Emergency relief drain
Salisbury January 8, 2
U.S. patent number D452,899 [Application Number D/137,551] was granted by the patent office on 2002-01-08 for emergency relief drain. Invention is credited to Steven R. Salisbury.
| United States Patent | D452,899 |
| Salisbury | January 8, 2002 |
Emergency relief drain
Claims
The ornamental design for an emergency relief drain, as shown and described.
| Inventors: | Salisbury; Steven R. (Pacifica, CA) |
|---|---|
| Appl. No.: | D/137,551 |
| Filed: | February 21, 2001 |
| Current U.S. Class: | D23/261 |
| Current International Class: | 2301 |
| Field of Search: | ;D23/261,260 ;210/163,164 ;4/286,288,290-292 |
References Cited [Referenced By]
U.S. Patent Documents
| 4492491 | January 1985 | Lunden et al. |
| 4910811 | March 1990 | Izzi |
| D370716 | June 1996 | Menzies |
| D421101 | February 2000 | Barnett |
| D421102 | February 2000 | Barnett |
| 6200484 | March 2001 | McInnis |
| 6263518 | July 2001 | Magtanoung |
Attorney, Agent or Firm: Burns Doane Swecker & Mathis LLP
Description
FIG. 1 is perspective view of my new design;
FIG. 2 is a side elevation view thereof;
FIG. 3 is a top plan view thereof; and,
FIG. 4 is a bottom plan view thereof.
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