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Corona, CA, United States of America

Watson Pharmaceuticals, Inc.

Calculating rank

USPTO Granted Patents = 27

% Expired Patents = 25.9

CIPO Patents = 4

EPO Patents = 4

Trademarks = 38

Forward Citations = 612

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39 inventors (with patents filed for the assignee):

Avinash Nangia (5 out of 24 patents)

Charles D Ebert (5 out of 44 patents)

Srinivasan Venkateshwaran (4 out of 38 patents)

4. Unchalee Kositprapa (4 out of 15 patents)

5. John R Cardinal (4 out of 6 patents)

6. Robert I Goldfarb (4 out of 5 patents)

7. Danyi Quan (4 out of 10 patents)

8. Thomas Ho (3 out of 4 patents)

9. Nilesh H Parikh (3 out of 3 patents)

10. Steven W Sanders (2 out of 11 patents)

11. Theresa Rosario-Jansen (2 out of 3 patents)

12. Norman A Mazer (2 out of 4 patents)

13. David Chung Hsia (2 out of 2 patents)

14. Domingo Yap Tan (2 out of 2 patents)

15. Fredric B Weihmuller (2 out of 2 patents)

Core Competencies:

Oxybutynin

Metronidazole

Tranexamic Acid

Biguanide

Thiazolidinedione

Progesterone

Transdermal Delivery

Pressure Sensitive Adhesive

Conjugated Estrogens

Androgenic Steroids

Oral Delivery

Antioxidant Composition

27 patents: Sort by Forward Citations

1. 9259388 - Method for treating overactive bladders and a device for storage and administration of topical oxybutynin compositions (2016-02-16),

2. 9198858 - Methods of treating bacterial vaginosis with aqueous-based metronidazole gel formulations (2015-12-01),

3. 8597683 - Modified release tranexamic acid formulation (2013-12-03),

4. 8470368 - Pharmaceutical formulation containing a biguanide and a thiazolidinedione derivative (2013-06-25),

5. 8309125 - Pharmaceutical formulation containing a biguanide and a thiazolidinedione derivative (2012-11-13),

6. 8309104 - Oral controlled release formulation for sedative and hypnotic agents (2012-11-13),

7. 8084058 - Pharmaceutical formulation containing a biguanide and a thiazolidinedione derivative (2011-12-27),

8. 7959946 - Pharmaceutical formulation containing a biguanide and a thiazolidinedione derivative (2011-06-14),

9. 7785627 - Pharmaceutical formulation containing a biguanide and a thiazolidinedione derivative (2010-08-31),

10. 7338667 - Pharmaceutical formulation (2008-03-04),

11. 7186706 - Administration of non-oral androgenic steroids to women (2007-03-06),

12. 7179483 - Compositions and methods for transdermal oxybutynin therapy (2007-02-20),

13. 6866865 - Dosage forms and methods for oral delivery of progesterone (2005-03-15),

14. 6743441 - Compositions and methods for minimizing adverse drug experiences associated with oxybutynin therapy (2004-06-01),

15. 6730318 - Transdermal delivery devices containing polydiorganosiloxane polymers to regulate adhesive properties (2004-05-04),

Company Overview

Watson Pharmaceuticals, Inc. is a prominent player in the pharmaceutical industry, specializing in the development and manufacturing of generic and branded medications. The company focuses on a diverse range of therapeutic areas, including oncology, cardiovascular health, and central nervous system disorders. With its headquarters in Corona, California, Watson is dedicated to advancing healthcare through innovative drug solutions and is committed to improving patient outcomes across various markets.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 10 2026

27 Patents

#5 in Corona, CA

#2,943 in California

#12,448 in US

#24,089 in the World

Corona, CA, United States of America

Watson Pharmaceuticals, Inc.

Forward Citations = 612

39 inventors:

Avinash Nangia (5 out of 24 patents)

Charles D Ebert (5 out of 44 patents)

Srinivasan Venkateshwaran (4 out of 38 patents)

4. Unchalee Kositprapa (4 out of 15 patents)

5. John R Cardinal (4 out of 6 patents)

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