Wilmington, DE, United States of America

Clarence Frederick Hammer

This inventor holds 6 USPTO granted patents. Top assignee: E.i. Dupont De Nemours and Company. Active years: 1976-1980.


% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 6

Forward Citations = 179(Granted Patents)


Company Filing History:


Years Active: 1976-1980

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6 patents (USPTO):Explore Patents

Title: Innovations of Clarence Frederick Hammer

Introduction

Clarence Frederick Hammer is a notable inventor based in Wilmington, DE (US). He has made significant contributions to the field of adhesives and polymers, holding a total of 6 patents. His work has advanced the understanding and application of materials in various industries.

Latest Patents

One of Hammer's latest patents is for an adhesive blend of wood rosin and thermoplastic graft copolymer. This innovative adhesive is prepared by heating a trunk copolymer of at least two monomers, with specific amine-reactive sites. Another significant patent involves ethylene carbon monoxide copolymers containing epoxy side groups. This invention provides new blends of thermosetting resins that enhance flexibility, toughness, and adhesion, resulting in superior performance for various applications.

Career Highlights

Hammer is associated with E.I. DuPont de Nemours and Company, where he has contributed to numerous advancements in material science. His work has been instrumental in developing products that meet the evolving needs of the market.

Collaborations

Throughout his career, Hammer has collaborated with notable coworkers such as Harold K. Sinclair and Howard Warner Starkweather, Jr. These partnerships have fostered innovation and have led to the successful development of various patented technologies.

Conclusion

Clarence Frederick Hammer's contributions to the field of adhesives and polymers have had a lasting impact on the industry. His innovative patents and collaborations highlight his role as a significant inventor in modern material science.

Profile summary based on public USPTO records.
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