard instrument |
May. 6, 2008 |
| 7348477 |
Electronic keyboard musical instrument |
Mar. 25, 2008 |
| 7301084 |
Upright keyboard musical instrument |
Nov. 27, 2007 |
| 7267316 |
Brace rotating mechanism |
Sep. 11, 2007 |
| 7140588 |
Brace rotating mechanism |
Nov. 28, 2006 |
| 7119269 |
Electronic musical instrument |
Oct. 10, 2006 |
| 7078611 |
Keyboard instrument |
Jul. 18, 2006 |
| 7009095 |
Keyboard musical instrument with laterally adjustable built-in music rack and music rack used therein |
Mar. 7, 2006 |
| 6992242 |
Keyboard musical instrument equipped with automatic top board spacer |
Jan. 31, 2006 |
| 6972358 |
Electronic keyboard musical instrument |
Dec. 6, 2005 |
| 6969792 |
Self-locking keyboard bracket |
Nov. 29, 2005 |
| 6946591 |
Safety device used on pianos to prevent lid-slamming |
Sep. 20, 2005 |
| 6888053 |
Electronic keyboard musical instrument |
May. 3, 2005 |
| 6723909 |
Gig box |
Apr. 20, 2004 |
| 6720489 |
Piano muter |
Apr. 13, 2004 |
| RE38172 |
Grand piano having a lower lid |
Jul. 8, 2003 |
| 6528708 |
Exterior structure for electronic keyboard instrument |
Mar. 4, 2003 |
| 6506966 |
Erroneous opening prevention mechanism for a grand piano lid |
Jan. 14, 2003 |
| 6469237 |
Apparatus for opening and closing top board of grand piano |
Oct. 22, 2002 |
| 6459023 |
Mounting board for guitar effects |
Oct. 1, 2002 |
| 6288313 |
Keyboard musical instrument having split rear top board and/or visual display unit |
Sep. 11, 2001 |
| 6180859 |
Panel assembly for electronic keyboard musical instrument |
Jan. 30, 2001 |
| 6145197 |
Method of assembling a grand piano |
Nov. 14, 2000 |
| 6121526 |
Rotary damper |
Sep. 19, 2000 |
| D414797 |
Grand piano |
Oct. 5, 1999 |
| 5918295 |
Combination table, desk and digital piano |
Jun. 29, 1999 |
| 5918296 |
Closing control device for fallboard |
Jun. 29, 1999 |
| 5866829 |
Pedal rack |
Feb. 2, 1999 |
| 5465644 |
Stand structure for a keyed instrument |
Nov. 14, 1995 |
| 5312076 |
Reflex support fastener for keyboard stands |
May. 17, 1994 |
| 5301588 |
Grand piano having a lower lid |
Apr. 12, 1994 |
| 5164528 |
Keyboard apparatus for musical instrument |
Nov. 17, 1992 |
| D322089 |
Electronic grand piano |
Dec. 3, 1991 |
| 4693159 |
Wooden frame for a grand piano |
Sep. 15, 1987 |
| 4674385 |
Housing structure of keyboard musical instrument |
Jun. 23, 1987 |
| 4656913 |
Electronic musical instrument with keyboard and cover |
Apr. 14, 1987 |
| 4641565 |
Upright piano |
Feb. 10, 1987 |
| 4635521 |
Electronic musical instrument having cover with operation panel |
Jan. 13, 1987 |
| 4593593 |
Housing structure of keyboard musical instrument |
Jun. 10, 1986 |
| 4550638 |
Portable keyboard-type musical instrument |
Nov. 5, 1985 |
| 4545280 |
Musical keyboard instrument support device |
Oct. 8, 1985 |
| 4455912 |
Keyboard musical instrument |
Jun. 26, 1984 |
| 4445415 |
Portable case and stand for pedal controls operationally fixed therein for use with a keyboard temporarily mountable thereon |
May. 1, 1984 |
| 4406205 |
Musical instrument lid safety lock |
Sep. 27, 1983 |
| 4378881 |
Portable securing assembly for an electric musical instrument |
Apr. 5, 1983 |
| 4351222 |
Keyboard musical instrument with casing comprising two halves |
Sep. 28, 1982 |
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