Dust mask
Hancock , et al. April 12, 2
U.S. patent number D636,128 [Application Number D/348,352] was granted by the patent office on 2011-04-12 for dust mask. Invention is credited to Dennis H. Hancock, Jeffrey D. Hancock.
| United States Patent | D636,128 |
| Hancock , et al. | April 12, 2011 |
Dust mask
Claims
CLAIM An ornamental design for a dust mask, as shown and described.
| Inventors: | Hancock; Jeffrey D. (Uintah, UT), Hancock; Dennis H. (Morgan, UT) |
|---|---|
| Appl. No.: | D/348,352 |
| Filed: | December 24, 2009 |
| Current U.S. Class: | D29/108 |
| Current International Class: | 2902 |
| Field of Search: | ;D29/108-110,122 ;D24/110.1 ;128/858,863,201.23,206.12,206.13,206.16,206.19,206.28,206.11 ;2/9,206,5,6.6,411-414,424,425 |
References Cited [Referenced By]
U.S. Patent Documents
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| D250131 | October 1978 | Lewis et al. |
| D267985 | February 1983 | Huber |
| D273145 | March 1984 | Ponsi |
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| D511209 | November 2005 | Callan |
| 7131442 | November 2006 | Kronzer et al. |
| 2003/0154984 | August 2003 | Fernandes |
| 2008/0230066 | September 2008 | Chandaria |
Description
FIG. 1 is a front perspective view of a dust mask showing our new design, the person shown in broken lines forms no part of the claimed design;
FIG. 2 is a front perspective view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a right side elevation view thereof;
FIG. 5 is a left side elevation view thereof;
FIG. 6 is a rear elevation view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
The broken lines on the mask represent conventional stitching. The crosshatch shading is understood to repeat throughout the indicated area.
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