CIPO Patents = 2

Forward Citations = 58

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5 inventors (with patents filed for the assignee):

Darcy Warren (7 out of 10 patents)

Ron Bartel (2 out of 4 patents)

Steve Bartel (1 out of 3 patents)

4. John Bartel (1 out of 1 patent)

5. Jeff D Lewis (1 out of 9 patents)

7 patents: Sort by Forward Citations

1. 9273945 - Inspection device for measuring pipe size (2016-03-01),

2. 9261219 - Method of installing and curing a liner in a sewer pipe (2016-02-16),

3. 9023160 - Lateral liner launcher device and method of installation (2015-05-05),

4. 8316892 - Lateral liner with seal (2012-11-27),

5. 6827526 - Method and device for lining a sewer pipe (2004-12-07),

6. 6695013 - Method and device for lining a lateral sewer pipe (2004-02-24),

7. 6484757 - Method and device for lining a lateral sewer pipe (2002-11-26),

Liqui-force Sewer Services Inc. is a leading provider of trenchless sewer maintenance and rehabilitation services. With over 20 years of experience, we offer innovative solutions for repairing and maintaining sewer systems without the need for costly and disruptive excavation. Our services include pipe lining, cleaning, CCTV inspection, and more, all aimed at extending the life of your sewer infrastructure and minimizing downtime. Contact us today for efficient and cost-effective sewer solutions.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 16 2025

7 Patents

#1 in Kingsville

#2,022 in Canada

Kingsville, Canada

Liqui-force Sewer Services Inc.