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Nemaska Lithium Inc.

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USPTO Granted Patents = 27

CIPO Patents = 8

EPO Patents = 11

Forward Citations = 241

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20 inventors (with patents filed for the assignee):

Guy Bourassa (25 out of 25 patents)

Jean-François Magnan (22 out of 33 patents)

Gary Pearse (18 out of 18 patents)

4. Stephen Charles Mackie (15 out of 15 patents)

5. Mykolas Gladkovas (15 out of 15 patents)

6. Peter Symons (13 out of 17 patents)

7. Nicolas Laroche (11 out of 11 patents)

8. J David Genders (11 out of 29 patents)

9. Geneviève Clayton (8 out of 8 patents)

10. Thomas Bibienne (5 out of 5 patents)

11. Mathieu Charbonneau (5 out of 6 patents)

12. Mickaël Dollé (5 out of 5 patents)

13. Pierre Bouchard (4 out of 4 patents)

14. Bertin Ouellet (3 out of 3 patents)

15. Steven Buchi (2 out of 2 patents)

Core Competencies:

Lithium Carbonate

Lithium Hydroxide

Lithium Sulfate

Aqueous Compositions

Aluminosilicates

Hydroxides

Oxides

Supplementary Cementing Materials

Metal Derivatives

Chemical Processes

Treatment Methods

Lithium Processing

27 patents: Sort by Forward Citations

1. 12636593 - Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid (2026-05-26),

2. 12606456 - Processes for preparing hydroxides and oxides of various metals and derivatives thereof (2026-04-21),

3. 12410531 - Processes for preparing lithium hydroxide (2025-09-09),

4. 12275650 - Processes for preparing hydroxides and oxides of various metals and derivatives thereof (2025-04-14),

5. 12258292 - Aluminosilicates, related processes and uses thereof as supplementary cementing materials (2025-03-25),

6. 12168811 - Processes for preparing lithium carbonate (2024-12-17),

7. 12006231 - Processes for preparing hydroxides and oxides of various metals and derivatives thereof (2024-06-11),

8. 11697861 - Processes for preparing lithium carbonate (2023-07-11),

9. 11685689 - Aluminosilicates, related processes and uses thereof as supplementary cementing materials (2023-06-27),

10. 11634336 - Processes for preparing lithium carbonate (2023-04-25),

11. 11542175 - Processes for preparing hydroxides and oxides of various metals and derivatives thereof (2023-01-03),

12. 11519081 - Methods for treating lithium-containing materials (2022-12-06),

13. 11254582 - Processes for preparing lithium carbonate (2022-02-22),

14. 11142466 - Processes for preparing hydroxides and oxides of various metals and derivatives thereof (2021-10-12),

15. 11085121 - Methods for treating lithium-containing materials (2021-08-10),

Company Overview

Nemaska Lithium Inc. is a Canadian company based in Quebec, specializing in the development and production of lithium hydroxide and lithium carbonate. These materials are essential for the growing electric vehicle and energy storage markets, supporting the transition to sustainable energy solutions. The company focuses on innovative extraction and processing technologies to enhance efficiency and reduce environmental impact, positioning itself as a key player in the lithium supply chain amid increasing global demand.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

27 Patents

#14 in Quebec

#532 in Canada

#24,046 in the World

Nemaska Lithium Inc.

Forward Citations = 241

20 inventors:

Guy Bourassa (25 out of 25 patents)

Jean-François Magnan (22 out of 33 patents)

Gary Pearse (18 out of 18 patents)

4. Stephen Charles Mackie (15 out of 15 patents)

5. Mykolas Gladkovas (15 out of 15 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nemaska Lithium Inc.. Retrieved from https://idiyas.com/company/nemaska-lithium

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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