Arthur Topham

This inventor holds 17 USPTO granted patents, primarily in Dispersing Agents. Top assignees: Imperial Chemical Industries Limited, The Baxenden Chemical Co.. Active years: 1976-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Arthur Topham. Retrieved from https://idiyas.com/inventor/arthur-topham

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

Calculating rank

USPTO Granted Patents = 17

% Patents Active = 100.0

Average Co-Inventor Count = 2.3

ph-index = 10

Forward Citations = 259(Granted Patents)

Location History:

Manchester, EN (1976 - 1977)
Blackley, GB (1980)
Manchester, GB (1978 - 1985)
Middleton, GB (1978 - 2002)

Company Filing History:

12 out of 3,840

Imperial Chemical Industries Limited

patents

5 out of 5

The Baxenden Chemical Co.

patents

Years Active: 1976-2002

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Areas of Expertise:

Blocked Isocyanates

Dispersing Agents

Organic Liquid Dispersions

Solids Dispersion

Polar Organic Liquids

Pigment Dispersion

Anthraquinone Agents

Paints

Dyestuff

Polycyclic Vat-Dye

Dispersions

17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6368669 - Blocked isocyanates (2002-04-09),

2. 5986033 - Blocked isocyanates (1999-11-16),

3. 5352755 - Blocked isocyanates (1994-10-04),

4. 5246557 - Blocked isocyanates (1993-09-21),

5. 4976837 - Blocked isocyanates (1990-12-11),

6. 4518435 - Dispersing agent for solids in polar organic liquids (1985-05-21),

7. 4398955 - Dispersions (1983-08-16),

8. 4224212 - Dispersing agents, dispersions containing these agents and paints and (1980-09-23),

9. 4166066 - Dispersing agents (1979-08-28),

10. 4163749 - Dispersing agents (1979-08-07),

11. 4157266 - Dispersion of pigment or dyestuff in organic liquid (1979-06-05),

12. 4129455 - Dispersions (1978-12-12),

13. 4125413 - Dispersion of polycyclic vat-dye pigment with N,N'-disubstituted (1978-11-14),

14. 4057436 - Dispersion of solids in organic solvents (1977-11-08),

15. 4042413 - Dispersing agents (1977-08-16),

Title: The Innovations of Arthur Topham

Introduction

Arthur Topham is a notable inventor based in Middleton, GB. He has made significant contributions to the field of chemistry, holding a total of 17 patents. His work has had a lasting impact on various industries, particularly in the development of chemical compounds.

Latest Patents

One of Arthur Topham's latest patents is related to blocked isocyanates. This innovation involves a blocked polyisocyanate of a specific formula, showcasing his expertise in chemical formulations. His patents reflect a deep understanding of chemical processes and their applications.

Career Highlights

Throughout his career, Topham has worked with prominent companies such as Imperial Chemical Industries Limited and The Baxenden Chemical Company. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking projects in the chemical sector.

Collaborations

Arthur Topham has collaborated with notable individuals in his field, including James F. Stansfield and Anthony H. Hughes. These partnerships have fostered innovation and have been instrumental in advancing their shared goals in chemical research.

Conclusion

Arthur Topham's contributions to the field of chemistry through his patents and collaborations highlight his role as a significant inventor. His work continues 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]