Coated mine roof bolt

Information

  • Patent Grant
  • D669772
  • Patent Number
    D669,772
  • Date Filed
    Tuesday, April 5, 2011
    13 years ago
  • Date Issued
    Tuesday, October 30, 2012
    12 years ago
  • US Classifications
    Field of Search
    • US
    • D08 387
    • D08 388
    • D08 391
    • 411 378-379
    • 411 393-394
    • 411 411000
    • 411 402-405
    • 411 178000
    • 411 184000
    • 411 188000
    • 411 412000
    • 411 481000
    • 411 387100
    • 052 156-157
    • 248 156000
    • 248 545000
  • International Classifications
    • 0808
    • Term of Grant
      14Years
Abstract
Description

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the U.S. Patent and Trademark Office upon request and payment of the necessary fee.



FIG. 1 is an isometric view of the coated mine roof bolt of the present invention with a green coating on the threaded portion;



FIG. 2 is a front elevational view thereof;



FIG. 3 is a right side elevational view thereof;



FIG. 4 is a rear elevational view thereof;



FIG. 5 is a left side elevational view thereof;



FIG. 6 is a bottom plan view thereof; and,



FIG. 7 is a top plan view thereof.


Claims
  • The ornamental design of a coated mine roof bolt, as shown and described.
US Referenced Citations (33)
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4062229 Godfrey Dec 1977 A
4100748 Hansen Jul 1978 A
4132080 Hansen Jan 1979 A
4295761 Hansen Oct 1981 A
4305687 Parker Dec 1981 A
4307979 Killmeyer Dec 1981 A
4325657 Elders Apr 1982 A
D264807 Baumgartner Jun 1982 S
4386877 McDowell, Jr. Jun 1983 A
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4618290 Hansen Oct 1986 A
4642964 Kellison Feb 1987 A
4662795 Clark May 1987 A
4745248 Lillis May 1988 A
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5253964 Swemmer Oct 1993 A
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5282698 Wright Feb 1994 A
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D401135 Willert Nov 1998 S
6595733 Willert Jul 2003 B1
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6874975 Hilfiker Apr 2005 B2
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D573876 Shibuya Jul 2008 S
7481603 Fox Jan 2009 B1
D589335 Horsch et al. Mar 2009 S
7896581 Fox Mar 2011 B2
20040109729 Hilfiker Jun 2004 A1
Foreign Referenced Citations (1)
Number Date Country
WO 2009110894 Sep 2009 WO