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Wilton, CT, United States of America

Richardson-Merrell Inc.

USPTO Granted Patents = 167

Trademarks = 9

Forward Citations = 1,666

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79 inventors (with patents filed for the assignee):

Albert A Carr (18 out of 77 patents)

Joyce F Grunwell (15 out of 15 patents)

Robert W Fleming (15 out of 20 patents)

4. Roger A Parker (13 out of 35 patents)

5. Joseph E Dolfini (13 out of 30 patents)

6. Vladimir Petrow (13 out of 16 patents)

7. William L Albrecht (13 out of 13 patents)

8. Arthur D Sill (13 out of 13 patents)

9. J Martin Grisar (11 out of 34 patents)

10. Ronald E Bambury (10 out of 10 patents)

11. Thomas R Blohm (10 out of 10 patents)

12. Harvey D Benson (9 out of 9 patents)

13. Irving Shemano (8 out of 8 patents)

14. John O'Neal Johnston (8 out of 8 patents)

15. Boyd Lynn Harrison (7 out of 98 patents)

Core Competencies:

Enzyme Inhibitors

Antihypertensive Agents

Snake Bite Therapy

Steroid Inhibitors

Antidepressant Therapy

Neuroleptic Agents

Antirhinovirus Agents

Hypolipidemic Agents

Piperidine Derivatives

Antisecretory Compounds

Mouthwash Compositions

Acne Treatment

167 patents: Sort by Forward Citations

1. 4483988 - Substituted derivatives of 4-t-alkoxycarbonyl-piperazin-2-ones (1984-11-20),

2. 4439443 - Snake bite therapy (1984-03-27),

3. 4435571 - 5-(Substituted benzyl)-6-oxo-2-piperazine carboxylic acids and esters (1984-03-06),

4. 4411905 - Antisecretory 1,2,4-triazole-3-thiols (1983-10-25),

5. 4347255 - Snake bite therapy (1982-08-31),

6. 4341698 - Enkaphalin derivatives (1982-07-27),

7. 4325877 - Production of intermediates for enzyme inhibitors (1982-04-20),

8. 4321382 - 2-Amino-11b-aryl-benzo[a]quinolizines (1982-03-23),

9. 4317818 - Method of treating prostatic carcinoma (1982-03-02),

10. 4317817 - Novel steroid 5.alpha.-reductase inhibitors (1982-03-02),

11. 4312879 - Clonidine and lofexidine as antidiarrheal agents (1982-01-26),

12. 4310524 - TCA Composition and method for rapid onset antidepressant therapy (1982-01-12),

13. 4309426 - Muscle-relaxant 1,3,4-thiadiazin-2-amines (1982-01-05),

14. 4302581 - 7-(1,3-Dithiolan-2-imino)cephalosporanic acid derivatives (1981-11-24),

15. 4291160 - 7-(1,3-Dithiolan-2-imino)-.DELTA..sup.2 -cephalosporanic acid derivatives (1981-09-22),

Company Overview

Richardson-Merrell Inc., based in Wilton, CT, specializes in the development and manufacturing of pharmaceutical compounds. The company focuses on a diverse range of therapeutic areas, including enzyme inhibitors, antihypertensive agents, and treatments for snake bites. Additionally, Richardson-Merrell is involved in the research of steroid inhibitors, antidepressant therapies, neuroleptic agents, antirhinovirus agents, and hypolipidemic agents, contributing significantly to advancements in healthcare and patient treatment options.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

167 Patents

#1 in Wilton, CT

#68 in Connecticut

#2,385 in US

#4,949 in the World

Wilton, CT, United States of America

Richardson-Merrell Inc.

Forward Citations = 1,666

79 inventors:

Albert A Carr (18 out of 77 patents)

Joyce F Grunwell (15 out of 15 patents)

Robert W Fleming (15 out of 20 patents)

4. Roger A Parker (13 out of 35 patents)

5. Joseph E Dolfini (13 out of 30 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Richardson-Merrell Inc.. Retrieved from https://idiyas.com/company/richardson-merrell

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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