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Pierrefonds, Canada

C. L. Industries Inc.

USPTO Granted Patents = 15

Trademarks = 11

Forward Citations = 116

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8 inventors (with patents filed for the assignee):

Patrick H Stewart (8 out of 12 patents)

Wayne D Woodson (8 out of 9 patents)

Claude Legault (2 out of 2 patents)

4. William R Kloster (2 out of 2 patents)

5. Khe-Bing J Kho (2 out of 2 patents)

6. Pierre Deguire (1 out of 2 patents)

7. Stephane Legault (1 out of 1 patent)

8. Brian D Kelley (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 5862692 - Safe door lock with servo motor operated cam (1999-01-26),

2. 4895010 - Combination lock with self-canceling mechanism (1990-01-23),

3. 4761441 - Acid-curable compositions comprising mixtures of furan and epoxy resins (1988-08-02),

4. 4529807 - Furfuryl esters and resins (1985-07-16),

5. 4518723 - Curable epoxy resin compositions and use in preparing formed, shaped, (1985-05-21),

6. 4481310 - Furfuryl esters and resins (1984-11-06),

7. 4478962 - Binder compositions comprising furfuryl ester and furfuryl ester-furuyl (1984-10-23),

8. 4448234 - Method for forming sand cores and molds (1984-05-15),

9. 4396526 - Organic hydroperoxide catalyst system (1983-08-02),

10. 4287092 - Acid catalysis of resin foundry binders (1981-09-01),

11. 4220578 - Method, resin and catalyst for increasing the tensile strength and core (1980-09-02),

12. 4215012 - Catalyst for increasing the tensile strength and core hardness of a sand (1980-07-29),

13. 4176114 - Process for manufacturing sand cores or molds (1979-11-27),

14. 4106545 - Method of automatic mold and core forming (1978-08-15),

15. 4037645 - Automatic mold and core forming machine (1977-07-26),

C. L. Industries Inc. is a leading manufacturer of high-quality industrial products. With over 25 years of experience, we specialize in producing reliable and innovative solutions for various industries, including automotive, aerospace, construction, and more. Our commitment to excellence drives us to continuously develop cutting-edge technologies and deliver superior products to our customers around the world. Visit our website to learn more about our extensive product range and how we can cater to your specific needs.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

15 Patents

#1 in Pierrefonds

#982 in Canada

#39,846 in the World

Pierrefonds, Canada

C. L. Industries Inc.

Forward Citations = 116

8 inventors:

Patrick H Stewart (8 out of 12 patents)

Wayne D Woodson (8 out of 9 patents)

Claude Legault (2 out of 2 patents)

4. William R Kloster (2 out of 2 patents)

5. Khe-Bing J Kho (2 out of 2 patents)

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