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For the Inventor, By the Inventor

Cambridge, MA, United States of America

Ra Pharmaceuticals, Inc.


USPTO Granted Patents = 28

% Expired Patents = 17.9


Trademarks = 3

Forward Citations = 76

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51 inventors (with patents filed for the assignee):

goldMedal Alonso Ricardo (27 out of 29 patents)

silverMedal Douglas A Treco (21 out of 61 patents)

bronzeMedal Zhong Ma (20 out of 20 patents)

4.  Michelle Denise Hoarty (18 out of 18 patents)

5.  Kristopher Josephson (17 out of 18 patents)

6.  Nathan Ezekiel Nims (17 out of 17 patents)

7.  Ping Ye (17 out of 18 patents)

8.  Daniel Elbaum (16 out of 40 patents)

9.  Zhaolin Wang (16 out of 26 patents)

10.  Hong Zheng (16 out of 18 patents)

11.  Kathleen Seyb (15 out of 17 patents)

12.  Guo-Qing Tang (15 out of 15 patents)

13.  Ketki Ashok Dhamnaskar (15 out of 15 patents)

14.  Kelley Cronin Larson (12 out of 12 patents)

15.  Sarah Jacqueline Perlmutter (12 out of 12 patents)


Core Competencies:
Complement Activity
Cyclic Polypeptides
PCSK9 Inhibition
Peptide Inhibitors
Peptidomimetic
Ras Binding Peptides
Modulators
Inhibition

28 patents:

1. 12239684 - Modulators of complement activity (2025-03-04),
2. 12012468 - Cyclic polypeptides for PCSK9 inhibition (2024-06-18),
3. 11965040 - Modulation of complement activity (2024-04-23),
4. 11932705 - Cyclic polypeptides for PCSK9 inhibition (2024-03-19),
5. 11814445 - Cyclic polypeptides for PCSK9 inhibition (2023-11-14),
6. 11814444 - Cyclic polypeptides for PCSK9 inhibition (2023-11-14),
7. 11752190 - Modulators of complement activity (2023-09-12),
8. 11723949 - Modulators of complement activity (2023-08-15),
9. 11707503 - Modulators of complement activity (2023-07-25),
10. 11535650 - Modulation of complement activity (2022-12-27),
11. 11530244 - Cyclic polypeptides for PCSK9 inhibition (2022-12-20),
12. 11505575 - Cyclic polypeptides for PCSK9 inhibition (2022-11-22),
13. 11123399 - Modulators of complement activity (2021-09-21),
14. 11014965 - Modulation of complement activity (2021-05-25),
15. 10954287 - Ras binding peptides and methods of use (2021-03-23),
Company Overview
Ra Pharmaceuticals, Inc. is a biotechnology company based in Cambridge, MA, specializing in the development of innovative therapies for rare diseases. The company focuses on peptide-based therapeutics, leveraging its proprietary technology platform to create novel treatments that address unmet medical needs. Ra Pharmaceuticals is committed to advancing its research in the field of precision medicine, aiming to improve patient outcomes through targeted and effective solutions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

28 Patents

#95 in Cambridge, MA

#715 in Massachusetts

#12,013 in US

#23,285 in the World

Cambridge, MA (US)
Cambridge, MA, United States of America

Ra Pharmaceuticals, Inc.

Forward Citations = 76

51 inventors:

goldMedal Alonso Ricardo (27 out of 29 patents)

silverMedal Douglas A Treco (21 out of 61 patents)

bronzeMedal Zhong Ma (20 out of 20 patents)

4.  Michelle Denise Hoarty (18 out of 18 patents)

5.  Kristopher Josephson (17 out of 18 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ra Pharmaceuticals, Inc.. Retrieved from https://idiyas.com/company/ra-pharmaceuticals

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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