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For the Inventor, By the Inventor

Garden City, NY, United States of America

Endo Laboratories, Inc.


USPTO Granted Patents = 16

Trademarks = 5

Forward Citations = 331

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8 inventors (with patents filed for the assignee):

goldMedal Joel G Berger (6 out of 32 patents)

silverMedal Parthasarathi Rajagopalan (4 out of 4 patents)

bronzeMedal Michael Finizio (2 out of 2 patents)

4.  Charles D Adams (1 out of 12 patents)

5.  Irwin J Pachter (1 out of 1 patent)

6.  Sonia Ruth Teller (1 out of 1 patent)

7.  Parathasarathi Rajagopalan (1 out of 1 patent)

8.  Leonard J Fliedner, Jr (1 out of 2 patents)


16 patents:

1. 4254134 - Antidepressant 2-amino- and -2-(substituted (1981-03-03),
2. 4238607 - Pyridopyrrolo benzheterocycles (1980-12-09),
3. 4217454 - Process for stereoselectively reducing indole derivatives (1980-08-12),
4. 4183936 - Pyridopyrrolobenzheterocycles (1980-01-15),
5. 4174453 - Trans-hexahydro-pyrido-indoles (1979-11-13),
6. 4141980 - Tranquilizing trans-hexahydro-pyrido-indole-2-alkanols, -alkanones, (1979-02-27),
7. 4115577 - Pyridopyrrolobenzheterocycles (1978-09-19),
8. 4107165 - Tris[tetrahydroisoquinoline] compounds (1978-08-15),
9. 4091102 - Anti-depressant trans-hexahydropyrido[3,4-b]indoles (1978-05-23),
10. 4070467 - Trans-octahydro-pyrido-indolo-benzazepine-3-alkanols, (1978-01-24),
11. 4065453 - Levorotatory molindone and the use as an antidepressant (1977-12-27),
12. 4018930 - Substituted indolobenzazepines (1977-04-19),
13. 4013652 - Pyridopyrrolobenzoxazine (1977-03-22),
14. 3991199 - Pyridoindoles (1976-11-09),
15. 3983123 - Trans-octahydropyridoindolobenzazepines (1976-09-28),
Company Overview
Endo Laboratories, Inc. is a specialized pharmaceutical company based in Garden City, NY, focusing on the development and manufacturing of innovative therapeutic solutions. The organization is dedicated to advancing healthcare through its expertise in drug formulation and delivery systems, particularly in the fields of pain management and urology. With a commitment to quality and regulatory compliance, Endo Laboratories aims to address unmet medical needs and improve patient outcomes through its cutting-edge research and development initiatives.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

16 Patents

#4 in Garden City, NY

#1,159 in New York

#19,922 in US

#37,831 in the World

Garden City, NY (US)
Garden City, NY, United States of America

Endo Laboratories, Inc.

Forward Citations = 331

8 inventors:

goldMedal Joel G Berger (6 out of 32 patents)

silverMedal Parthasarathi Rajagopalan (4 out of 4 patents)

bronzeMedal Michael Finizio (2 out of 2 patents)

4.  Charles D Adams (1 out of 12 patents)

5.  Irwin J Pachter (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Endo Laboratories, Inc.. Retrieved from https://idiyas.com/company/endo-laboratories

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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