North American Pipe Corporation

United States of America


 
Total IP 43
Total IP incl. subs 73 (+ 30 for subs)
Total IP Rank # 32,400
IP Activity Score 2.1/5.0    18
IP Activity Rank # 46,258
Parent Entity Westlake Chemical Corporation
Dominant Nice Class Non-metallic building materials

Patents

Trademarks

17 7
10 4
5 0
0
 
Last Patent 2022 - Pipe joint insert device, pipe j...
First Patent 1996 - Adjustable width panel assembly
Last Trademark 2017 - NAPCO
First Trademark 2005 - NORTH AMERICAN PIPE

Subsidiaries

1 subsidiaries with IP (10 patents, 20 trademarks)

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2021 Invention Pipe joint insert device, pipe joint assembly, and methods of forming same. A polymer pipe includ...
Invention Pipe joint insert device, pipe joint assembly, and methods of forming same. A polymer pipe inclu...
Invention Pipe retrieval apparatus, system, and method. A pipe retrieval machine includes a frame defining ...
Invention Polymer pipe, a pipe joint insert device, a pipe joint assembly, and methods of forming same. A p...
2020 Invention System, method and apparatus for ramped retainer for a pipe. A pipe system has a pipe with an axi...
Invention Pipe structure having a foam core. A pipe structure has an outer layer of a skin material with a ...
Invention System for conduit squeeze retainer. A pipe system includes a tubular body with an axis, a bore ...
2019 Invention Pipe retriever apparatus, system, and method. A pipe retrieval machine has a frame defining a dec...
Invention Pipe retrieval apparatus, system, and method. A pipe retrieval machine has a frame defining a dec...
2018 Invention System, method and apparatus for debris shield for squeeze-activated retainer for a conduit. An a...
Invention System, method and apparatus for debris shield for squeeze-activated retainer for a conduit. ABST...
Invention System, method and apparatus for pull-actuated spline for coupling with a pipe. A pipe system inc...
Invention System, method and apparatus for expansion coupling for pipes with sheathed grooves. A pipe syste...
Invention System, method and apparatus for ramped retainer for a pipe. A pipe system includes a pipe having...
Invention System and apparatus for conduit squeeze retainer. A pipe system includes a tubular body (21) wit...
Invention System and apparatus for conduit squeeze retainer. A pipe system includes a tubular body with an ...
Invention System for conduit squeeze retainer. A pipe system includes a tubular body with an axis, a bore t...
Invention Apparatus for conduit squeeze retainer. A retainer for a tubular body and a pipe in a pipe assem...
Invention System, method and apparatus for in-line removable pipe assembly. A pipe restraining system has f...
Invention System, method and apparatus for pipe restrained joint seal and lock. A pipe restrained joint sea...
2017 Invention System, method and apparatus for tool-less, pre-assembled restrained joint for pipe. Systems, met...
Invention System, method and apparatus for tool-less, pre-assembled restrained joint for pipe. Systems, me...
Invention System, method and apparatus for seal marker. A seal has a seal body with an axis and axial-facin...
Invention Riser cap and irrigation piping system using same. A polymeric riser cap member includes a centra...
Invention System, method and apparatus for basement footer concrete forms and drainage-related components. ...
G/S Plastic pipe, namely, PVC pipe, cpvc pipe, ABS foam core pipe and foam core pvc pipe for use in t...
Invention System, method and apparatus for integrated water management of a basement. A system for integrat...
Invention System, method and apparatus for integrated water management of a basement. A system for integra...
Invention System, method and apparatus for grooving pipe bells. A pipe has an axis, a cylindrical portion, ...
Invention System, method and apparatus for low profile seal. A pipe seal assembly includes a stiffener havi...
2014 G/S [ Non-metallic flexible pipes for municipal water, water wells, municipal sewers, agricultural ir...
2012 G/S non-metal seals for use in restraining, sealing, and connecting water and wastewater piping; pipe...
2011 G/S Plastic pipe for use in the fields of municipal water and sewer, plumbing, irrigation and agricul...
2010 G/S Vinyl deck products, namely, vinyl railing kits consisting of vinyl rails, pickets and attachment...
2007 G/S non-metallic polyvinyl chloride (PVC) pipe for conveying liquid and semi-liquid materials, not to...
2005 G/S Rigid non-metallic pipe for conveying liquid and semi-liquid materials
1997 Invention Adjustable width panel assembly. An adjustable-width panel assembly for the construction of fence...