For the Inventor, By the Inventor

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Palatine, IL, United States of America

Acura Pharmaceuticals, Inc.

USPTO Granted Patents = 31

% Expired Patents = 32.3

CIPO Patents = 1

EPO Patents = 5

Forward Citations = 952

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15 inventors (with patents filed for the assignee):

Albert W Brzeczko (10 out of 13 patents)

Vijai Kumar (10 out of 17 patents)

David Dixon (9 out of 21 patents)

4. Dilip B Wadgaonkar (9 out of 9 patents)

5. Divya Tewari (9 out of 13 patents)

6. Ronald L Leech, Jr (8 out of 8 patents)

7. R Gary Hollenbeck (6 out of 7 patents)

8. Rachelle L Hall Yung (3 out of 3 patents)

9. Igor R Likhotvorik (3 out of 3 patents)

10. Charles Auxilium Francis (3 out of 6 patents)

11. Robert Barnett Jones (2 out of 4 patents)

12. Joseph J Lisowski (2 out of 2 patents)

13. Zhaiwei Lin (1 out of 3 patents)

14. Christopher Arne Kaldahl (1 out of 3 patents)

15. Kazimierz Grzegorz Antczak (1 out of 7 patents)

Core Competencies:

Abuse Deterrent

Opioid Analgesics

Self-Regulated Release

Drug Formulations

Active Pharmaceutical Ingredient

Opiates Production

Dihydrocodeine Preparation

Dosage Forms

Compositions

Methods

Extraction Interference

Pharmaceutical Compositions

31 patents: Sort by Forward Citations

1. 12740948 - Methods and compositions for interfering with extraction or conversion of a drug susceptible to abuse (2026-09-22),

2. 11857629 - Methods and compositions for self-regulated release of active pharmaceutical ingredient (2024-01-02),

3. 11723885 - Methods and compositions for interfering with extraction or conversion of a drug susceptible to abuse (2023-08-15),

4. 11554114 - Methods and compositions for self-regulated release of active pharmaceutical ingredients (2023-01-17),

5. 11197837 - Methods and compositions for interfering with extraction or conversion of a drug susceptible to abuse (2021-12-14),

6. 11103581 - Methods and compositions for self-regulated release of active pharmaceutical ingredient (2021-08-31),

7. 11083794 - Methods and compositions for self-regulated release of active pharmaceutical ingredient (2021-08-10),

8. 10688184 - Methods and compositions for self-regulated release of active pharmaceutical ingredient (2020-06-23),

9. 10610497 - Methods and compositions for interfering with extraction or conversion of a drug susceptible to abuse (2020-04-07),

10. 10155044 - Methods and compositions for deterring abuse (2018-12-18),

11. 10004699 - Methods and compositions for interfering with extraction or conversion of a drug susceptible to abuse (2018-06-26),

12. 9757466 - Methods and compositions for deterring abuse (2017-09-12),

13. 9662393 - Methods and compositions for self-regulated release of active pharmaceutical ingredient (2017-05-30),

14. 9492443 - Abuse deterrent compositions and methods of making same (2016-11-15),

15. 9320796 - Methods and compositions for self-regulated release of active pharmaceutical ingredient (2016-04-26),

Company Overview

Acura Pharmaceuticals, Inc. is a specialty pharmaceutical company based in Palatine, Illinois, focused on developing innovative drug delivery technologies. The company specializes in creating products that enhance the safety and efficacy of medications, particularly in the area of pain management. Acura's proprietary technologies aim to deter misuse and abuse of prescription medications, addressing critical public health concerns. Through its research and development efforts, Acura is committed to improving patient outcomes and advancing therapeutic options in the pharmaceutical landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

31 Patents

#5 in Palatine, IL

#588 in Illinois

#10,936 in US

#21,284 in the World

Palatine, IL, United States of America

Acura Pharmaceuticals, Inc.

Forward Citations = 952

15 inventors:

Albert W Brzeczko (10 out of 13 patents)

Vijai Kumar (10 out of 17 patents)

David Dixon (9 out of 21 patents)

4. Dilip B Wadgaonkar (9 out of 9 patents)

5. Divya Tewari (9 out of 13 patents)

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