Earplug tip
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Description
The broken line showing forms no part of the claimed design, and the surface shading is provided only to indicate contour.
Claims
I claim, the ornamental design for an earplug tip, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
3005564 | October 1961 | Weichselbaum |
D248873 | August 8, 1978 | Raitto |
D254446 | March 11, 1980 | Raitto |
D265129 | June 22, 1982 | Leight |
D267512 | January 4, 1983 | Carlsson et al. |
D444141 | June 26, 2001 | Koss et al. |
D521637 | May 23, 2006 | Yang |
18732 | August 1952 | CA |
000568217 | September 2006 | EP |
Patent History
Patent number: D622837
Type: Grant
Filed: May 27, 2009
Date of Patent: Aug 31, 2010
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventor: Robert Nicolo Falco (Indianapolis, IN)
Primary Examiner: Elizabeth A Albert
Assistant Examiner: Kelley A Donnelly
Attorney: Karl G. Hanson
Application Number: 29/337,625
Type: Grant
Filed: May 27, 2009
Date of Patent: Aug 31, 2010
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventor: Robert Nicolo Falco (Indianapolis, IN)
Primary Examiner: Elizabeth A Albert
Assistant Examiner: Kelley A Donnelly
Attorney: Karl G. Hanson
Application Number: 29/337,625
Classifications
Current U.S. Class:
Ear Plug Or Nose Clip (D24/106)