Chadds Ford, PA, United States of America

William J Middleton

This inventor holds 24 USPTO granted patents and 1 published patent application, primarily in Fluorinated Compounds. Top assignee: E.i. Dupont De Nemours and Company. Active years: 1976-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: William J Middleton. Retrieved from https://idiyas.com/inventor/william-j-middleton

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

USPTO Granted Patents = 24 (Patent Applications = 1)

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 5

Forward Citations = 121(Granted Patents)

Company Filing History:

24 out of 16,339

E.i. Dupont De Nemours and Company

patents

Years Active: 1976-1986

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Areas of Expertise:

Fluorinated Compounds

Polymerization

Insecticides

Surfactants

Fluoroxy Compounds

Fluoroalkoxysulfur

Benzodiazepines

Fluorocarbonyl

Copolymers

Quinazolinone Oxides

Fluorinated Cephalosporins

Sulfonium Salts

24 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4628094 - Tris(disubstituted amino)sulfonium perfluoroalkoxides and (1986-12-09),

2. 4621126 - Group transfer polymerization employing tris(disubstituted (1986-11-04),

3. 4621125 - Tris(disubstituted amino)sulfonium perfluoroalkoxides and (1986-11-04),

4. 4598161 - Tris(dialkylamino)sulfonium bifluoride catalysts (1986-07-01),

5. 4568478 - Fluoroxy compound solutions (1986-02-04),

6. 4535184 - Tris(disubstituted amino)sulfonium perfluorocarbanion salts (1985-08-13),

7. 4394386 - Fluorinated carbamate insecticides (1983-07-19),

8. 4393074 - Fluorinated carbamate insecticides (1983-07-12),

9. 4382891 - Use of fluoroalkoxysulfur fluorides in fluorinations (1983-05-10),

10. 4323578 - Fluorinated carbamate insecticides (1982-04-06),

11. 4311651 - Fluoroalkoxysulfur fluorides (1982-01-19),

12. 4258187 - Process for preparing quinazolinone oxides (1981-03-24),

13. 4246270 - 3-Fluorobenzodiazepines and compositions and uses thereof (1981-01-20),

14. 4215044 - Synthesis of .alpha.-fluorocarbonyl compounds (1980-07-29),

15. 4182760 - Benzophenone anti-oximes, diazepin-N-oxides, and their use as (1980-01-08),

Title: Innovations of William J Middleton: A Pioneer in Chemical Patents

Introduction: William J Middleton, residing in Chadds Ford, PA, is a noteworthy inventor known for his significant contributions to the field of chemistry. With an impressive portfolio of 24 patents, Middleton has made strides in developing innovative chemical compounds that hold potential for various applications.

Latest Patents: Among his most recent inventions are the "Tris(disubstituted amino)sulfonium perfluoroalkoxides" and the "Tris(disubstituted amino)sulfonium perfluoroalkylmercaptides and process for their preparation." These patents demonstrate his expertise in creating versatile chemical formulations that could pave the way for advancements in various industrial processes.

Career Highlights: Middleton has built a robust career as an inventor at E.I. DuPont de Nemours and Company, a leading global science and technology company. His innovative spirit and dedication to research have not only enhanced the company's product offerings but also contributed to broader scientific advancements.

Collaborations: Throughout his career, William J Middleton has collaborated with several esteemed colleagues, including William Brown Farnham and Elena M Bingham. These partnerships have allowed for a diverse exchange of ideas and have fostered a collaborative environment conducive to innovation.

Conclusion: William J Middleton stands out as a prominent figure in the realm of chemical inventions. His extensive patent portfolio and collaborations underscore his commitment to pushing the boundaries of science and technology. As he continues to innovate at E.I. DuPont de Nemours and Company, the impact of his work will likely resonate in various industries for years to come.

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]

1 patent pending: