Key ring tool

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Description

FIG. 1 is a top plan view of a key ring tool showing my new design.

FIG. 2 is a left edge view of the key ring tool.

FIG. 3 is an end view of the key ring tool; and,

FIG. 4 is an isometric view of the key ring tool.

Devices is intended to aid the insertion and removal of keys and accessories onto and off of a common split ring key holder.

Claims

The ornamental design for a key ring tool, as shown and described.

Referenced Cited
U.S. Patent Documents
D259445 June 9, 1981 Clarke
4543860 October 1, 1985 Van Meter
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
6681608 January 27, 2004 Hope, III
D515888 February 28, 2006 Byrne
D577555 September 30, 2008 MacDonald
Patent History
Patent number: D621672
Type: Grant
Filed: Mar 17, 2009
Date of Patent: Aug 17, 2010
Inventor: Roland B. Knapton (Minneapolis, MN)
Primary Examiner: Caron Veynar
Assistant Examiner: Garth Rademaker
Attorney: Thomas E Fredeen
Application Number: 29/314,274
Classifications
Current U.S. Class: D8/18; D3/210