Modular building blocks with interlocking reinforcement rods

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United States of America Patent

PATENT NO 8667760
APP PUB NO 20120324820A1
SERIAL NO

13481708

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A modular building block has a first load-bearing surface with a key. There is a recess in the key. The recess has a shoulder disposed therein and side walls extending from the shoulder to a mouth thereof. A reinforcement rod extends into the recess and a coupling for connecting vertically aligned reinforcement rods is disposed in the recess. The reinforcement rod threadedly engages the coupling. A locking plate engages the coupling to prevent the coupling from rotating relative to the locking plate. The locking plate sits on the shoulder and rotation of the locking plate within the recess is prevented by the side walls of the recess.

First Claim

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Patent Owner(s)

Patent OwnerAddress
LOCK-BLOCK LTDRICHMOND BC V6V 1M7

International Classification(s)

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  • 2012 Application Filing Year
  • E04C Class
  • 413 Applications Filed
  • 294 Patents Issued To-Date
  • 71.19 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20122013201420152016201720182019202020210255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Drew, James Joseph Richmond, CA 8 51

Cited Art Landscape

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Patent Citation Ranking

  • 7 Citation Count
  • E04C Class
  • 10.32 % this patent is cited more than
  • 11 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges2614650157212301 - 1011 - 2021 - 3031 - 4041 - 5061 - 7071 - 8081 - 900102030405060708090100110120130140150160

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11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 11, 2025