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Toronto, Canada

Union Carbide Canada Limited

USPTO Granted Patents = 25

Trademarks = 1

Forward Citations = 487

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34 inventors (with patents filed for the assignee):

Radovan R Maric (5 out of 6 patents)

Leo Ernest Hakka (3 out of 13 patents)

Ian F Norton (3 out of 17 patents)

4. John William Ross (2 out of 2 patents)

5. John H Cleminson (2 out of 2 patents)

6. Philip L Poissant (1 out of 10 patents)

7. Kenneth O Miller (1 out of 2 patents)

8. Robert R Maric (1 out of 1 patent)

9. J Robbin Wood (1 out of 1 patent)

10. Jack E Hazell (1 out of 1 patent)

11. Juergen D Philipp (1 out of 3 patents)

12. John N Sarlis (1 out of 1 patent)

13. Lincoln John Gosling (1 out of 1 patent)

14. Graham Fraser (1 out of 2 patents)

15. William Charles Morro (1 out of 1 patent)

Core Competencies:

Cryogenic Apparatus

Gas Scrubbing

Polyurethane Composition

Humidity Control

Gas Cylinder Gauge

Sulphur Dioxide Recovery

Blow Molding

Thermoplastic Film

Battery Construction

Lubricating Compositions

Modular Fence Structure

Shape Cutting Machines

25 patents: Sort by Forward Citations

1. D333177 - Combined gas and oil container (1993-02-09),

2. 5142874 - Cryogenic apparatus (1992-09-01),

3. 5123250 - Cryogenic apparatus (1992-06-23),

4. 5121637 - Gas cylinder gauge (1992-06-16),

5. 5062443 - Automatic changeover manifold (1991-11-05),

6. 5052626 - Coolant introduction in blow molding (1991-10-01),

7. 5025824 - Automatic changeover manifold (1991-06-25),

8. 5019361 - Removal and recovery of sulphur dioxide from gas streams (1991-05-28),

9. 5017350 - Gas scrubbing process (1991-05-21),

10. 4989840 - Controlling high humidity atmospheres in furnace main body (1991-02-05),

11. D303877 - Bench (1989-10-10),

12. 4834570 - Spring-locking member and use thereof in the construction of sectional (1989-05-30),

13. D296961 - Bench or similar article (1988-08-02),

14. 4562856 - Connector assembly for a gas (1986-01-07),

15. 4527587 - Connector assembly for a gas (1985-07-09),

Union Carbide Canada Limited is a prominent player in the chemical industry, specializing in the development and manufacturing of a diverse range of chemical products and materials. The company focuses on innovative solutions that cater to various sectors, including agriculture, energy, and industrial applications. With a strong emphasis on research and development, Union Carbide is dedicated to advancing technologies that enhance product performance and sustainability, contributing significantly to the Canadian and global markets.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

25 Patents

#68 in Toronto

#580 in Canada

#25,681 in the World

Toronto, Canada

Union Carbide Canada Limited

Forward Citations = 487

34 inventors:

Radovan R Maric (5 out of 6 patents)

Leo Ernest Hakka (3 out of 13 patents)

Ian F Norton (3 out of 17 patents)

4. John William Ross (2 out of 2 patents)

5. John H Cleminson (2 out of 2 patents)

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