Key ring tool
Description
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
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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
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