Apparatus and methods for making a masonry block with a roughened surface

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United States of America Patent

SERIAL NO

11032994

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Apparatus and methods are disclosed for making masonry blocks with one or more surfaces having a roughened texture resembling that of a split block or natural stone. In one embodiment, a mold comprises a plurality of walls defining at least one mold cavity adapted to receive block-forming material. The mold defines an opening through which a formed, uncured block may be removed from the mold. At least one wall of the mold has a plurality of projections extending into the mold cavity so as to contact an adjacent surface of the uncured block in the mold cavity. The projections are positioned such that when the uncured block is removed from the mold, the projections texture the adjacent surface of the uncured block.

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Patent Owner(s)

Patent OwnerAddress
WESTBLOCK SYSTEMS INC17565 47TH AVE NE LAKE FOREST PARK WA 98155

International Classification(s)

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  • 2005 Application Filing Year
  • B28B Class
  • 274 Applications Filed
  • 134 Patents Issued To-Date
  • 48.91 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2005200620072008200920102011201220132014201520160255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hammer, James Fircrest, WA 25 599
Johnston, LIewellyn Lee Vancouver, WA 1 8

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Patent Citation Ranking

  • 8 Citation Count
  • B28B Class
  • 7.09 % this patent is cited more than
  • 20 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1095197312111101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 10005101520253035404550556065707580859095100

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