For the Inventor, By the Inventor

Enter assignee name

Hetero Drugs Limited

Calculating rank

USPTO Granted Patents = 45

% Expired Patents = 91.1

EPO Patents = 8

Forward Citations = 65

Loading Chart...

Loading Chart...

26 inventors (with patents filed for the assignee):

Bandi Parthasaradhi Reddy (35 out of 96 patents)

Kura Rathnakar Reddy (35 out of 94 patents)

Dasari Muralidhara Reddy (34 out of 73 patents)

4. Rapolu Raji Reddy (31 out of 50 patents)

5. Kesireddy Subash Chander Reddy (11 out of 24 patents)

6. Reddy Bandi Parthasaradhi (10 out of 10 patents)

7. Reddy Rapolu Raji (10 out of 10 patents)

8. Reddy Dasari Muralidhara (10 out of 10 patents)

9. Reddy Kura Rathnakar (10 out of 10 patents)

10. Reddy Kesireddy Subash Chander (7 out of 7 patents)

11. Thungathurthy Srinivas Rao (2 out of 2 patents)

12. Raji Reddy (2 out of 2 patents)

13. Dandamudi Satish Kumar (2 out of 2 patents)

14. Nagabelli Murali (2 out of 3 patents)

15. Jennepalli Sreenu (1 out of 6 patents)

Core Competencies:

Erlotinib

Polymorphs

Eprosartan

Benzimidazole

Oseltamivir

Donepezil

Sertraline

Cefixime

Imatinib

Ezetimibe

Valdecoxib

Dorzolamide

45 patents: Sort by Forward Citations

1. 8669265 - Hydrated form of erlotinib free base and a process for preparation of erlotinib hydrochloride polymorph form a substantially free of polymorph form B (2014-03-11),

2. 8471012 - Hydrated form of erlotinib free base and a process for preparation of erlotinib hydrochloride polymorph form a substantially free of polymorph form B (2013-06-25),

3. 8466279 - Polymorphs of efavirenz (2013-06-18),

4. 8389531 - Process for erlotinib hydrochloride (2013-03-05),

5. 8361507 - Eprosartan mesylate crystalline particles and a process for preparing pure eprosartan (2013-01-29),

6. 8242267 - Polymorphs of efavirenz (2012-08-14),

7. 8227431 - Nucleoside derivatives (2012-07-24),

8. 8173817 - Stereoselective synthesis of benzimidazole sulfoxides (2012-05-08),

9. 8106210 - Polymorphs of esomeprazole salts (2012-01-31),

10. 7947840 - Process for preparation of enantiomerically pure esomeprazole (2011-05-24),

11. 7928241 - Stereoselective synthesis of benzimidazole sulfoxides (2011-04-19),

12. 7928240 - Process for preparation of substituted sulfoxides (2011-04-19),

13. 7858812 - Process for isolation of desired isomers of nebivolol intermediates (2010-12-28),

14. 7834027 - Gemifloxacin process and polymorphs (2010-11-16),

15. 7772438 - Process of making sertraline form I (2010-08-10),

Company Overview

Hetero Drugs Limited is a prominent pharmaceutical company based in India, specializing in the development and manufacturing of a diverse range of generic and branded medications. The company focuses on advanced technologies in areas such as stereoselective synthesis and polymorphs, with notable expertise in compounds like Erlotinib, Efavirenz, and Donepezil Hydrochloride. Hetero is committed to enhancing healthcare through innovative solutions and plays a significant role in the global pharmaceutical landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

45 Patents

#1 in

#47 in India

#15,458 in the World

Hetero Drugs Limited

Forward Citations = 65

26 inventors:

Bandi Parthasaradhi Reddy (35 out of 96 patents)

Kura Rathnakar Reddy (35 out of 94 patents)

Dasari Muralidhara Reddy (34 out of 73 patents)

4. Rapolu Raji Reddy (31 out of 50 patents)

5. Kesireddy Subash Chander Reddy (11 out of 24 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hetero Drugs Limited. Retrieved from https://idiyas.com/company/hetero-drugs

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]

Loading…