CIPO Patents = 2

Trademarks = 1

Forward Citations = 523

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12 inventors (with patents filed for the assignee):

Richard J Dyer (1 out of 3 patents)

Robert S Taylor (1 out of 30 patents)

John Gordon Misselbrook (1 out of 23 patents)

4. John R Delorey (1 out of 2 patents)

5. Gordon D Latos (1 out of 3 patents)

6. Peter J Pelensky (1 out of 2 patents)

7. H Bernie Luft (1 out of 1 patent)

8. Sylvia K Pachla (1 out of 1 patent)

9. Paul S Goodwin (1 out of 1 patent)

10. Stuart D Clouston (1 out of 1 patent)

11. David E Sask (1 out of 1 patent)

12. Graham B Wilde (1 out of 9 patents)

13. David E Sask (0 patent)

6 patents: Sort by Forward Citations

1. 6015015 - Insulated and/or concentric coiled tubing (2000-01-18),

2. 5836167 - Method and apparatus for freezing large pipe (1998-11-17),

3. 5638904 - Safeguarded method and apparatus for fluid communiction using coiled (1997-06-17),

4. 5622921 - Anionic compositions for sludge prevention and control during acid (1997-04-22),

5. 5429036 - Remote hydraulic pressure intensifier (1995-07-04),

6. 5063997 - Method of preventing precipitation of iron compounds during acid (1991-11-12),

Company Overview

Nowsco Well Service Ltd. is a leading provider of well servicing solutions for the oil and gas industry. With a focus on safety and efficiency, Nowsco offers a wide range of well intervention services, including coil tubing, nitrogen pumping, and fluid pumping. With a reputation for excellence and a commitment to customer satisfaction, Nowsco is a trusted partner for operators looking to maximize the productivity of their oil and gas wells.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

6 Patents

#147 in undefined, undefined

#404 in

#44,949 in US

US

Nowsco Well Service Ltd.

Forward Citations = 523

12 inventors:

Richard J Dyer (1 out of 3 patents)

Robert S Taylor (1 out of 30 patents)

John Gordon Misselbrook (1 out of 23 patents)

4. John R Delorey (1 out of 2 patents)

5. Gordon D Latos (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nowsco Well Service Ltd.. Retrieved from https://idiyas.com/company/nowsco-well-service

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

2 patents (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]