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Calgary, Canada

Petro-Canada

USPTO Granted Patents = 52

% Expired Patents = 1.9

CIPO Patents = 5

Trademarks = 38

Forward Citations = 1,045

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74 inventors (with patents filed for the assignee):

Barry B Pruden (6 out of 12 patents)

Waldemar Maciejewski (5 out of 6 patents)

Jim McTurk (4 out of 5 patents)

4. Derrick Kershaw (4 out of 4 patents)

5. N Kelly Benham (4 out of 4 patents)

6. Charles E Broudy (4 out of 4 patents)

7. George Cymerman (3 out of 9 patents)

8. Anil K Jain (3 out of 4 patents)

9. George J Cymerman (3 out of 3 patents)

10. Antony H Leung (3 out of 3 patents)

11. Michael Fefer (2 out of 19 patents)

12. Ken N Sury (2 out of 12 patents)

13. Edward W Chan (2 out of 3 patents)

14. Keith Belinko (2 out of 2 patents)

15. Chandra P Khulbe (2 out of 2 patents)

Core Competencies:

Gas Lift Apparatus

Dielectric Fluid

Hydrocracking

Oil Sand Extraction

Bitumen Separation

Service Station Canopy

Agitated Slurry Pump

Pipeline Conditioning

Microbubble Flotation

Paving Asphalt

Froth Washer

Lubricating Oils

52 patents: Sort by Forward Citations

1. 7048045 - Gas lift apparatus for a well (2006-05-23),

2. 6790386 - Dielectric fluid (2004-09-14),

3. 6517706 - Hydrocracking of heavy hydrocarbon oils with improved gas and liquid distribution (2003-02-11),

4. 6410488 - Drilling fluid (2002-06-25),

5. 6119870 - Cycloseparator for removal of coarse solids from conditioned oil sand (2000-09-19),

6. 6076753 - Agitated slurry pump box for oil sand hydrotransport (2000-06-20),

7. 6027056 - Slurrying oil sand for hydrotransport in a pipeline (2000-02-22),

8. 6007708 - Cold dense slurrying process for extracting bitumen from oil sand (1999-12-28),

9. D417917 - Service station canopy (1999-12-21),

10. 6004453 - Hydrocracking of heavy hydrocarbon oils with conversion facilitated by (1999-12-21),

11. 6003789 - Nozzle for atomizing liquid in two phase flow (1999-12-21),

12. 5988198 - Process for pumping bitumen froth through a pipeline (1999-11-23),

13. 5972202 - Hydrotreating of heavy hydrocarbon oils with control of particle size of (1999-10-26),

14. 5954277 - Agitated slurry pump box for oil sand hydrotransport (1999-09-21),

15. 5876592 - Solvent process for bitumen separation from oil sands froth (1999-03-02),

Company Overview

Petro-Canada, headquartered in Calgary, Canada, is a prominent player in the oil and gas sector, specializing in oil sands technology. The company focuses on the development and implementation of advanced techniques for oil sand extraction, including hydrocracking and bitumen separation. Its expertise extends to the design of gas lift apparatus and agitated slurry pumps, enhancing operational efficiency in challenging environments. Additionally, Petro-Canada is involved in pipeline conditioning and the provision of service station canopies, contributing to a comprehensive energy infrastructure.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

52 Patents

#16 in Calgary

#268 in Canada

#13,571 in the World

Calgary, Canada

Petro-Canada

Forward Citations = 1,045

74 inventors:

Barry B Pruden (6 out of 12 patents)

Waldemar Maciejewski (5 out of 6 patents)

Jim McTurk (4 out of 5 patents)

4. Derrick Kershaw (4 out of 4 patents)

5. N Kelly Benham (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Petro-Canada. Retrieved from https://idiyas.com/company/petro-canada

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]

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