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Richmond, CA, United States of America

Graymont Western Canada Inc.

USPTO Granted Patents = 18

Trademarks = 3

Forward Citations = 16

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8 inventors (with patents filed for the assignee):

Nikolas Andrei Romaniuk (18 out of 19 patents)

Michael John Tate (18 out of 27 patents)

Jared Ira Leikam (14 out of 22 patents)

4. Narain Hariharan (12 out of 13 patents)

5. Jesse Wayne Fox (11 out of 12 patents)

6. Joseph Lewis (3 out of 8 patents)

7. Lucas McFarlane (3 out of 3 patents)

8. Katherine Hyman (3 out of 3 patents)

18 patents: Sort by Forward Citations

1. 12459868 - Systems and methods for storing and mineralizing carbon dioxide with lime (2025-11-04),

2. 12371622 - Calcined clay tailings and/or calcined mine waste, and associated systems and methods (2025-07-29),

3. 12351493 - Geotechnical characteristics of tailings via lime addition (2025-07-08),

4. 12319619 - Lime-based cement extender compositions, and associated systems and methods (2025-06-03),

5. 12209041 - Reducing undesirable emissions from sediments via treatment with lime (2025-01-28),

6. 12209039 - Treatment of tailings streams with one or more dosages of lime, and associated systems and methods (2025-01-28),

7. 12122722 - Systems and methods for storing and mineralizing carbon dioxide with lime (2024-10-22),

8. 12091361 - Lime-based cement extender compositions, and associated systems and methods (2024-09-17),

9. 11919813 - Lime-based cement extender compositions, and associated systems and methods (2024-03-05),

10. 11725148 - Calcined clay tailings and/or calcined mine waste, and associated systems and methods (2023-08-15),

11. 11724946 - Geotechnical characteristics of tailings via lime addition (2023-08-15),

12. 11718543 - Geotechnical characteristics of tailings via lime addition (2023-08-08),

13. 11618697 - Treatment of tailings streams with one or more dosages of lime, and associated systems and methods (2023-04-04),

14. 11613485 - Treatment of tailings with lime at elevated PH levels (2023-03-28),

15. 11414335 - Reducing undesirable emissions from sediments via treatment with lime (2022-08-16),

Graymont is a leading global supplier of lime and limestone products. Graymont serves major markets throughout the United States and Canada, and has facilities across North America. Graymont Western Canada Inc. is a subsidiary of Graymont Inc. and operates several lime plants in British Columbia and Alberta, providing high-quality lime products for various industries including agriculture, construction, and environmental applications.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

18 Patents

#14 in Richmond, CA

#4,151 in California

#17,383 in US

#33,165 in the World

Richmond, CA, United States of America

Graymont Western Canada Inc.

Forward Citations = 16

8 inventors:

Nikolas Andrei Romaniuk (18 out of 19 patents)

Michael John Tate (18 out of 27 patents)

Jared Ira Leikam (14 out of 22 patents)

4. Narain Hariharan (12 out of 13 patents)

5. Jesse Wayne Fox (11 out of 12 patents)

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