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For the Inventor, By the Inventor

Stamford, CT, United States of America

Purdue Pharma L.p.


USPTO Granted Patents = 545



Trademarks = 30

Forward Citations = 9,649

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264 inventors (with patents filed for the assignee):

goldMedal Benjamin Oshlack (118 out of 157 patents)

silverMedal Laykea Tafesse (84 out of 91 patents)

bronzeMedal Curtis Wright (74 out of 86 patents)

4.  Donald Kyle (66 out of 316 patents)

5.  Haiyong Hugh Huang (62 out of 63 patents)

6.  Christopher D Breder (46 out of 56 patents)

7.  Richard O Mannion (42 out of 43 patents)

8.  Edward P O'Donnell (41 out of 42 patents)

9.  Jiangchao Yao (41 out of 50 patents)

10.  William H McKenna (40 out of 41 patents)

11.  Hua-Pin Huang (39 out of 48 patents)

12.  John K Masselink (36 out of 37 patents)

13.  Alfred P Tonelli (34 out of 35 patents)

14.  Qun Sun (28 out of 92 patents)

15.  Richard S Sackler (27 out of 48 patents)


Core Competencies:
Tamper Resistant Dosage Forms
Tinostamustine
T-Cell Malignant Disease
Compounds for Treating TNBC
Sleep Disorder Treatment
Opioid Antagonist Delivery
Pharmaceutical Formulations
Indole Derivatives
Humanized Antibodies
Controlled Release Dosage Forms
Azaspiro Derivatives
Oxycodone Hydrochloride Preparation

545 patents:

1. 12396955 - Tamper resistant dosage forms (2025-08-26),
2. 12377076 - Compounds for treating lymphoma or a T-cell malignant disease (2025-08-05),
3. 12371427 - Polymorphic forms of a substituted-quinoxaline-type bridged-piperidine compound (2025-07-29),
4. 12370191 - Treatment and prevention of sleep disorders (2025-07-29),
5. 12370178 - Tinostamustine for use in the treatment of t-cell prolymphocytic leukaemia (2025-07-29),
6. 12303492 - Compounds for treating TNBC (2025-05-20),
7. 12297199 - Morphinan derivatives and use thereof (2025-05-13),
8. 12280152 - Tamper resistant dosage forms (2025-04-21),
9. 12257237 - Tinostamustine for use in treating sarcoma (2025-03-25),
10. 12246094 - Tamper resistant dosage forms (2025-03-11),
11. 12201629 - Method of treatment and dosage forms thereof (2025-01-21),
12. 12171762 - Sleep disorder treatment and prevention (2024-12-24),
13. 12161754 - Abuse deterrent morphine sulfate dosage forms (2024-12-10),
14. 12060361 - Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone (2024-08-13),
15. 12053464 - Pharmaceutical dosage forms (2024-08-06),
Purdue Pharma L.P. is a pharmaceutical company dedicated to improving patients' lives through the development and commercialization of innovative medicines. With a focus on pain management and related therapeutic areas, they aim to address unmet medical needs. Headquartered in Stamford, Connecticut, Purdue Pharma operates worldwide, collaborating with healthcare professionals and institutions to provide effective treatment options and enhance patient outcomes.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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545 Patents

#5 in Stamford, CT

#22 in Connecticut

#861 in US

#1,728 in the World

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Stamford, CT, United States of America

Purdue Pharma L.p.

Forward Citations = 9,649

264 inventors:

goldMedal Benjamin Oshlack (118 out of 157 patents)

silverMedal Laykea Tafesse (84 out of 91 patents)

bronzeMedal Curtis Wright (74 out of 86 patents)

4.  Donald Kyle (66 out of 316 patents)

5.  Haiyong Hugh Huang (62 out of 63 patents)

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