Grand Island, NY, United States of America

Alvin F Shepard

This inventor holds 2 USPTO granted patents. Top assignee: Hooker Chemicals & Plastics Corporation. Active years: 1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alvin F Shepard. Retrieved from https://idiyas.com/inventor/alvin-f-shepard

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 = 2.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1977

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Alvin F. Shepard

Introduction

Alvin F. Shepard is a notable inventor based in Grand Island, NY (US). He has made significant contributions to the field of chemistry, particularly in the development of novel aromatic compounds and polymers. With a total of 2 patents, his work has had a lasting impact on various industrial applications.

Latest Patents

Shepard's latest patents include "Cyclic ethers of phenolic compounds and polymers thereof" and "Flame retardant phosphate ester derivatives of ortho novolaks." The first patent relates to novel aromatic compounds and polymers derived from cyclic ethers of orthobisphenol. These compounds can be easily polymerized and exhibit good stability at high temperatures, making them useful as molding compounds in applications where phenol-aldehyde and phenol-ketone condensates are currently utilized. The second patent focuses on polymer compositions and a process for producing phenolic novolak resins with a high phosphorus content. This innovation enhances the fire-retardant properties of the polymers, which have wide utility in flame-retardant molding compositions and laminates.

Career Highlights

Alvin F. Shepard has worked with Hooker Chemicals & Plastics Corporation, where he has been able to apply his innovative ideas in a practical setting. His contributions to the field of polymer chemistry have been recognized for their potential to improve safety and efficiency in various applications.

Collaborations

Shepard has collaborated with Bobby F. Dannels, further enhancing the scope of his research and development efforts. Their combined expertise has led to advancements in the field of polymer chemistry.

Conclusion

Alvin F. Shepard's innovative work in the development of aromatic compounds and polymers has made a significant impact on the industry. His patents reflect a commitment to advancing technology and improving safety in various applications.

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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