Ratchet wrench
Description
Claims
The ornamental design for the ratchet wrench.
Referenced Cited
U.S. Patent Documents
6516691 | February 11, 2003 | Wei |
7017453 | March 28, 2006 | Hu |
7062994 | June 20, 2006 | Chen |
7146882 | December 12, 2006 | Chang |
7322263 | January 29, 2008 | Wu |
7444904 | November 4, 2008 | Huang |
7802498 | September 28, 2010 | Hu |
20030005795 | January 9, 2003 | McCann |
20040035256 | February 26, 2004 | Hsien |
20040045415 | March 11, 2004 | Hsien |
20040089106 | May 13, 2004 | Wolfe et al. |
Patent History
Patent number: D660109
Type: Grant
Filed: Nov 30, 2011
Date of Patent: May 22, 2012
Inventor: Chih-Min Chang (Changhua County)
Primary Examiner: Raphael Barkai
Assistant Examiner: Randall H Ghoslon
Attorney: Browdy and Neimark, PLLC
Application Number: 29/407,582
Type: Grant
Filed: Nov 30, 2011
Date of Patent: May 22, 2012
Inventor: Chih-Min Chang (Changhua County)
Primary Examiner: Raphael Barkai
Assistant Examiner: Randall H Ghoslon
Attorney: Browdy and Neimark, PLLC
Application Number: 29/407,582
Classifications
Current U.S. Class:
D8/25;
D8/28