Color coding system for PVC pipes and couplings

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11501664
APP PUB NO 20210248929A1
SERIAL NO

17240161

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Importance

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Abstract

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A system of visual and non-visual marks for pipes and couplings which allows users to group the pipes and couplings by type, size, end configurations and composition with a series of symbols, including colors, shapes, swirls, patterns. The symbols are applied to the pipes and couplings by printing, etching, painting, applying stickers, and or molding. The non-visual mark utilize the magnetic and radio reflective nature of the marks to allow remote identification of the plumbing pipes and couplings after being buried.

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Patent Owner(s)

Patent OwnerAddress
WALLEY JR JAMES WWEATHERFORD TX

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Walley,, Jr James W Weatherford, US 3 6

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3.5 Year Payment $1600.00 $800.00 $400.00 May 15, 2026
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