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Bellefonte, PA, United States of America

Graymont (pa) Inc.

USPTO Granted Patents = 8

CIPO Patents = 1

Trademarks = 8

Forward Citations = 25

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14 inventors (with patents filed for the assignee):

Jared Ira Leikam (6 out of 22 patents)

Michael John Tate (5 out of 27 patents)

Joseph Lewis (5 out of 8 patents)

4. Shiaw Tseng (4 out of 6 patents)

5. Michael Thomas Roach (4 out of 207 patents)

6. Harold Wayne Lee, Ii (2 out of 2 patents)

7. Laura L Kinner (2 out of 2 patents)

8. Douglas C Murdock (2 out of 3 patents)

9. Fred Douglas Blackham (2 out of 2 patents)

10. John B Heintzelman (2 out of 2 patents)

11. Nikolas Andrei Romaniuk (1 out of 19 patents)

12. Narain Hariharan (1 out of 13 patents)

13. Jesse Wayne Fox (1 out of 12 patents)

14. Brent LaMar (1 out of 1 patent)

15. Alain Charette (2 patents)

8 patents: Sort by Forward Citations

1. 11883776 - Systems and methods for removal of mercury and/or hydrochloric acid from gas streams using calcium-containing particles (2024-01-30),

2. 11344844 - Calcium hydroxide-containing compositions and associated systems and methods (2022-05-31),

3. 10898851 - Systems and methods for removal of mercury and/or hydrochloric acid from gas streams using calcium-containing particles (2021-01-26),

4. 10894730 - Geotechnical characteristics of tailings via lime addition (2021-01-19),

5. 10874982 - Calcium hydroxide-containing compositions and associated systems and methods (2020-12-29),

6. 10870585 - Production of calcium carbonate via solid-state calcium hydroxide particles and carbon dioxide, and associated systems and methods (2020-12-22),

7. 10610825 - Calcium hydroxide-containing compositions and associated systems and methods (2020-04-07),

8. 10369518 - Calcium hydroxide-containing compositions and associated systems and methods (2019-08-06),

Graymont is a leading supplier of lime and limestone products with operations throughout North America and Asia-Pacific. With a mission to be the leading supplier of lime and limestone products in the world, Graymont serves a broad range of 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

8 Patents

#6 in Bellefonte, PA

#1,285 in Pennsylvania

#34,864 in US

Bellefonte, PA, United States of America

Graymont (pa) Inc.

Forward Citations = 25

14 inventors:

Jared Ira Leikam (6 out of 22 patents)

Michael John Tate (5 out of 27 patents)

Joseph Lewis (5 out of 8 patents)

4. Shiaw Tseng (4 out of 6 patents)

5. Michael Thomas Roach (4 out of 207 patents)

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