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Patent
   D729411
Priority
Jun 12 2013
Filed
Jun 12 2013
Issued
May 12 2015
Expiry
May 12 2029
Inventors
Lee Lum, M…
Assg.orig
Assg.curr
Entity
unknown
Referenced by
3
References
6
Maint.:
n/a
The ornamental design for a ventilated building block, as shown and described.

FIG. 1 is a right, front perspective view of a ventilated building block in accordance with a first embodiment of my new design;

FIG. 2 is a front elevation view of the first embodiment thereof;

FIG. 3 is a rear elevation view of the first embodiment thereof;

FIG. 4 is a top plan view of the first embodiment thereof;

FIG. 5 is a bottom plan view of the first embodiment thereof;

FIG. 6 is a left side elevation view of the first embodiment thereof;

FIG. 7 is a right side elevation view of the first embodiment thereof;

FIG. 8 is a section view of the first embodiment taken along the line 8-8 in FIG. 2;

FIG. 9 is a right, front perspective view of a ventilated building block in accordance with a second embodiment;

FIG. 10 is a front elevation view of the second embodiment thereof;

FIG. 11 is a rear elevation view of the second embodiment thereof;

FIG. 12 is a top plan view of the second embodiment thereof;

FIG. 13 is a bottom plan view of the second embodiment thereof;

FIG. 14 is a left side elevation view of the second embodiment thereof;

FIG. 15 is a right side elevation view of the second embodiment thereof;

FIG. 16 is a section view of the second embodiment taken along the line 16-16 in FIG. 10;

FIG. 17 is a right, front perspective view of a ventilated building block in accordance with a third embodiment;

FIG. 18 is a front elevation view of the third embodiment thereof;

FIG. 19 is a rear elevation view of the third embodiment thereof;

FIG. 20 is a top plan view of the third embodiment thereof;

FIG. 21 is a bottom plan view of the third embodiment thereof;

FIG. 22 is a left side elevation view of the third embodiment thereof;

FIG. 23 is a right side elevation view of the third embodiment thereof; and,

FIG. 24 is a section view of the third embodiment taken along the line 24-24 in FIG. 18.
INVENTORS:

Lee Lum, Mark E.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D797990, Nov 13 2015 Altria Client Services LLC Electronic vaporizer
D827922, Nov 13 2015 Altria Client Services LLC Electronic vaporizer
D855881, Nov 13 2015 Altria Client Services LLC Electronic vaping device
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2158943,
6340267, Apr 11 1996 Concrete block, in particular for paving a petrol station or the like
7757451, Nov 18 2008 Ventilated building block
20100242390,
20130014459,
D448858, Sep 25 2000 Corner Brick
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