Mechanical coupler
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Description
In the drawings, the broken lines in
Claims
The ornamental design for a mechanical coupler, as shown and described.
Referenced Cited
U.S. Patent Documents
| 2677916 | May 1954 | Hannapel |
| 5406418 | April 11, 1995 | Deary |
| 6904835 | June 14, 2005 | Dugan et al. |
| D599823 | September 8, 2009 | Tapper |
| 7694834 | April 13, 2010 | Wolf et al. |
| 7775385 | August 17, 2010 | Dudley |
| 7810660 | October 12, 2010 | Dunham |
| D644249 | August 30, 2011 | Tapper |
| 8469210 | June 25, 2013 | MacBain et al. |
| 20090014402 | January 15, 2009 | Wolf et al. |
Patent History
Patent number: D734221
Type: Grant
Filed: Mar 3, 2014
Date of Patent: Jul 14, 2015
Assignee: (Saint Joseph, MI)
Inventor: Rafael Vargas (Saint Joseph, MI)
Primary Examiner: Katrina A Betton
Application Number: 29/483,795
Type: Grant
Filed: Mar 3, 2014
Date of Patent: Jul 14, 2015
Assignee: (Saint Joseph, MI)
Inventor: Rafael Vargas (Saint Joseph, MI)
Primary Examiner: Katrina A Betton
Application Number: 29/483,795
Classifications
Current U.S. Class:
Draw Element, E.g., Trailer Hitch (D12/162)