Paving block and its installation method

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6705797
SERIAL NO

09700723

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A paving block and a paving block assembly include a prism-shaped paving block body having a top surface, a bottom surface disposed opposite the top surface and a first pair of opposing side walls and a second pair of opposing side walls. The first and second pair of opposing side walls are disposed between the top and bottom surfaces with respective ones of the first pair of opposing side walls and the second pair of opposing side walls connected perpendicularly to each other. The top surface has a plurality of longitudinal grooves which are formed therein and extend parallel to each other. Each one of the plurality of grooves has a width substantially equal to each other. The paving block body has at least one projection connected to one of the side walls and positioned between the top and bottom surfaces. The at least one projection projects from the one side wall a distance equal to or substantially equal to the width of the grooves.

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Patent Owner(s)

Patent OwnerAddress
NIHON KOGYO CO LTDSANUKI-SHI KAGAWA 769-2101

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Wada, Shohei Kagawa, JP 7 30

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