Dual earplug
Leight February 9, 1
U.S. patent number D405,521 [Application Number D/072,718] was granted by the patent office on 1999-02-09 for dual earplug. This patent grant is currently assigned to Bacou USA Safety, Inc.. Invention is credited to Howard S. Leight.
| United States Patent | D405,521 |
| Leight | February 9, 1999 |
Dual earplug
Claims
The ornamental design for dual earplug, as shown and described.
| Inventors: | Leight; Howard S. (San Diego, CA) |
|---|---|
| Assignee: | Bacou USA Safety, Inc. (San
Diego, CA) |
| Appl. No.: | D/072,718 |
| Filed: | June 23, 1997 |
| Current U.S. Class: | D24/106; D24/104 |
| Current International Class: | 2404 |
| Field of Search: | ;D24/106,100,104 ;D14/205 ;181/129,130,135 ;128/864,865,860 ;D1/127 ;426/103 |
References Cited [Referenced By]
U.S. Patent Documents
| D303014 | August 1989 | Gardner, Jr. et al. |
| 315559 | April 1885 | Schwarzchild et al. |
| D378127 | February 1997 | Brown |
| 2538339 | January 1951 | Thomas |
Attorney, Agent or Firm: Freilich; Art Hornbaker; Robert Rosen; Leon
Description
FIG. 1 is a side elevation view of an earplug showing my design, with the opposite side view and top and bottom views being identical thereto;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof; and,
FIG. 4 is a side elevation view of an earplug of another design, which is identical to that of FIGS. 1-3 except that front (larger) and rear (smaller) halves of the earplugs are of different colors, the drawing being lined so the front half represents the color green and the rear half represents the color yellow.
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