For the Inventor, By the Inventor

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Sparks, MD, United States of America

Active Minerals International, LLC

USPTO Granted Patents = 12

EPO Patents = 1

Trademarks = 11

Forward Citations = 5

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18 inventors (with patents filed for the assignee):

Dennis Clay Parker (10 out of 14 patents)

Robert J Purcell, Jr (7 out of 7 patents)

Bo Wang (5 out of 23 patents)

4. Matthew J Lyman (4 out of 4 patents)

5. Steven B Feldman (4 out of 4 patents)

6. John W Kitchens (3 out of 3 patents)

7. Rudolph Coetzee (3 out of 3 patents)

8. Donald Keith Mills (2 out of 2 patents)

9. Charles Pettit (2 out of 2 patents)

10. James Cutright (2 out of 2 patents)

11. Thomas S Cortner (2 out of 10 patents)

12. Paul Fendley (2 out of 2 patents)

13. Dennis Parker (2 out of 2 patents)

14. Jeffery Carr, Jr (1 out of 1 patent)

15. Luke Fuhrmann (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. 12502651 - Product for PFAS adsorption (2025-12-23),

2. 12350644 - Product for PFAS adsorption (2025-07-08),

3. 12138576 - Product for metal adsorption (2024-11-12),

4. 11992822 - Thermally activated bleaching clay product for oil bleaching (2024-05-28),

5. 11883772 - Product for metal adsorption (2024-01-30),

6. 11708307 - Composition to completely or partially replace ball clay in ceramics, method of making, and use thereof (2023-07-25),

7. 11198646 - Composition to completely or partially replace ball clay in ceramics, method of making, and use thereof (2021-12-14),

8. 10683242 - Thixotropic suspension agent for plant nutrients or animal feed supplements: composition, method of making, and use thereof (2020-06-16),

9. 9670011 - Method of transshipping solid particulates in an aqueous suspension of solid particulates using mineral suspending agent (2017-06-06),

10. 9573849 - Backfill, methods of making, and use thereof (2017-02-21),

11. 9511955 - Mineral suspending agent, method of making, and use thereof (2016-12-06),

12. 9416052 - Concrete materials with modified rheology, methods of making, and uses thereof (2016-08-16),

Active Minerals International, LLC is a worldwide leader in specialty mineral and additive manufacturing, servicing a diverse range of industries. With over 50 years of experience, they offer high-quality products like kaolin clay and pyrophyllite to improve performance and efficiency in various applications.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

12 Patents

#2 in Sparks, MD

#334 in Maryland

#24,841 in US

#46,762 in the World

Sparks, MD, United States of America

Active Minerals International, LLC

Forward Citations = 5

18 inventors:

Dennis Clay Parker (10 out of 14 patents)

Robert J Purcell, Jr (7 out of 7 patents)

Bo Wang (5 out of 23 patents)

4. Matthew J Lyman (4 out of 4 patents)

5. Steven B Feldman (4 out of 4 patents)

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