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Class Information
Number: 235/146
Name: Registers > Keyboards > Auxiliary
Description: Keyboards which are supported above or otherwise adjacent to the main keyboard of the machine, often for performing some function additional to that of the main keyboard.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7056043 |
Keyboard for a mobile device |
Jun. 6, 2006 |
| 6991389 |
Foldable keyboard |
Jan. 31, 2006 |
| 6869011 |
Apparatus and method for controlling an electrical switch array |
Mar. 22, 2005 |
| 6762697 |
Keyboard with function keys |
Jul. 13, 2004 |
| 6380924 |
Mouse/keyboard capture recorder (MCR) apparatus and methodology |
Apr. 30, 2002 |
| 5982613 |
Open-surfaced receptacle in an electronic product for a removable electronic module |
Nov. 9, 1999 |
| 5894406 |
Elevated separate external keyboard apparatus for use with portable computer |
Apr. 13, 1999 |
| 5601489 |
Compact electronic apparatus with removable processing units |
Feb. 11, 1997 |
| 5514855 |
Computer keyboard adapter providing large size key surfaces |
May. 7, 1996 |
| 5456542 |
Adjustable data entry keyboard |
Oct. 10, 1995 |
| 5214421 |
Automatic keyboard and monitor switching device |
May. 25, 1993 |
| 5105068 |
Pocket calculator |
Apr. 14, 1992 |
| 5089690 |
Keyboard overlay |
Feb. 18, 1992 |
| 4977298 |
Panel switch |
Dec. 11, 1990 |
| 4964075 |
Software and hardware independent auxiliary user programmable intelligent keyboard |
Oct. 16, 1990 |
| 4890832 |
Compact electronic apparatus with removable processing units |
Jan. 2, 1990 |
| 4853838 |
Display and data-insertion module having multiple assembly possibilities |
Aug. 1, 1989 |
| 4786768 |
Manual cursor actuator for electronic keyboards |
Nov. 22, 1988 |
| 4775782 |
Checkout counter with remote keyboard writing pad and display |
Oct. 4, 1988 |
| 4689761 |
Multiple independent input peripherals |
Aug. 25, 1987 |
| 4680455 |
Method of manipulating a calculation and device used therewith |
Jul. 14, 1987 |
| 4595804 |
Auxiliary keyboard |
Jun. 17, 1986 |
| 4575591 |
Joystick attachment for a computer keyboard |
Mar. 11, 1986 |
| 4564751 |
Wrap-around auxiliary keyboard |
Jan. 14, 1986 |
| 4490604 |
Input/output device arrangements for terminals |
Dec. 25, 1984 |
| 4449762 |
Computer desk |
May. 22, 1984 |
| 4316082 |
Computer control apparatus |
Feb. 16, 1982 |
| 4297044 |
Additional attachment for all types of key operated machines |
Oct. 27, 1981 |
| 4208081 |
Easily reconfigurable data entry terminal |
Jun. 17, 1980 |
| 4158130 |
Interchangeable auxiliary keyboard |
Jun. 12, 1979 |
| 4152581 |
System for operating a postage metering machine keyboard |
May. 1, 1979 |
| 4138197 |
Key actuator |
Feb. 6, 1979 |
| 4119839 |
Keyboard mask for general-purpose calculator |
Oct. 10, 1978 |
| 4113980 |
Vehicle diagnostic hand control |
Sep. 12, 1978 |
| 4081631 |
Dual purpose, weather resistant data terminal keyboard assembly including audio porting |
Mar. 28, 1978 |
| 4020328 |
Auxiliary keyboard apparatus |
Apr. 26, 1977 |
| 3980869 |
Rotatable keyboard |
Sep. 14, 1976 |
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