Earplug
Latest 3M Innovative Properties Company Patents:
Description
The broken line showing portions of the article is included for the purpose of illustrating environmental structure and forms no part of the claimed design. Any shading is provided to illustrate contour only and is not an indication of surface texture.
Claims
The ornamental design for an earplug, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
2393005 | April 1944 | Veneklasen |
2538339 | September 1949 | Thomas |
3618600 | November 1971 | Douglass |
3736929 | June 1973 | Mills |
3935401 | January 27, 1976 | Shore et al. |
4052754 | October 11, 1977 | Homsy |
4055233 | October 25, 1977 | Huntress |
4269638 | May 26, 1981 | Faranetta |
4384575 | May 24, 1983 | Asker |
4564009 | January 14, 1986 | Brinkhoff |
4608217 | August 26, 1986 | Csiki |
4638790 | January 27, 1987 | Conway et al. |
4870688 | September 26, 1989 | Voroba |
5002151 | March 26, 1991 | Oliveira et al. |
5044463 | September 3, 1991 | Carr |
5195539 | March 23, 1993 | Dyrud et al. |
5203352 | April 20, 1993 | Gardner, Jr. |
D358882 | May 30, 1995 | Metz et al. |
5609164 | March 11, 1997 | Dyrud et al. |
5799658 | September 1, 1998 | Falco |
5904143 | May 18, 1999 | Magidson |
D443107 | May 29, 2001 | Friesenhahn |
6484726 | November 26, 2002 | Remer |
6568394 | May 27, 2003 | Falco |
6820717 | November 23, 2004 | Fleming |
6931885 | August 23, 2005 | Citrynell et al. |
D514094 | January 31, 2006 | Griffin |
6981504 | January 3, 2006 | Jenkins, Jr. |
7010935 | March 14, 2006 | Citrynell et al. |
7022272 | April 4, 2006 | Brossman |
D589135 | March 24, 2009 | Benner |
D595837 | July 7, 2009 | Benner |
7697706 | April 13, 2010 | Doty |
7712469 | May 11, 2010 | Jenkins, Jr. |
D618209 | June 22, 2010 | Andre et al. |
7886744 | February 15, 2011 | Knauer |
7975616 | July 12, 2011 | Hill |
7984716 | July 26, 2011 | Purcell |
7998391 | August 16, 2011 | Koo |
8061472 | November 22, 2011 | Tiemens |
D649836 | December 6, 2011 | Dooley et al. |
8113207 | February 14, 2012 | Gehling |
8157120 | April 17, 2012 | Yang |
20060202375 | September 14, 2006 | Jenkins, Jr. |
20080210694 | September 4, 2008 | Castonguay |
20080276945 | November 13, 2008 | Rosen |
20090039555 | February 12, 2009 | Jenkins, Jr. |
20090071487 | March 19, 2009 | Keady |
20100307514 | December 9, 2010 | Berg |
20120046607 | February 23, 2012 | Syk |
2252392 | May 1974 | DE |
0 108 728 | November 1983 | EP |
1 398 401 | June 1975 | GB |
20021794 | October 2002 | JP |
Patent History
Patent number: D717937
Type: Grant
Filed: Feb 15, 2013
Date of Patent: Nov 18, 2014
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Jeffrey L. Hamer (Springville, IN), Kenneth F. Teeters (Zionsville, IN), Ravi Thomas (Avon, IN)
Primary Examiner: Ian Simmons
Assistant Examiner: Richelle G Shelton
Application Number: 29/445,735
Type: Grant
Filed: Feb 15, 2013
Date of Patent: Nov 18, 2014
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Jeffrey L. Hamer (Springville, IN), Kenneth F. Teeters (Zionsville, IN), Ravi Thomas (Avon, IN)
Primary Examiner: Ian Simmons
Assistant Examiner: Richelle G Shelton
Application Number: 29/445,735
Classifications
Current U.S. Class:
Ear Plug Or Nose Clip (D24/106)