Lightweight building block
Description
FIG. 1 is a top plan view of a first embodiment of a building block showing my new design shown broken away to indicate indeterminate length;
FIG. 2 is a side elevation view thereof;
FIG. 3 is an end elevation view thereof;
FIG. 4 is a perspective view thereof;
FIG. 5 is a top plan view of a second embodiment of the building block shown broken away to indicate indeterminate length;
FIG. 6 is a side elevation view thereof;
FIG. 7 is a perspective view thereof; and,
FIG. 8 is a end elevation view thereof.
The dotted lines depict that the building blocks may be of varied lengths and form no part of the claimed designs.
Claims
The ornamental designs for a lightweight building block, as shown and described.
Referenced Cited
U.S. Patent Documents
134374 | December 1872 | Frank |
1897238 | February 1933 | Chapman |
2094571 | September 1937 | Fischer |
2701959 | February 1955 | Briggs |
3281510 | October 1966 | Lovret |
4787189 | November 29, 1988 | Haug et al. |
D464742 | October 22, 2002 | Gregori |
20040020145 | February 5, 2004 | Matsufuji |
Patent History
Patent number: D527467
Type: Grant
Filed: Jun 8, 2005
Date of Patent: Aug 29, 2006
Inventor: Kaine Malcolm Andrew Telford (Geebung, Queensland 4034)
Primary Examiner: Robert A. Delehanty
Attorney: Leydig, Voit & Mayer, Ltd.
Application Number: 29/231,624
Type: Grant
Filed: Jun 8, 2005
Date of Patent: Aug 29, 2006
Inventor: Kaine Malcolm Andrew Telford (Geebung, Queensland 4034)
Primary Examiner: Robert A. Delehanty
Attorney: Leydig, Voit & Mayer, Ltd.
Application Number: 29/231,624
Classifications
Current U.S. Class:
Perforated Or Openwork (18) (D25/114)