Refractory block

Information

  • Patent Grant
  • D567829
  • Patent Number
    D567,829
  • Date Filed
    Friday, April 29, 2005
    20 years ago
  • Date Issued
    Tuesday, April 29, 2008
    17 years ago
  • US Classifications
    Field of Search
    • US
    • D15 123
    • D15 131
    • 052 250000
    • 052 474000
    • 052 504000
    • 052 506020
    • 052 567000
    • 052 568000
    • 052 574000
    • 052 578000
    • 052 596000
    • 052 603-605
    • 052 608000
    • 052 609000
    • 052 612000
    • 110 332000
    • 110 336000
    • 110 338000
    • 432 252000
    • 432 298000
  • International Classifications
    • 1509
    • Term of Grant
      14Years
Abstract
Description


FIG. 1 is a front, perspective view of a refractory block showing our new design;



FIG. 2 is a back, perspective view thereof;



FIG. 3 is a front view thereof;



FIG. 4 is a right side view thereof, the left side being a mirror image thereof;



FIG. 5 is a top view thereof;



FIG. 6 is a back view thereof; and,



FIG. 7 is a bottom view thereof.


Claims
  • The ornamental design for the refractory block, as shown as described.
US Referenced Citations (10)
Number Name Date Kind
D198114 Hall Apr 1964 S
3181278 Jones May 1965 A
3346248 Martinet et al. Oct 1967 A
4069633 Cooper et al. Jan 1978 A
5117604 Bly et al. Jun 1992 A
5647185 Forlini Jul 1997 A
5704781 Swoboda Jan 1998 A
D403437 Risi et al. Dec 1998 S
D516734 Keys et al. Mar 2006 S
20050252145 MacDonald et al. Nov 2005 A1