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
Primary Examiner: Baynham; Holly H
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.
* * * * *