Earplug
Latest 3M Innovative Properties Company Patents:
Description
Claims
I claim, the ornamental design for an earplug, as shown and described.
Referenced Cited
U.S. Patent Documents
4314553 | February 9, 1982 | Westerdal |
D298356 | November 1, 1988 | Falco |
4867149 | September 19, 1989 | Falco |
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D402752 | December 15, 1998 | Falco |
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D427304 | June 27, 2000 | Magidson et al. |
D436164 | January 9, 2001 | Foslien |
6286622 | September 11, 2001 | Tiemann |
D472627 | April 1, 2003 | Falco |
6568394 | May 27, 2003 | Falco |
D492765 | July 6, 2004 | Falco |
D492766 | July 6, 2004 | Falco |
D493219 | July 20, 2004 | Falco |
D494269 | August 10, 2004 | Fleming |
7314047 | January 1, 2008 | Falco |
D578638 | October 14, 2008 | Falco |
7537011 | May 26, 2009 | Falco |
7697706 | April 13, 2010 | Doty |
7743771 | June 29, 2010 | Falco |
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Patent History
Patent number: D651302
Type: Grant
Filed: Jan 18, 2002
Date of Patent: Dec 27, 2011
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventor: Robert Falco (Indianapolis, IN)
Primary Examiner: Wan Laymon
Attorney: Eric D. Levinson
Application Number: 29/154,252
Type: Grant
Filed: Jan 18, 2002
Date of Patent: Dec 27, 2011
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventor: Robert Falco (Indianapolis, IN)
Primary Examiner: Wan Laymon
Attorney: Eric D. Levinson
Application Number: 29/154,252
Classifications
Current U.S. Class:
Ear Plug Or Nose Clip (D24/106)