For the Inventor, By the Inventor

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Cleveland, OH, United States of America

Athersys, Inc.

Calculating rank

USPTO Granted Patents = 32

% Expired Patents = 53.1

EPO Patents = 10

Forward Citations = 199

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25 inventors (with patents filed for the assignee):

Youssef L Bennani (15 out of 36 patents)

John Joseph Harrington (12 out of 24 patents)

Stephen Rundlett (10 out of 13 patents)

4. Bruce Sherf (9 out of 12 patents)

5. Michael J Robarge (8 out of 20 patents)

6. David C Bom (6 out of 10 patents)

7. Michael G Campbell (6 out of 8 patents)

8. Robert J Deans (5 out of 17 patents)

9. David Dastrup (5 out of 5 patents)

10. Richard Maziarz (4 out of 5 patents)

11. Magdalena Kovacsovics (4 out of 5 patents)

12. Wouter Van't Hof (4 out of 5 patents)

13. Bayard R Huck (4 out of 36 patents)

14. Emilie Porter Huck (4 out of 6 patents)

15. Philip R Streeter (4 out of 8 patents)

Core Competencies:

Immunomodulatory Properties

Multipotent Adult Progenitor Cells

Brain Injuries

Serotonin Receptor Modulators

Cognitive Disorders

Obesity Treatments

Histamine Receptor Inhibitors

Endogenous Gene Activation

Tricyclic Derivatives

Pyrazoles

CNS Disorders

Non-Targeted Activation

32 patents: Sort by Forward Citations

1. 11000546 - Immunomodulatory properties of MAPCs and uses thereof (2021-05-11),

2. 10117900 - MAPC treatment of brain injuries and diseases (2018-11-06),

3. 9962407 - Immunomodulatory properties of multipotent adult progenitor cells and uses thereof (2018-05-08),

4. 9808485 - Immunomodulatory properties of multipotent adult progenitor cells and uses thereof (2017-11-07),

5. 8716324 - Tricyclic indeno-pyrrole derivatives as serotonin receptor modulators (2014-05-06),

6. 8716276 - [object Object] (2014-05-06),

7. 8232311 - Tricyclic indeno-pyrrole derivatives as serotonin receptor modulators (2012-07-31),

8. 8147824 - Immunomodulatory properties of multipotent adult progenitor cells and uses thereof (2012-04-03),

9. 8129424 - Indole derivatives as histamine 3 receptor inhibitors for the treatment of cognitive and sleep disorders, obesity and other CNS disorders (2012-03-06),

10. 7981919 - Tricyclic heteroaryl piperazines, pyrrolidines and azetidines as serotonin receptor modulators (2011-07-19),

11. 7981896 - Pyrazoles for the treatment of obesity and other CNS disorders (2011-07-19),

12. 7947691 - Cyclic n-hydroxy imides as inhibitors of flap endonuclease and uses thereof (2011-05-24),

13. 7935830 - Tricyclic indeno-pyrrole derivatives as serotonin receptor modulators (2011-05-03),

14. 7897634 - Pyrazoles for the treatment of obesity and other CNS disorders (2011-03-01),

15. 7893051 - [object Object] (2011-02-22),

Company Overview

Athersys, Inc. is a biotechnology company based in Cleveland, Ohio, specializing in the development of innovative therapies for various medical conditions. The company focuses on regenerative medicine, particularly through its proprietary MultiStem technology, which aims to address unmet medical needs in areas such as neurological disorders, cardiovascular diseases, and inflammatory conditions. Athersys is dedicated to advancing its research and clinical programs to improve patient outcomes and enhance the quality of life.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 10 2026

32 Patents

#66 in Cleveland, OH

#465 in Ohio

#10,628 in US

#20,746 in the World

Cleveland, OH, United States of America

Athersys, Inc.

Forward Citations = 199

25 inventors:

Youssef L Bennani (15 out of 36 patents)

John Joseph Harrington (12 out of 24 patents)

Stephen Rundlett (10 out of 13 patents)

4. Bruce Sherf (9 out of 12 patents)

5. Michael J Robarge (8 out of 20 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Athersys, Inc.. Retrieved from https://idiyas.com/company/athersys

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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