Kenmore, NY, United States of America

Donald T Donahue

This inventor holds 2 USPTO granted patents. Top assignee: Buffalo Color Corporation. Active years: 1981-1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald T Donahue. Retrieved from https://idiyas.com/inventor/donald-t-donahue

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1981-1982

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2 patents (USPTO):Explore Patents

Title: Innovations of Donald T. Donahue

Introduction

Donald T. Donahue is a notable inventor based in Kenmore, NY (US). He has made significant contributions to the field of chemical processes, particularly in the purification and manufacture of specific compounds. With a total of two patents to his name, Donahue's work has implications in various industrial applications.

Latest Patents

Donahue's latest patents include a process for the purification of 4,4'-dihydroxydiphenyl and a process for the manufacture of 4,4'-dihydroxydiphenyl. The purification process involves contacting a solution of 4,4'-dihydroxydiphenyl alkali metal salt with activated carbon, followed by the removal of the carbon and acidification of the solution. This method ensures that the final product contains less than 0.45 weight percent of 4-monohydroxydiphenyl impurity. The manufacturing process entails acidifying an alkali metal salt of 4,4'-dihydroxydiphenyl, which is prepared by fusing an alkali metal hydroxide with alkali metal diphenyl 4,4' disulfonic acid.

Career Highlights

Donahue is associated with Buffalo Color Corporation, where he has applied his expertise in chemical processes. His innovative approaches have contributed to advancements in the production and purification of important chemical compounds.

Collaborations

Some of his notable coworkers include Walter R. Demler and Krishen L. Nagpal. Their collaborative efforts have likely enhanced the research and development initiatives within their organization.

Conclusion

Donald T. Donahue's contributions to the field of chemical processes through his patents reflect his innovative spirit and dedication to advancing industrial applications. His work continues to influence the industry and showcases the importance of research and development in creating effective solutions.

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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