Trapezoidal computer keyboard
Mah March 4, 2
U.S. patent number D471,197 [Application Number D/156,452] was granted by the patent office on 2003-03-04 for trapezoidal computer keyboard. Invention is credited to Pat Y. Mah.
| United States Patent | D471,197 |
| Mah | March 4, 2003 |
Trapezoidal computer keyboard
Claims
The ornamental design for a trapezoidal computer keyboard, as shown and described.
| Inventors: | Mah; Pat Y. (Cheung Sha Wan, Kowloon, Hong Kong, CN) |
|---|---|
| Appl. No.: | D/156,452 |
| Filed: | March 1, 2002 |
| Current U.S. Class: | D14/392 |
| Current International Class: | 1402 |
| Field of Search: | ;D14/391-393,396 ;D18/1,2,6,7 ;178/17A,17C ;200/5A,5R,6A,6R ;235/145A,145R ;341/22,23 ;345/160,168 ;400/484-486,488,489,492 |
References Cited [Referenced By]
U.S. Patent Documents
| D370903 | June 1996 | Lin |
| D386754 | November 1997 | Gifford et al. |
| D445793 | July 2001 | Ji |
| D446520 | August 2001 | Ji |
Attorney, Agent or Firm: Harrington; Curtis L.
Description
FIG. 1 is a perspective view of the trapezoidal computer keyboard;
FIG. 2 is a left side view;
FIG. 3 is a right side view;
FIG. 4 is a rear view;
FIG. 5 is a front view;
FIG. 6 is a top view; and,
FIG. 7 is a bottom view.
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