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Cincinnati, OH, United States of America

Duramed Pharmaceuticals, Inc.

USPTO Granted Patents = 14

% Expired Patents = 64.3

CIPO Patents = 1

Trademarks = 13

Forward Citations = 384

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22 inventors (with patents filed for the assignee):

Edward N Hill (4 out of 9 patents)

Frederick D Sancilio (4 out of 25 patents)

Robert R Whittle (4 out of 39 patents)

4. Muhammad Amzad Ali (2 out of 14 patents)

5. Guohua Zhang (2 out of 6 patents)

6. Robert G Bell (2 out of 16 patents)

7. Beata Iskold (2 out of 6 patents)

8. Carole Ben-Maimon (2 out of 8 patents)

9. Prasad Pinnamaraju (2 out of 5 patents)

10. Robert Frederic Casper (1 out of 23 patents)

11. Kathy Reape (1 out of 2 patents)

12. Tang B Pham (1 out of 1 patent)

13. Gary A Shangold (1 out of 5 patents)

14. Militza K Ausmanas (1 out of 3 patents)

15. Anu Mahashabde (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 8227454 - Estrogenic compounds, pharmaceutical compositions and formulations comprising the same (2012-07-24),

2. 7989436 - Estrogenic compounds and pharmaceutical formulations comprising the same (2011-08-02),

3. 7749989 - Estrogenic compounds, methods of using and methods of administering the same (2010-07-06),

4. 7615545 - Oral contraceptives to prevent pregnancy and diminish premenstrual symptomatology (2009-11-10),

5. 7556150 - Dispenser for progestin used for acute and maintenance treatment of DUB (2009-07-07),

6. 7497331 - Child resistant package (2009-03-03),

7. 7459445 - Estrogenic compounds and topical pharmaceutical formulations of the same (2008-12-02),

8. 7320969 - Oral contraceptives to prevent pregnancy and diminish premenstrual symptomatology (2008-01-22),

9. RE39861 - Methods of extended use oral contraception (2007-09-24),

10. 7078394 - Low dose estrogen interrupted hormone replacement therapy (2006-07-18),

11. 7005138 - Method of systematically delivering SSRIs (2006-02-28),

12. 6346268 - Sustained release formulation containing three different types of polymers and tablet formed therefrom (2002-02-12),

13. 6083532 - Sustained release formulation containing three different types of (2000-07-04),

14. 5908638 - Pharmaceutical compositions of conjugated estrogens and methods for (1999-06-01),

Company Overview

Duramed Pharmaceuticals, Inc. is a prominent player in the pharmaceutical industry, specializing in the development and manufacturing of generic and specialty medications. The company focuses on providing high-quality, affordable healthcare solutions, addressing various therapeutic areas. With its headquarters in Cincinnati, Ohio, Duramed is committed to advancing healthcare through innovative drug formulations and delivery systems, ensuring accessibility for patients and healthcare providers alike.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

14 Patents

#84 in Cincinnati, OH

#940 in Ohio

#22,302 in US

#42,199 in the World

Cincinnati, OH, United States of America

Duramed Pharmaceuticals, Inc.

Forward Citations = 384

22 inventors:

Edward N Hill (4 out of 9 patents)

Frederick D Sancilio (4 out of 25 patents)

Robert R Whittle (4 out of 39 patents)

4. Muhammad Amzad Ali (2 out of 14 patents)

5. Guohua Zhang (2 out of 6 patents)

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