Ratchet wrench
Description
Claims
The ornamental design for a ratchet wrench, as shown and described.
Referenced Cited
U.S. Patent Documents
| D566497 | April 15, 2008 | Wang |
| D576457 | September 9, 2008 | Chen |
| D576852 | September 16, 2008 | Lin |
| D613568 | April 13, 2010 | Yu |
| D633762 | March 8, 2011 | Zhou et al. |
| D642881 | August 9, 2011 | Christopher |
| 20020157505 | October 31, 2002 | Wang |
| 20030046768 | March 13, 2003 | Cheng |
| 20050217438 | October 6, 2005 | Hu |
| 20060130615 | June 22, 2006 | Arnold et al. |
Patent History
Patent number: D648195
Type: Grant
Filed: Apr 29, 2011
Date of Patent: Nov 8, 2011
Inventor: Yi-Hung Lin (Taichung)
Primary Examiner: Raphael Barkai
Assistant Examiner: Randall Gholson
Application Number: 29/390,775
Type: Grant
Filed: Apr 29, 2011
Date of Patent: Nov 8, 2011
Inventor: Yi-Hung Lin (Taichung)
Primary Examiner: Raphael Barkai
Assistant Examiner: Randall Gholson
Application Number: 29/390,775
Classifications
Current U.S. Class:
D8/25