USD939636S1 - Block formed from mirrored pair of sheet-formed tetrahedral units - Google Patents

Block formed from mirrored pair of sheet-formed tetrahedral units Download PDF

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Publication number
USD939636S1
USD939636S1 US29/640,688 US201829640688F USD939636S US D939636 S1 USD939636 S1 US D939636S1 US 201829640688 F US201829640688 F US 201829640688F US D939636 S USD939636 S US D939636S
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United States
Prior art keywords
sheet
tetrahedral units
mirrored pair
block
block formed
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
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US29/640,688
Inventor
T. Dashon Howard
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Individual
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Individual
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Priority to US29/640,688 priority Critical patent/USD939636S1/en
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Publication of USD939636S1 publication Critical patent/USD939636S1/en
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FIG. 1 is a perspective view of a block formed from mirrored pair of sheet-formed tetrahedral units, showing my new design;
FIG. 2 is a top view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a back view thereof;
FIG. 6 is a left side view thereof;
FIG. 7 is a right side view thereof;
FIG. 8 is a perspective view of another embodiment of the block formed from mirrored pair of sheet-formed tetrahedral units, showing my new design;
FIG. 9 is a top view thereof;
FIG. 10 is a bottom view thereof;
FIG. 11 is a front view thereof;
FIG. 12 is a back view thereof;
FIG. 13 is a left side view thereof; and,
FIG. 14 is a right side view thereof.

Claims (1)

    CLAIM
  1. The ornamental design for an block formed from mirrored pair of sheet-formed tetrahedral units, as shown and described.
US29/640,688 2018-03-16 2018-03-16 Block formed from mirrored pair of sheet-formed tetrahedral units Active USD939636S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/640,688 USD939636S1 (en) 2018-03-16 2018-03-16 Block formed from mirrored pair of sheet-formed tetrahedral units

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/640,688 USD939636S1 (en) 2018-03-16 2018-03-16 Block formed from mirrored pair of sheet-formed tetrahedral units

Publications (1)

Publication Number Publication Date
USD939636S1 true USD939636S1 (en) 2021-12-28

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ID=79030144

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US29/640,688 Active USD939636S1 (en) 2018-03-16 2018-03-16 Block formed from mirrored pair of sheet-formed tetrahedral units

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Citations (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3533202A (en) * 1968-12-13 1970-10-13 Sunbird Ind Inc Modular shelter or building
DE1958766A1 (en) * 1969-11-22 1971-05-27 Hans Kalthoff Component formed from a circular disk
US3728201A (en) * 1971-07-27 1973-04-17 F Stroehmer Thematically illustrated icosahedron assemblage and method of assembly
US4025012A (en) * 1975-07-11 1977-05-24 Chan David M F Modular decorative structure
USD255473S (en) * 1978-03-07 1980-06-17 Johnson & Johnson Toy block
US4492723A (en) * 1982-10-14 1985-01-08 Chadwick Ii Lee S Curvilinear polyhedral construction kit
US4937106A (en) * 1989-06-02 1990-06-26 American Greetings Corporation Collapsible decroative assembly
US5593337A (en) * 1996-01-11 1997-01-14 Lapointe; Brian Flexible toy piece set for assembly into polyhedral shapes
US5762336A (en) * 1997-06-16 1998-06-09 Miller, Jr.; Joseph Lee Three dimensional interlocking puzzle
USD407663S (en) * 1998-06-26 1999-04-06 Minnesota Mining And Manufacturing Company Ornament
USD407661S (en) * 1998-06-26 1999-04-06 Minnesota Mining And Manufacturing Company Ornament
USD537185S1 (en) * 2004-04-18 2007-02-20 Gehry Design, L.L.C. Lamp
US7469898B2 (en) * 2006-04-05 2008-12-30 Peter Forakis Geometric puzzle kits
US20150079870A1 (en) * 2013-09-17 2015-03-19 T. Dashon Howard All-shape: modified platonic solid building block
US20150079871A1 (en) * 2013-09-17 2015-03-19 T. Dashon Howard Systems and methods for all-shape modified building block applications
WO2015077760A1 (en) * 2013-11-25 2015-05-28 Howard T Dashon Systems and methods for all-shape modified building block applications
USD763970S1 (en) * 2014-05-29 2016-08-16 T. Dashon Howard Tetrahedral turbine block
USD798391S1 (en) * 2014-03-26 2017-09-26 T. Dashon Howard Pentagonal building block
USD798392S1 (en) * 2014-05-27 2017-09-26 T. Dashon Howard Tetrahedral positive universal joint block
USD800227S1 (en) * 2014-05-27 2017-10-17 T. Dashon Howard Tetrahedral negative universal joint block
USD802683S1 (en) * 2014-05-27 2017-11-14 T. Dashon Howard Tetrahedral neutral converter block

Patent Citations (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3533202A (en) * 1968-12-13 1970-10-13 Sunbird Ind Inc Modular shelter or building
DE1958766A1 (en) * 1969-11-22 1971-05-27 Hans Kalthoff Component formed from a circular disk
US3728201A (en) * 1971-07-27 1973-04-17 F Stroehmer Thematically illustrated icosahedron assemblage and method of assembly
US4025012A (en) * 1975-07-11 1977-05-24 Chan David M F Modular decorative structure
USD255473S (en) * 1978-03-07 1980-06-17 Johnson & Johnson Toy block
US4492723A (en) * 1982-10-14 1985-01-08 Chadwick Ii Lee S Curvilinear polyhedral construction kit
US4937106A (en) * 1989-06-02 1990-06-26 American Greetings Corporation Collapsible decroative assembly
US5593337A (en) * 1996-01-11 1997-01-14 Lapointe; Brian Flexible toy piece set for assembly into polyhedral shapes
US5762336A (en) * 1997-06-16 1998-06-09 Miller, Jr.; Joseph Lee Three dimensional interlocking puzzle
USD407661S (en) * 1998-06-26 1999-04-06 Minnesota Mining And Manufacturing Company Ornament
USD407663S (en) * 1998-06-26 1999-04-06 Minnesota Mining And Manufacturing Company Ornament
USD537185S1 (en) * 2004-04-18 2007-02-20 Gehry Design, L.L.C. Lamp
US7469898B2 (en) * 2006-04-05 2008-12-30 Peter Forakis Geometric puzzle kits
US20150079870A1 (en) * 2013-09-17 2015-03-19 T. Dashon Howard All-shape: modified platonic solid building block
US20150079871A1 (en) * 2013-09-17 2015-03-19 T. Dashon Howard Systems and methods for all-shape modified building block applications
WO2015077760A1 (en) * 2013-11-25 2015-05-28 Howard T Dashon Systems and methods for all-shape modified building block applications
USD798391S1 (en) * 2014-03-26 2017-09-26 T. Dashon Howard Pentagonal building block
USD798392S1 (en) * 2014-05-27 2017-09-26 T. Dashon Howard Tetrahedral positive universal joint block
USD800227S1 (en) * 2014-05-27 2017-10-17 T. Dashon Howard Tetrahedral negative universal joint block
USD802683S1 (en) * 2014-05-27 2017-11-14 T. Dashon Howard Tetrahedral neutral converter block
USD763970S1 (en) * 2014-05-29 2016-08-16 T. Dashon Howard Tetrahedral turbine block

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