Earplug
Parkins , et al. April 10, 2
U.S. patent number D657,499 [Application Number D/383,730] was granted by the patent office on 2012-04-10 for earplug. This patent grant is currently assigned to Red Tail Hawk Corporation. Invention is credited to David L. Fergot, David Parkins, John W. Parkins, Douglas M. Russell.
| United States Patent | D657,499 |
| Parkins , et al. | April 10, 2012 |
Earplug
Claims
CLAIM The ornamental design for earplug, as shown and described.
| Inventors: | Parkins; John W. (Ithaca, NY), Parkins; David (Groton, NY), Fergot; David L. (Syracuse, NY), Russell; Douglas M. (Syracuse, NY) |
|---|---|
| Assignee: | Red Tail Hawk Corporation
(Ithaca, NY) |
| Appl. No.: | D/383,730 |
| Filed: | January 21, 2011 |
Related U.S. Patent Documents
| Application Number | Filing Date | Patent Number | Issue Date | ||
|---|---|---|---|---|---|
| 12832363 | Jul 8, 2010 | ||||
| Current U.S. Class: | D29/112; D24/106 |
| Current International Class: | 2902 |
| Field of Search: | ;D29/100,102,106,108,112,122 ;D24/105-109,190,191 ;D2/865,867,878 ;2/455,410,411,414,421,423,424,425,9,909,206,209,174 ;128/857,864,866,867 ;D14/205 |
References Cited [Referenced By]
U.S. Patent Documents
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| D494956 | August 2004 | Sabick et al. |
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| D567217 | April 2008 | Kamo et al. |
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| D578638 | October 2008 | Falco |
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| D586778 | February 2009 | Yang |
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| 7967015 | June 2011 | Jenkins, Jr. |
Other References
|
Van Wiljngaarden et al. "Development of the Wireless `Communications Earplug` for Application in Military Aviation" J. Audio Eng. Soc., vol. 48, No. 6, Jun. 2000. cited by other. |
Primary Examiner: Oswecki; Elizabeth J
Attorney, Agent or Firm: Brown & Michaels, PC
Description
This invention was made with Government support under SBIR contract N68335-09-C-0003, awarded by the US Navy. The government has certain rights in the invention.
FIG. 1 is a perspective view of an earplug showing our new design.
FIG. 2 is a side view thereof.
FIG. 3 is an opposite side view of FIG. 2.
FIG. 4 is another side view thereof.
FIG. 5 is an opposite side view of FIG. 4.
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
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