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Westblock Systems, Inc. Patents |
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Assignee: Westblock Systems, Inc.
Address: Salem, OR
No. of patents: 9
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| D575413 |
Wall block |
August 19, 2008 |
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| D532119 |
Wall block |
November 14, 2006 |
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| D514233 |
Wall block |
January 31, 2006 |
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| D475143 |
Retaining wall block |
May 27, 2003 |
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| D468450 |
Retaining wall block |
January 7, 2003 |
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| D466228 |
Retaining wall block |
November 26, 2002 |
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| D433158 |
Retaining wall block |
October 31, 2000 |
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| 7328537 |
Wall block, system and method |
February 12, 2008 |
| A wall block includes an upper surface spaced apart from a substantially parallel lower surface, opposed first and second faces, and opposed side surfaces converging between respective ends of the first and second faces. Blocks in a wall may be stacked on top of each other in either a |
| 7100886 |
Apparatus and methods for making a masonry block with a roughened surface |
September 5, 2006 |
| 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-formin |
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