Indianapolis, IN, United States of America

Paul T Angell

This inventor holds 4 USPTO granted patents and 6 published patent applications, plus 1 CIPO patent and 1 EPO patent. Top assignees: Merrell Dow Pharmaceuticals, Merrell Pharmaceuticals, Inc.. Active years: 1991-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Paul T Angell. Retrieved from https://idiyas.com/inventor/paul-t-angell

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

USPTO Granted Patents = 4 

% Patents Active = 100.0

 

 

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Location History:

  • Indianapolis, IN (US) (1991 - 1992)
  • Middletown, OH (US) (1998 - 1999)

Company Filing History:


Years Active: 1991-1999

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4 patents (USPTO):Explore Patents

Title: Paul T Angell: Innovator in Polyamine Derivatives

Introduction

Paul T Angell is a notable inventor based in Indianapolis, IN (US). He has made significant contributions to the field of chemistry, particularly in the development of polyamine derivatives. With a total of 4 patents to his name, Angell's work has implications in pharmaceuticals and chemical processes.

Latest Patents

Angell's latest patents include a process for preparing polyamine derivatives and intermediates. One of his notable inventions is a method for preparing polyamines by selectively introducing groups at terminal nitrogens from a polyamine that has no nitrogen substituents. This process involves the formation of a bis-hexahydropyrimidine derivative, acylation, reduction of the acyl group, and solvolysis. Another significant patent focuses on a novel process for preparing polyamine derivatives and pharmaceutically acceptable salts, which are useful as antineoplastic agents.

Career Highlights

Throughout his career, Paul T Angell has worked with prominent companies such as Merrell Dow Pharmaceuticals and Merrell Pharmaceuticals, Inc. His expertise in the field has allowed him to contribute to various innovative projects and advancements in pharmaceutical chemistry.

Collaborations

Angell has collaborated with notable colleagues, including Peter Biagio Anzeveno and Laura J Creemer. These partnerships have further enriched his work and expanded the impact of his inventions.

Conclusion

Paul T Angell's contributions to the field of polyamine derivatives highlight his innovative spirit and dedication to advancing pharmaceutical chemistry. His patents and collaborations reflect a commitment to improving chemical processes and developing new therapeutic agents.

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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