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Patent
D683055
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Priority
Feb 14 2012
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Filed
Feb 14 2012
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Issued
May 21 2013
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Expiry
May 21 2027
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Assg.orig
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Entity
unknown
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3
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9
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n/a
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The ornamental design for an inter-locking construction block, as shown and described.
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FIG. 1 is a top perspective view of an-interlocking construction block;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a side view thereof;
FIG. 6 is an end view thereof; and,
FIG. 7 is an end view opposite to the end view shown in FIG. 6 thereof.
Nanayakkara, Lakdas
Patent |
Priority |
Assignee |
Title |
6578338, |
Sep 05 1997 |
|
Constructional brick |
8061095, |
Jun 20 2008 |
|
Wall system |
20020046529, |
|
|
|
D252951, |
May 16 1977 |
SCHURING, D MARGARET |
Building header block |
D420711, |
Dec 21 1998 |
Connector Set Limited Partnership |
Dual stud construction toy block |
D457971, |
Aug 31 2001 |
|
Barrier block |
D468839, |
Jun 27 2000 |
SPRINGAIR 200 LIMITED |
Set of bricks |
D479000, |
Feb 15 2002 |
VAN OORT S BETONMORTELCENTRALE O B C B V |
Concrete block |
D612069, |
Jan 06 2009 |
|
Building brick |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
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