Patent
   D861080
Priority
Mar 30 2018
Filed
Mar 30 2018
Issued
Sep 24 2019
Expiry
Sep 24 2034

TERM.DISCL.
Assg.orig
Entity
unknown
3
26
n/a
The ornamental design for a pentagonal tetrahedral block, as shown and described.

FIG. 1 is a perspective view of a pentagonal tetrahedral block, showing a first embodiment of our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a back elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a right side elevation view thereof;

FIG. 8 is a perspective view of a second embodiment of the pentagonal tetrahedral block, showing our new design;

FIG. 9 is a top plan view thereof;

FIG. 10 is a bottom plan view thereof

FIG. 11 is a front elevation view thereof;

FIG. 12 is a back elevation view thereof;

FIG. 13 is a left side elevation view thereof;

FIG. 14 is a right side elevation view thereof;

FIG. 15 is another perspective view of the first embodiment of the pentagonal tetrahedral block shown in FIGS. 1-7;

FIG. 16 is another perspective view thereof;

FIG. 17 is another perspective view thereof;

FIG. 18 is another perspective view of the second embodiment of the pentagonal tetrahedral block shown in FIGS. 8-12;

FIG. 19 is another perspective view thereof;

FIG. 20 is another perspective view thereof; and,

FIG. 21 is another perspective view thereof.

Howard, T. Dashon

Patent Priority Assignee Title
D906438, Apr 30 2018 Polyhedral lattice block
D906439, Apr 30 2018 Tetrahedral icosahedron block
D968521, Apr 30 2018 T. Dashon, Howard Separable tetrahedral icosahedron block
Patent Priority Assignee Title
6059631, Sep 08 1998 Toy construction kit with interconnecting building pieces
6152797, Feb 16 1995 Interconnectable space filling model
6379212, Mar 13 1998 System and set of intercleaving dichotomized polyhedral elements and extensions
6538254, Jul 22 1997 Hitachi, Ltd. Method and apparatus for sample fabrication
6558065, Jul 09 2001 Geometric construction system
6921314, Mar 13 1998 Intercleaving spatially dichotomized polyhedral building blocks and extensions
7029364, Sep 13 2003 Geometric craft and educational kit
7156392, Jan 03 2005 Polyhedral puzzle
7318764, Apr 12 2005 3-dimensional assembly
7469898, Apr 05 2006 Geometric puzzle kits
7694463, Apr 21 2008 LANAHAN REVOCABLE LIVING TRUST Structured polyhedroid arrays and ring-based polyhedroid elements
8157608, Aug 12 2006 STAPLETON, JONATHAN One-piece polyhedral construction modules
8567149, Apr 13 2007 DAEDAL IP, LLC Interlocking spatial components
8650808, Jan 22 2010 Curved surface building modules
8826602, Dec 05 2013 Stephen L., Lipscomb; Patrecia A., Lipscomb Web or support structure and method for making the same
8845381, Apr 21 2011 NOVATION DESIGN INC Geometric construction module and system
8858232, Oct 04 2011 Device to three-dimensionally display colors of a color model
8979608, Jun 06 2011 Lo-Res Labs LLC Folded block structure and method for making
9192875, Sep 17 2013 T. Dashon, Howard All-shape: modified platonic solid building block
9339736, Apr 04 2014 Systems and methods for collapsible structure applications
9340967, Jan 17 2014 Kit including self-supporting panels for assembling a modular structure
20090309302,
20150079872,
D457833, May 24 2001 Pattern for forming polygon
D802683, May 27 2014 T. Dashon, Howard Tetrahedral neutral converter block
D823401, Sep 28 2016 BORNDEA CO., LTD. Block assembly toy
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