For the Inventor, By the Inventor

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Kent, United Kingdom

Delta Pharmaceuticals Ltd.

USPTO Granted Patents = 9

EPO Patents = 2

Forward Citations = 200

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15 inventors (with patents filed for the assignee):

Kwen-Jen Chang (7 out of 25 patents)

Dulce Garrido Bubacz (5 out of 8 patents)

Michael J Bishop (5 out of 6 patents)

4. Robert W McNutt, Jr (5 out of 9 patents)

5. Ann O Davis (5 out of 6 patents)

6. Dennis Douroumis (2 out of 2 patents)

7. Mohammed Maniruzzaman (2 out of 3 patents)

8. Saumil Kiritkumar Bhatt (2 out of 3 patents)

9. Arun Jangra (2 out of 3 patents)

10. Anwar Ali (2 out of 3 patents)

11. Hugh O Pettit (2 out of 4 patents)

12. Robert Walton McNutt, Jr (2 out of 9 patents)

13. Grady Evan Boswell (2 out of 8 patents)

14. Mark Allan Collins (2 out of 2 patents)

15. Mark Anthony Collins (1 out of 8 patents)

9 patents: Sort by Forward Citations

1. 12138350 - Method of producing a extruded composition (2024-11-12),

2. 11246833 - Method of producing a granulated composition (2022-02-15),

3. 6300332 - Methods for reducing respiratory depression and attendant side effects of mu opioid compounds (2001-10-09),

4. 5985880 - Compositions and methods for reducing respiratory depression and (1999-11-16),

5. 5854249 - Opioid diarylmethylpiperazines and piperidines (1998-12-29),

6. 5681830 - Opioid compounds (1997-10-28),

7. 5658908 - Opioid diarylmethylpiperazines and piperdines (1997-08-19),

8. 5574159 - Opioid compounds and methods for making therefor (1996-11-12),

9. 5552404 - Opioid compounds and methods for using same (1996-09-03),

Delta Pharmaceuticals Ltd. is a leading pharmaceutical company with a strong focus on research and development. We are committed to providing high-quality, affordable medications to improve the health and well-being of our customers. Our extensive product portfolio includes a wide range of prescription and over-the-counter drugs, as well as innovative therapies in areas such as oncology, diabetes, and cardiovascular health. With a dedicated team of professionals and state-of-the-art manufacturing facilities, we strive to set new standards in the healthcare industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

9 Patents

#10 in Kent

#1,851 in United Kingdom

Kent, United Kingdom

Delta Pharmaceuticals Ltd.

Forward Citations = 200

15 inventors:

Kwen-Jen Chang (7 out of 25 patents)

Dulce Garrido Bubacz (5 out of 8 patents)

Michael J Bishop (5 out of 6 patents)

4. Robert W McNutt, Jr (5 out of 9 patents)

5. Ann O Davis (5 out of 6 patents)

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