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Essex, United Kingdom

May & Baker, Ltd.

USPTO Granted Patents = 81

Forward Citations = 639

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108 inventors (with patents filed for the assignee):

Leslie R Hatton (13 out of 13 patents)

Michael P Caton (12 out of 12 patents)

Edgar W Parnell (9 out of 10 patents)

4. Anthony D Jackman (8 out of 8 patents)

5. Alan J Aldred (8 out of 9 patents)

6. William J McCarthy (8 out of 9 patents)

7. David B Edwards (8 out of 9 patents)

8. David Alan Roberts (7 out of 18 patents)

9. Edward C Coffee (7 out of 8 patents)

10. Richard H Hewett (6 out of 6 patents)

11. Barbara Joyce Broughton (6 out of 6 patents)

12. Stuart Malcolm Marshall (6 out of 6 patents)

13. Kenneth Robert Wooldridge (6 out of 6 patents)

14. Michael J Ashton (5 out of 5 patents)

15. Trevor Parker (5 out of 5 patents)

Core Competencies:

Pharmaceutical Formulations

Herbicidal Methods

Liquid Packaging

Effervescent Composition

Thioformamide Derivatives

Pyridazine Pesticides

Prostaglandin Analogues

Cyclopentane Derivatives

Antiarthritic Compounds

Hypoglycaemic Benzamides

Azapurinones

Growth-Enhancing Derivatives

81 patents: Sort by Forward Citations

1. 6089374 - Package having particular humidity for liquid products (2000-07-18),

2. 5489439 - Granular pharmaceutical formulations (1996-02-06),

3. 5464097 - Shock protection packaging for liquids (1995-11-07),

4. 5422113 - Packaging for liquid products (1995-06-06),

5. 5419909 - Packaging for liquid products (1995-05-30),

6. 5407680 - Packaging for liquid products (1995-04-18),

7. 5403589 - Packaging for liquid products (1995-04-04),

8. 5395617 - Packaging for liquid products (1995-03-07),

9. 5395616 - Packaging for liquid products (1995-03-07),

10. 5387420 - Morphine-containing efferverscent composition (1995-02-07),

11. 5380865 - 2-(substituted phenyl)imidazoles and pesticidal compositions comprising (1995-01-10),

12. 5264411 - Herbicidal method comprising the use of diflufenican (1993-11-23),

13. 5206257 - Pesticidal method using 2-phenylimidazole derivatives (1993-04-27),

14. 5185375 - Thioformamide derivatives (1993-02-09),

15. 5114461 - Cyclic diones (1992-05-19),

Company Overview

May & Baker, Ltd. is a prominent player in the pharmaceutical sector, headquartered in Essex, UK. The company specializes in the development and manufacturing of innovative pharmaceutical formulations, focusing on a diverse range of therapeutic areas. Its core technological expertise encompasses herbicidal methods, liquid packaging solutions, and specialized compositions such as effervescent formulations and thioformamide derivatives. May & Baker is committed to advancing healthcare through its research in prostaglandin analogues and pyridazine pesticides, contributing significantly to the global pharmaceutical landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

81 Patents

#2 in Essex

#228 in United Kingdom

#9,354 in the World

Essex, United Kingdom

May & Baker, Ltd.

Forward Citations = 639

108 inventors:

Leslie R Hatton (13 out of 13 patents)

Michael P Caton (12 out of 12 patents)

Edgar W Parnell (9 out of 10 patents)

4. Anthony D Jackman (8 out of 8 patents)

5. Alan J Aldred (8 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: May & Baker, Ltd.. Retrieved from https://idiyas.com/company/may-and-baker

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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