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For the Inventor, By the Inventor

Elma, NY, United States of America

Richard F Sweeney

This inventor holds 17 USPTO granted patents. Top assignees: Allied Chemical Corporation, Allied Corporation. Active years: 1977-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Richard F Sweeney. Retrieved from https://idiyas.com/inventor/richard-f-sweeney

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

USPTO Granted Patents = 17

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 7

Forward Citations = 115(Granted Patents)


Company Filing History:

goldMedal13 out of 756 
 
Allied Chemical Corporation
 patents
silverMedal4 out of 1,393 
 
Allied Corporation
 patents

Years Active: 1977-1985

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17 patents (USPTO):Explore Patents
1. 4526856 - Low striation positive diazoketone resist composition with cyclic (1985-07-02),
2. 4377717 - Method for the production of perfluoro-2-methylpentene-2 (1983-03-22),
3. 4377716 - Method for the production of hexafluoro-2,3-bis(trifluoromethyl)-2-butene (1983-03-22),
4. 4340762 - Gas phase synthesis of bis(trifluoromethyl) disulfide (1982-07-20),
5. 4244891 - Preparation of hexafluoroisobutylene (1981-01-13),
6. 4192822 - Process for producing halogenated hydrocarbons (1980-03-11),
7. 4187386 - Cyclization of 1,5-hexadiene to cyclohexene (1980-02-05),
8. 4145368 - Process for the production of 1,1,1-trifluoro-2,2-dichloroethane (1979-03-20),
9. 4110408 - Preparation of 1-chloro-2-trifluoromethyl-3,3,3-trifluoropropene from (1978-08-29),
10. 4110407 - Preparation of 1-chloro-2-trifluoromethyl-3,3,3-trifluoropropene from (1978-08-29),
11. 4110406 - Preparation of 1-chloro-2-trifluoromethyl-3,3,3-trifluoropropene from (1978-08-29),
12. 4107055 - Fabric coating compositions, method and coated fabric having dry soil (1978-08-15),
13. 4105691 - Process for the production of chlorofluorinated carboxylic acids (1978-08-08),
14. 4081487 - Preparation of 1-chloro-2-trifluoromethyl-3,3,3-trifluoropropene from (1978-03-28),
15. 4060555 - Process for the production of chlorofluorinated aliphatic ketones (1977-11-29),

Title: An Insight into Inventor Richard F. Sweeney

Introduction

Richard F. Sweeney, an accomplished inventor based in Elma, NY, holds an impressive portfolio of 17 patents. His innovative contributions primarily focus on advancements in photoresist formulations and chemical production methods, significantly impacting various fields, particularly in integrated circuit manufacture.

Latest Patents

Among his latest patents, Richard F. Sweeney has developed a novel photoresist formulation known as **Low striation positive diazoketone resist composition with cyclic**. This innovative composition is engineered to provide low striations and excellent wetting properties when applied via spin casting on different substrates used in integrated circuits. The key to this invention lies in its solvent composition, which includes cyclopentanone or a cyclopentanone-cyclohexanone blend, combined with an aliphatic alcohol comprising 5-12 carbon atoms. The specific ratios of these components yield unexpectedly good wetting capabilities and minimal striation in films.

Another notable patent is the **Method for the production of hexafluoro-2,3-bis(trifluoromethyl)-2-butene**. This innovative method entails heating 2,2,4,4-tetrakis-(trifluoromethyl)-1,3-dithietane at elevated temperatures in the presence of activated carbon, serving as a desulphurization catalyst.

Career Highlights

Richard has had a distinguished career, including pivotal roles at prominent companies such as Allied Chemical Corporation and Allied Corporation. His work in these organizations has contributed significantly to the technological advancements in his field.

Collaborations

Throughout his career, Richard F. Sweeney has collaborated with esteemed colleagues, including Bernard F. Sukornick and Louis G. Anello. These partnerships have undoubtedly fostered innovative ideas and advancements, enriching the scientific community.

Conclusion

In conclusion, Richard F. Sweeney's innovative spirit and commitment to excellence have led to a remarkable collection of patents that advance technology and manufacturing processes. His contributions not only reflect his personal dedication but also serve as an inspiration for future inventors seeking to make impactful changes in their respective fields.

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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