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For the Inventor, By the Inventor

Seattle, WA, United States of America

Aptevo Research and Development LLC

USPTO Granted Patents = 12

% Expired Patents = 33.3



Trademarks = 2

Forward Citations = 36

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23 inventors (with patents filed for the assignee):

goldMedal John W Blankenship (7 out of 10 patents)

silverMedal David Bienvenue (6 out of 7 patents)

bronzeMedal Gabriela Hernandez-Hoyos (6 out of 7 patents)

4.  Danielle Mitchell (6 out of 25 patents)

5.  Catherine J McMahan (5 out of 5 patents)

6.  Elaine Todd Sewell (5 out of 6 patents)

7.  Philip Tan (4 out of 10 patents)

8.  Peter Pavlik (4 out of 4 patents)

9.  Peter Armstrong Thompson (3 out of 9 patents)

10.  Lynda Misher (2 out of 8 patents)

11.  Peter Ellmark (2 out of 19 patents)

12.  Anna Sall (2 out of 7 patents)

13.  Christina Furebring (2 out of 19 patents)

14.  Laura Von Schantz (2 out of 13 patents)

15.  Sara Fritzell (2 out of 10 patents)


12 patents:

1. 12441798 - CD123 binding proteins and related compositions and methods (2025-10-14),
2. 11939392 - CD123 binding proteins and related compositions and methods (2024-03-26),
3. 11352426 - CD3 binding polypeptides (2022-06-07),
4. 11312786 - Oncofetal antigen binding proteins and related compositions and methods (2022-04-26),
5. 11242400 - CD123 binding proteins and related compositions and methods (2022-02-08),
6. 10676533 - Methods of treatment of CD123 overexpressing disorders (2020-06-09),
7. 10307481 - CD37 immunotherapeutics and uses thereof (2019-06-04),
8. 10239949 - Oncofetal antigen binding proteins and related compositions and methods (2019-03-26),
9. 10202452 - CD3 binding polypeptides (2019-02-12),
10. 10143748 - B-cell reduction using CD37-specific and CD20-specific binding molecules (2018-12-04),
11. 9782478 - Prostate-specific membrane antigen binding proteins and related compositions and methods (2017-10-10),
12. 9493564 - CD86 antagonist multi-target binding proteins (2016-11-15),
Company Overview
Aptevo Research and Development LLC is a biotechnology company based in Seattle, WA, specializing in the development of innovative therapeutics. The organization focuses on creating advanced treatments, particularly in the fields of immunology and oncology. Aptevo leverages its proprietary technology platforms to design and manufacture novel biologics, aiming to address unmet medical needs. With a commitment to scientific excellence, the company collaborates with various partners to enhance its research capabilities and expand its therapeutic offerings.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

12 Patents

#170 in Seattle, WA

#583 in Washington

#25,578 in US

#48,209 in the World

Seattle, WA (US)
Seattle, WA, United States of America

Aptevo Research and Development LLC

Forward Citations = 36

23 inventors:

goldMedal John W Blankenship (7 out of 10 patents)

silverMedal David Bienvenue (6 out of 7 patents)

bronzeMedal Gabriela Hernandez-Hoyos (6 out of 7 patents)

4.  Danielle Mitchell (6 out of 25 patents)

5.  Catherine J McMahan (5 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Aptevo Research and Development LLC. Retrieved from https://idiyas.com/company/aptevo-research-and-development

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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