Lap held keyboard platform

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Description

FIG. 1 is a perspective view of a lap held keyboard platform showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a side elevation view thereof;

FIG. 5 is a rear elevation view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D288097 February 3, 1987 Harter et al.
D303186 September 5, 1989 Mills
D318961 August 13, 1991 Edelson
D338195 August 10, 1993 Sugerman
D338568 August 24, 1993 Juster
D342243 December 14, 1993 Land
D344435 February 22, 1994 Whall
D355647 February 21, 1995 Gresko
D357910 May 2, 1995 Newhouse
D361992 September 5, 1995 Evenson et al.
4052944 October 11, 1977 Jennings
4537646 August 27, 1985 Hoyle
4700634 October 20, 1987 Mills
5090334 February 25, 1992 Sutton
5131614 July 21, 1992 Garcia et al.
5143341 September 1, 1992 Juster
5209452 May 11, 1993 Goldberg
Patent History
Patent number: D402643
Type: Grant
Filed: Jun 24, 1997
Date of Patent: Dec 15, 1998
Inventor: Ann J. Grassel (Berkeley, CA)
Primary Examiner: Brian N. Vinson
Attorney: Brian Beverly
Application Number: 0/72,552
Classifications
Current U.S. Class: D14/114
International Classification: 1402;