CPVC drain waste and vent fittings

Pipes and tubular conduits – Joined sections

Reexamination Certificate

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Details

C138SDIG011, C285S132100, C428S036920

Reexamination Certificate

active

10631382

ABSTRACT:
A drain, waste and vent (“DWV”) fitting is made from chlorinated polyvinyl chloride.

REFERENCES:
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patent: 2003/0056826 (2003-03-01), Thomas
Charlotte Pipe and Foundry Company, ChemDrain, Nov. 14, 2005, Charlotte Pipe and Foundary Company, www.charlottepipe.com, home page for ChemDrain.
Charlotte Pipe and Foundry Company, ChemDrain Technical and Installation manual, updated Sep. 2005, Charlotte Pipe and Foundry Company, pp. 1, 28-29.

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