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For the Inventor, By the Inventor

Loughborough, United Kingdom

Hugh Cairns

This inventor holds 18 USPTO granted patents, primarily in Pharmaceutical Chemistry. Top assignee: Fisons Ltd.. Active years: 1976-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hugh Cairns. Retrieved from https://idiyas.com/inventor/hugh-cairns

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 18

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 6

Forward Citations = 82(Granted Patents)


Location History:

  • Loughborough, EN (1976 - 1978)
  • Loughborough, GB (1979 - 1984)

Company Filing History:

goldMedal18 out of 313 
 
Fisons Ltd.
 patents

Years Active: 1976-1984

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Areas of Expertise:
Dioxoquinoline
Pharmaceutical Compositions
Antiallergic Compounds
Benzopyran
Asthma Treatments
Quinoline Derivatives
Sodium Chromoglycate
Carboxamido Tetrazoles
Thiopyrano-benzopyrans
Benzopyranyltetrazoles
Hydroxamic Acids
Inorganic Salts
18 patents (USPTO):Explore Patents
1. 4474787 - 7,6 Dioxo-4H,6H-pyrano[3,2-g]quinoline dicarboxylic acids and (1984-10-02),
2. 4419352 - Pyranoquinolinones and analogs thereof (1983-12-06),
3. 4409237 - Pharmaceutical compositions containing sodium chromoglycate and .beta.2 (1983-10-11),
4. 4335048 - 5-(2-Hydroxypropoxy)-8-propyl-4H-1-benzopyran-4-one-2-carboxylic acid (1982-06-15),
5. 4328230 - N-Substituted-quinolin-4-one-2-carboxic acid derivatives (1982-05-04),
6. 4293541 - Compounds (1981-10-06),
7. 4239748 - Inorganic salts of (1980-12-16),
8. 4228173 - Thiopyrano-benzopyrans, compositions and method of use thereof (1980-10-14),
9. 4211788 - Compounds (1980-07-08),
10. 4156726 - 4-Oxo-2-carboxyl quinoline derivatives used as antiallergic compounds (1979-05-29),
11. 4085115 - Carboxamido tetrazoles (1978-04-18),
12. 4064256 - Benzopyranyltetrazoles as antiasthma agents (1977-12-20),
13. 4055654 - 6,8-Di-t-butyl-4-oxo-4H-1-benzopyran-2-carboxylic acid and derivative (1977-10-25),
14. 4029802 - The treatment of asthma, hay fever or urticaria (1977-06-14),
15. 3952104 - Benzopyran-2-carboxylic acids in the prevention of asthmatic symptoms (1976-04-20),

Title: Hugh Cairns: Innovator in Chemical Compounds

Introduction

Hugh Cairns is a notable inventor based in Loughborough, GB. He has made significant contributions to the field of chemistry, particularly in the development of innovative compounds. With a total of 18 patents to his name, Cairns has established himself as a prominent figure in his area of expertise.

Latest Patents

Cairns' latest patents include the development of 7,6 Dioxo-4H,6H-pyrano[3,2-g]quinoline dicarboxylic acids. These compounds are characterized by a specific formula where an adjacent pair of R5, R6, R7, and R8 form a chain --COCH.dbd.CE--O--. The remaining components of R5, R6, R7, and R8 can represent various elements such as hydrogen, hydroxy, alkyl, halogen, alkenyl, alkoxy, or --NR1R2, where R1 and R2 can be hydrogen or alkyl. Additionally, he has worked on Pyranoquinolinones and their analogs, which also follow a defined formula involving adjacent pairs of R5, R6, R7, and R8.

Career Highlights

Cairns has had a successful career, primarily working with Fisons Ltd., where he has been able to apply his innovative ideas and research. His work has led to advancements in chemical compounds that have potential applications in various industries.

Collaborations

Throughout his career, Cairns has collaborated with notable colleagues such as Joachim Augstein and John King. These partnerships have contributed to the development of his innovative patents and have enhanced the research environment in which he operates.

Conclusion

Hugh Cairns is a distinguished inventor whose work in chemical compounds has led to numerous patents and advancements in the field. His contributions continue to influence the industry and inspire future innovations.

Profile summary based on public USPTO records.
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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