Hammer union wrench
Description
Claims
The ornamental design for a hammer union wrench, as shown and described.
Referenced Cited
U.S. Patent Documents
| 1006348 | October 1911 | Beran |
| 2736954 | March 1956 | Palmer |
| 3222958 | December 1965 | Houdesheldt |
| 3769863 | November 1973 | Griffin |
| 3929152 | December 1975 | Graham |
| 5205193 | April 27, 1993 | Wield |
| 5440956 | August 15, 1995 | Johnstun |
| 5456278 | October 10, 1995 | Morris et al. |
| D650644 | December 20, 2011 | Dosch et al. |
| D650645 | December 20, 2011 | Dosch et al. |
| 20100050824 | March 4, 2010 | Vollenweider |
Patent History
Patent number: D694078
Type: Grant
Filed: Aug 1, 2012
Date of Patent: Nov 26, 2013
Assignee: HUWE Inc. (Calgary, Alberta)
Inventors: Marc Dumaine (Calgary), Larry Matthewson (Calgary)
Primary Examiner: Randall Gholson
Application Number: 29/428,593
Type: Grant
Filed: Aug 1, 2012
Date of Patent: Nov 26, 2013
Assignee: HUWE Inc. (Calgary, Alberta)
Inventors: Marc Dumaine (Calgary), Larry Matthewson (Calgary)
Primary Examiner: Randall Gholson
Application Number: 29/428,593
Classifications
Current U.S. Class:
D8/21;
D8/27