Rock bolt
Horsch , et al. March 31, 2
U.S. patent number D589,335 [Application Number D/300,170] was granted by the patent office on 2009-03-31 for rock bolt. This patent grant is currently assigned to Sandvik Intellectual Property AB. Invention is credited to John Horsch, Steven Weaver.
| United States Patent | D589,335 |
| Horsch , et al. | March 31, 2009 |
Rock bolt
Claims
CLAIM The ornamental design for a rock bolt, as shown and described.
| Inventors: | Horsch; John (New South Wales, AU), Weaver; Steven (New South Wales, AU) |
|---|---|
| Assignee: | Sandvik Intellectual Property
AB (Sandviken, SE) |
| Appl. No.: | D/300,170 |
| Filed: | February 28, 2008 |
Foreign Application Priority Data
| Aug 31, 2007 [AU] | 19612/2007 | |||
| Current U.S. Class: | D8/387 |
| Current International Class: | 0808 |
| Field of Search: | ;D8/387,383 ;411/387.1,387.8,387.3,144,378,380,403,429,24,26 ;84/421,327 ;24/682.1,656 ;224/257,271,910 ;248/188.4,188.9,354.3 ;405/259.1,259.3,259.5 |
References Cited [Referenced By]
U.S. Patent Documents
| 3227031 | January 1966 | Williams |
| 3358549 | December 1967 | Lerich et al. |
| 3379019 | April 1968 | Williams |
| 4100748 | July 1978 | Hansen |
| 4619559 | October 1986 | Norris |
| D336388 | June 1993 | Reid |
| D354905 | January 1995 | Fitzmyers et al. |
| 5775850 | July 1998 | Gale et al. |
| 6984091 | January 2006 | Maltby |
| 7318689 | January 2008 | Kanflod et al. |
| 7445406 | November 2008 | Ortlepp |
| 2007/0269274 | November 2007 | Seedsman |
| 2007/0292231 | December 2007 | Boot |
| 2008/0038068 | February 2008 | Craig |
Assistant Examiner: Lane; Sheryl
Attorney, Agent or Firm: Drinker Biddle & Reath LLP
Description
FIG. 1 is a perspective view of the rock bolt according to the present invention, shown broken away to indicate an indeterminate length.
FIG. 2 is a top plan view of the rock bolt of FIG. 1 according to the present invention; and,
FIG. 3 is a perspective view of a portion of the rock bolt according to the present invention.
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