For the Inventor, By the Inventor

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San Diego, CA, United States of America

Pfenex Inc.

USPTO Granted Patents = 31

% Expired Patents = 19.4

CIPO Patents = 7

EPO Patents = 21

Trademarks = 5

Forward Citations = 165

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31 inventors (with patents filed for the assignee):

Diane M Retallack (16 out of 18 patents)

Charles H Squires (10 out of 10 patents)

Russell J Coleman (9 out of 23 patents)

4. Lawrence C Chew (9 out of 10 patents)

5. Torben Bruck (7 out of 7 patents)

6. Thomas Martin Ramseier (7 out of 13 patents)

7. Hongfan Jin (6 out of 6 patents)

8. Jane C Schneider (5 out of 12 patents)

9. Stacey Lynn Lee (5 out of 9 patents)

10. Charles D Hershberger (4 out of 5 patents)

11. Jeffrey Allen (4 out of 7 patents)

12. Frank H Gaertner (3 out of 10 patents)

13. Robert Shutter (3 out of 4 patents)

14. David K Watkins (3 out of 16 patents)

15. Adam Curry Chapman (2 out of 10 patents)

31 patents: Sort by Forward Citations

1. 12674172 - BACTERIAL HOSTS FOR RECOMBINANT PROTEIN EXPRESSION (2026-07-07),

2. 11377661 - Method for production of recombinantasparaginase (2022-07-05),

3. 11046964 - Method for production of recombinantasparaginase (2021-06-29),

4. 10981968 - Fusion partners for peptide production (2021-04-20),

5. 10787671 - Method for production of recombinant (2020-09-29),

6. 10689640 - Method for rapidly screening microbial hosts to identify certain strains with improved yield and/or quality in the expression of heterologous proteins (2020-06-23),

7. 10662433 - Method for production of recombinantasparaginase (2020-05-26),

8. 10118956 - Fusion partners for peptide production (2018-11-06),

9. 10041102 - [object Object] (2018-08-07),

10. 9849177 - [object Object] (2017-12-26),

11. 9708616 - Production of recombinant proteins utilizing non-antibiotic selection methods and the incorporation of non-natural amino acids therein (2017-07-18),

12. 9611499 - Method for producing soluble recombinant interferon protein without denaturing (2017-04-04),

13. 9580719 - Method for rapidly screening microbial hosts to identify certain strains with improved yield and/or quality in the expression of heterologous proteins (2017-02-28),

14. 9458487 - [object Object] (2016-10-04),

15. 9453251 - [object Object] (2016-09-27),

Pfenex Inc. is a biotechnology company focused on the development and commercialization of high-value and difficult to manufacture proteins. With expertise in protein production, process development, and analytical characterization, Pfenex partners with pharmaceutical and biotechnology companies for the development of therapeutics. They utilize their proprietary protein expression platform, Pfenex Expression Technology, to efficiently produce complex proteins. Pfenex is committed to delivering innovative solutions to meet the needs of patients worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

31 Patents

#205 in San Diego, CA

#2,606 in California

#10,900 in US

#21,196 in the World

San Diego, CA, United States of America

Pfenex Inc.

Forward Citations = 165

31 inventors:

Diane M Retallack (16 out of 18 patents)

Charles H Squires (10 out of 10 patents)

Russell J Coleman (9 out of 23 patents)

4. Lawrence C Chew (9 out of 10 patents)

5. Torben Bruck (7 out of 7 patents)

Please report any incorrect information to [email protected]

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