Key ring tool
Description
Claims
The ornamental design for a key ring tool, as shown and described.
Referenced Cited
U.S. Patent Documents
4706477 | November 17, 1987 | Rousseau |
4719778 | January 19, 1988 | Murphy et al. |
D338617 | August 24, 1993 | Song |
D348773 | July 19, 1994 | Kutzera |
5373717 | December 20, 1994 | Gore |
D358536 | May 23, 1995 | Gore |
D374344 | October 8, 1996 | Sunderland |
D434622 | December 5, 2000 | Jaynes |
D440135 | April 10, 2001 | Vaught |
D468986 | January 21, 2003 | Kan |
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D523235 | June 20, 2006 | Oas |
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Patent History
Patent number: D622562
Type: Grant
Filed: Mar 17, 2009
Date of Patent: Aug 31, 2010
Inventor: Roland B. Knapton (Minneapolis, MN)
Primary Examiner: Caron Veynar
Assistant Examiner: Garth Rademaker
Attorney: Thomas E Fredeen
Application Number: 29/314,275
Type: Grant
Filed: Mar 17, 2009
Date of Patent: Aug 31, 2010
Inventor: Roland B. Knapton (Minneapolis, MN)
Primary Examiner: Caron Veynar
Assistant Examiner: Garth Rademaker
Attorney: Thomas E Fredeen
Application Number: 29/314,275
Classifications
Current U.S. Class:
D8/19;
D3/210