For the Inventor, By the Inventor

Enter assignee name

Huntsville, AL, United States of America

Nektar Therapeutics Al, Corporation

Calculating rank

USPTO Granted Patents = 45

% Expired Patents = 8.9

CIPO Patents = 6

EPO Patents = 1

Forward Citations = 1,201

Loading Chart...

Loading Chart...

25 inventors (with patents filed for the assignee):

Antoni Kozlowski (18 out of 140 patents)

Michael David Bentley (14 out of 138 patents)

Xuan Zhao (13 out of 103 patents)

4. Xiaoming Shen (11 out of 68 patents)

5. J Milton Harris (10 out of 90 patents)

6. Zhihao Fang (6 out of 47 patents)

7. Michael James Roberts (6 out of 29 patents)

8. Samuel P McManus (4 out of 94 patents)

9. Lihong Guo (4 out of 11 patents)

10. Remy F Gross, Iii (3 out of 13 patents)

11. Barry R O'Keefe (2 out of 17 patents)

12. Mary J Bossard (2 out of 40 patents)

13. M Elizabeth Snell (2 out of 2 patents)

14. Toshiyuki Mori (2 out of 7 patents)

15. Michael R Boyd (2 out of 56 patents)

Core Competencies:

Drug Delivery Vehicles

Polyethylene Glycol

Block Copolymers

Hydrolytically Stable Polymers

Polymer Conjugates

Bioconjugates

Water-Soluble Polymers

Multi-Arm Polymers

Sterically Hindered Polymers

Hydrogels

Active Sulfones

Carbamate Derivatives

45 patents: Sort by Forward Citations

1. 7589157 - Multi-arm block copolymers as drug delivery vehicles (2009-09-15),

2. 7579444 - Polymer-factor IX moiety conjugates (2009-08-25),

3. 7569214 - Method for preparing water-soluble polymer derivatives bearing a terminal carboxylic acid (2009-08-04),

4. 7547509 - Cyanovirin variant-polymer conjugates (2009-06-16),

5. 7544738 - Method for the preparation of 1-benzotriazolyl carbonate esters of poly(ethylene glycol) (2009-06-09),

6. 7528202 - Poly (ethylene glycol) derivatives with proximal reactive groups (2009-05-05),

7. 7511095 - Thioester-terminated water soluble polymers and method of modifying the N-terminus of a polypeptide therewith (2009-03-31),

8. 7511094 - Water-soluble polymer alkanals (2009-03-31),

9. 7432331 - Hydrolytically stable maleimide-terminated polymers (2008-10-07),

10. 7432330 - Hydrolytically stable maleimide-terminated polymers (2008-10-07),

11. 7419600 - Method for purifying a branched water-soluble polymer (2008-09-02),

12. 7405266 - Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereof (2008-07-29),

13. 7378469 - Method for the preparation of 1-benzotriazolyl carbonate esters of poly(ethylene glycol) (2008-05-27),

14. 7329721 - Maleamic acid polymer derivatives and their bioconjugates (2008-02-12),

15. 7316811 - Multi-arm polypeptide-poly (ethylene glycol) block copolymers as drug delivery vehicles (2008-01-08),

Company Overview

Nektar Therapeutics Al, Corporation, based in Huntsville, Alabama, specializes in the development of innovative drug delivery systems. The company focuses on advanced technologies such as polymer conjugates and hydrolytically stable polymers, which enhance the efficacy and safety of therapeutic agents. Their expertise extends to multi-arm block copolymers, water-soluble polymers, and bioconjugates, positioning them at the forefront of drug formulation and delivery solutions. Nektar's commitment to research in hydrogels further underscores its role in transforming therapeutic delivery methods.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

45 Patents

#12 in Huntsville, AL

#36 in Alabama

#7,789 in US

#15,441 in the World

Huntsville, AL, United States of America

Nektar Therapeutics Al, Corporation

Forward Citations = 1,201

25 inventors:

Antoni Kozlowski (18 out of 140 patents)

Michael David Bentley (14 out of 138 patents)

Xuan Zhao (13 out of 103 patents)

4. Xiaoming Shen (11 out of 68 patents)

5. J Milton Harris (10 out of 90 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nektar Therapeutics Al, Corporation. Retrieved from https://idiyas.com/company/nektar-therapeutics-al

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]

Loading…