Skateboard ramp
Sheehan , et al. January 13, 1
U.S. patent number D257,874 [Application Number 05/942,176] was granted by the patent office on 1981-01-13 for skateboard ramp. This patent grant is currently assigned to R. J. Louis Enterprises, Inc.. Invention is credited to R. J. Louis, Richard D. Sheehan.
| United States Patent | D257,874 |
| Sheehan , et al. | January 13, 1981 |
Skateboard ramp
Claims
The ornamental design for a skateboard ramp, substantially as shown and described.
| Inventors: | Sheehan; Richard D. (Eagle Rock, CA), Louis; R. J. (Chatsworth, CA) |
|---|---|
| Assignee: | R. J. Louis Enterprises, Inc.
(Chatsworth, CA) |
| Appl. No.: | 05/942,176 |
| Filed: | September 13, 1978 |
| Current U.S. Class: | D21/817 |
| Current International Class: | D2103 |
| Field of Search: | ;D21/244 ;272/56.5 |
Other References
|
Skateboarder, Jan., 1978, p. 197, High Roller Advt., center illustration, skateboard ramp. . Skateboarder, Mar., 1978, p. 118, ramp.. |
Primary Examiner: Feifer; Melvin B.
Attorney, Agent or Firm: Fraser; Robert H.
Description
FIG. 1 is a perspective view of a skateboard ramp showing our new design;
FIG. 2 is a side elevation view thereof;
FIG. 3 is a front elevation view thereof; and
FIG. 4 is a top plan view thereof.
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