Toy building block

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8197297
APP PUB NO 20100261402A1
SERIAL NO

12743136

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The disclosure discloses a toy building block that can create a cubic article by assembling a unit piece, the unit piece comprising: a plate body made of a flexible material in which an outer profile of the plate body is formed by a pair of upper and lower short sides curved inward and a pair of right and left long sides curved inward; projections provided at a corner portions located on one of diagonal lines of the plate body on a plate face of the plate body at a right angle; and through holes into which the projections can be fitted, the through holes being provided at the corner portions located on the other diagonal line of the plate body.

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First Claim

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Family

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Patent Owner(s)

  • KOKUYO CO., LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Shimizu, Kiyoshi Osaka, JP 52 755

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