Old Lyme, CT, United States of America

David Rhum

This inventor holds 5 USPTO granted patents. Top assignees: Celanese Gmbh, Pfizer Hospital Products Group, Inc., Pfizer Hospital Products, Inc.. Active years: 1978-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David Rhum. Retrieved from https://idiyas.com/inventor/david-rhum-aexji9kc

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 5

Forward Citations = 97(Granted Patents)


Location History:

  • Westfield, NJ (US) (1978 - 1981)
  • Old Lyme, CT (US) (1981 - 1991)

Company Filing History:


Years Active: 1978-1991

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5 patents (USPTO):Explore Patents

Title: The Innovative Contributions of David Rhum

Introduction

David Rhum is a notable inventor based in Old Lyme, Connecticut. He has made significant contributions to the field of polymer science, particularly in the development of fluorescent polymers and the purification of glycolide. With a total of five patents to his name, Rhum's work has had a considerable impact on various applications in the industry.

Latest Patents

Among his latest patents, Rhum has developed a sensor for determining the concentration of dissolved substances in aqueous media. This innovative sensor utilizes an optical fiber with a water-insoluble organic polymer that contains fluorescent organic substituents. These substituents are covalently bonded to the polymer through ester or amide linkages, enhancing the sensor's functionality. Additionally, Rhum has patented a process for the purification of glycolide. This process involves dissolving glycolide in an organic solvent, adding alumina to form a slurry, and filtering to recover purified glycolide. Furthermore, he has contributed to the production of suture-grade polyglycolic acid through the polymerization of the purified glycolide.

Career Highlights

David Rhum has worked with prominent companies such as Celanese GmbH and Pfizer Hospital Products, Inc. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, further advancing the field of polymer science.

Collaborations

Throughout his career, Rhum has collaborated with notable colleagues, including Richard S. Matthews and Patrick F. Aluotto. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

David Rhum's contributions to the field of polymer science through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence various industries, showcasing the importance of innovation in scientific research.

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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