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The ornamental design for an earplug, as shown and described. |
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FIG. 1 is a perspective view, showing the new design for an ear plug.
FIG. 2 is a top view thereof.
FIG. 3 is a side view thereof. All other side views look the same as FIG. 3; and,
FIG. 4 is a bottom view thereof.
The shading shown in the drawings is provided merely to illustrate contour; it is not indicative of texture, etc.
Martinson, Paul A., Remer, Dean M.
| Patent | Priority | Assignee | Title |
| D472627, | Oct 16 2001 | 3M Innovative Properties Company | Earplug |
| D512141, | Mar 04 2004 | Moldex-Metric, Inc.; Moldex-Metric, Inc | Earplug |
| D541412, | May 25 2006 | McKeon Products, Inc. | Ear plug |
| D548325, | Oct 31 2005 | McKeon Products, Inc. | Ear plug |
| D606648, | Sep 22 2008 | McKeon Products, Inc. | Earplug |
| D637284, | Nov 08 2002 | ResMed Pty Ltd | Forehead pad |
| D717426, | Nov 08 2002 | ResMed Pty Ltd | Forehead pad |
| D740931, | Nov 08 2002 | ResMed Pty Ltd | Forehead pad |
| D974542, | Aug 19 2021 | Shenzhen Apwill Electronic Co., Ltd. | Earplug |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Nov 06 2000 | 3M Innovative Properties Company | (assignment on the face of the patent) | / | |||
| Nov 06 2000 | REMER, DEAN M | 3M Innovative Properties Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 011291 | /0058 | |
| Nov 06 2000 | MARTINSON, PAUL A | 3M Innovative Properties Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 011291 | /0058 |
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