For the Inventor, By the Inventor

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Boston, MA, United States of America

X4 Pharmaceuticals, Inc.

USPTO Granted Patents = 17

CIPO Patents = 2

EPO Patents = 7

Forward Citations = 51

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11 inventors (with patents filed for the assignee):

Renato T Skerlj (5 out of 28 patents)

Elyse Marie Josee Bourque (5 out of 23 patents)

Robert D Arbeit (5 out of 5 patents)

4. Paula Marie Ragan (4 out of 4 patents)

5. Karel Marie Joseph Brands (3 out of 3 patents)

6. Sarah Cohen (3 out of 3 patents)

7. E Lynne Kelley (3 out of 3 patents)

8. Michael B Atkins (1 out of 1 patent)

9. James W Mier (1 out of 1 patent)

10. David McDermott (1 out of 1 patent)

11. Kieran James Crowley (1 out of 2 patents)

12. Karel Marie Joseph Brands (1 out of 1 patent)

13. Eszter Nagy (42 patents)

14. Zoltán Magyarics (4 patents)

15. Irina Mirkina (7 patents)

17 patents: Sort by Forward Citations

1. 12728125 - Methods for treating neutropenia (2026-09-08),

2. 12377090 - Methods for treating neutropenia (2025-08-05),

3. 12285424 - Methods for treating neutropenia (2025-04-29),

4. 12115156 - Compositions of CXCR4 inhibitors and methods of preparation and use (2024-10-15),

5. 11780837 - CXCR4 inhibitors and uses thereof (2023-10-10),

6. 11672793 - Compositions of CXCR4 inhibitors and methods of preparation and use (2023-06-13),

7. 11357742 - Methods for treating cancer (2022-06-14),

8. 11337969 - Methods for treating cancer (2022-05-24),

9. 11332470 - CXCR4 inhibitors and uses thereof (2022-05-17),

10. 11306088 - CXCR4 inhibitors and uses thereof (2022-04-19),

11. 11219621 - Methods for treating immunodeficiency disease (2022-01-11),

12. 11045461 - Compositions of CXCR4 inhibitors and methods of preparation and use (2021-06-29),

13. 10988465 - CXCR4 inhibitors and uses thereof (2021-04-27),

14. 10953003 - Methods for treating cancer (2021-03-23),

15. 10759796 - CXCR4 inhibitors and uses thereof (2020-09-01),

X4 Pharmaceuticals, Inc. is a biotechnology company based in Boston, MA, focused on developing innovative therapies for rare diseases and cancer. The company specializes in harnessing the power of the immune system to create treatments that target specific pathways involved in disease progression. With a commitment to advancing patient care, X4 Pharmaceuticals is dedicated to addressing unmet medical needs through its research and development efforts in immunology and oncology, aiming to improve the lives of patients worldwide.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

17 Patents

#128 in Boston, MA

#1,149 in Massachusetts

#18,865 in US

#35,857 in the World

Boston, MA, United States of America

X4 Pharmaceuticals, Inc.

Forward Citations = 51

11 inventors:

Renato T Skerlj (5 out of 28 patents)

Elyse Marie Josee Bourque (5 out of 23 patents)

Robert D Arbeit (5 out of 5 patents)

4. Paula Marie Ragan (4 out of 4 patents)

5. Karel Marie Joseph Brands (3 out of 3 patents)

Please report any incorrect information to [email protected]

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