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Bellefonte, PA, United States of America

Graymont (Pa) Inc.

USPTO Granted Patents = 10

CIPO Patents = 1

Trademarks = 8

Forward Citations = 26

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15 inventors (with patents filed for the assignee):

Jared Ira Leikam (7 out of 24 patents)

Joseph Lewis (6 out of 10 patents)

Michael John Tate (5 out of 28 patents)

4. Shiaw Tseng (4 out of 6 patents)

5. Michael Thomas Roach (4 out of 208 patents)

6. Harold Wayne Lee, Ii (3 out of 3 patents)

7. Laura L Kinner (3 out of 3 patents)

8. Douglas C Murdock (3 out of 4 patents)

9. Fred Douglas Blackham (3 out of 3 patents)

10. John B Heintzelman (3 out of 3 patents)

11. Nikolas Andrei Romaniuk (1 out of 20 patents)

12. Narain Hariharan (1 out of 14 patents)

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

14. Brent LaMar (1 out of 1 patent)

15. Brent Lamar (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 12709547 - PRODUCTION OF CALCIUM CARBONATE VIA SOLID-STATE CALCIUM HYDROXIDE PARTICLES AND CARBON DIOXIDE, AND ASSOCIATED SYSTEMS AND METHODS (2026-08-18),

2. 12515165 - Systems and methods for removal of mercury and/or hydrochloric acid from gas streams using calcium-containing particles (2026-01-06),

3. 11883776 - Systems and methods for removal of mercury and/or hydrochloric acid from gas streams using calcium-containing particles (2024-01-30),

4. 11344844 - Calcium hydroxide-containing compositions and associated systems and methods (2022-05-31),

5. 10898851 - Systems and methods for removal of mercury and/or hydrochloric acid from gas streams using calcium-containing particles (2021-01-26),

6. 10894730 - Geotechnical characteristics of tailings via lime addition (2021-01-19),

7. 10874982 - Calcium hydroxide-containing compositions and associated systems and methods (2020-12-29),

8. 10870585 - Production of calcium carbonate via solid-state calcium hydroxide particles and carbon dioxide, and associated systems and methods (2020-12-22),

9. 10610825 - Calcium hydroxide-containing compositions and associated systems and methods (2020-04-07),

10. 10369518 - Calcium hydroxide-containing compositions and associated systems and methods (2019-08-06),

Company Overview

Graymont (Pa) Inc. is a prominent player in the production of lime and limestone products, serving various industries including construction, environmental, and agriculture. The company specializes in developing high-quality materials that enhance sustainability and efficiency in industrial processes. With a focus on innovation, Graymont invests in research to improve product performance and environmental impact, positioning itself as a leader in the lime industry across North America.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

10 Patents

#6 in Bellefonte, PA

#1,084 in Pennsylvania

#29,866 in US

#56,047 in the World

Bellefonte, PA, United States of America

Graymont (Pa) Inc.

Forward Citations = 26

15 inventors:

Jared Ira Leikam (7 out of 24 patents)

Joseph Lewis (6 out of 10 patents)

Michael John Tate (5 out of 28 patents)

4. Shiaw Tseng (4 out of 6 patents)

5. Michael Thomas Roach (4 out of 208 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Graymont (Pa) Inc.. Retrieved from https://idiyas.com/company/graymont

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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