The broken lines in the drawings illustrate an embodiment of the structural environment of a concrete product that includes a molded surface of the design and is not part of the design sought to be patented.
The broken lines in the drawings illustrate an embodiment of the structural environment of a concrete product that includes a molded surface of the design and is not part of the design sought to be patented.
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Number | Date | Country |
---|---|---|
03060251 | Jul 2003 | WO |
Number | Date | Country | |
---|---|---|---|
Parent | 29247333 | Jun 2006 | US |
Child | 29250584 | US | |
Parent | 29237710 | Sep 2005 | US |
Child | 29247333 | US | |
Parent | 29194309 | Nov 2003 | US |
Child | 29237710 | US |