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For the Inventor, By the Inventor

South Charleston, WV, United States of America

John M Jenkins, Iii

This inventor holds 10 USPTO granted patents. Top assignees: Union Carbide Corporation, Union Carbide Chemicals and Plastics Company, Inc., Union Carbide Chemicals & Plastics Technology Corporation. Active years: 1983-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John M Jenkins, Iii. Retrieved from https://idiyas.com/inventor/john-m-jenkins-iii

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 3.5

ph-index = 8

Forward Citations = 1,405(Granted Patents)


Location History:

  • South Charleston, WV (US) (1983 - 1990)
  • S. Charleston, WV (US) (1990)
  • So. Charleston, WV (US) (1986 - 1995)

Company Filing History:

goldMedal5 out of 2,922 
 
Union Carbide Corporation
 patents
silverMedal3 out of 138 
 
Union Carbide Chemicals and Plastics Company, Inc.
 patents
bronzeMedal1 out of 822 
 
Union Carbide Chemicals & Plastics Technology Corporation
 patents
4. 1 out of 834,513 
Other
 patents

Years Active: 1983-1995

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10 patents (USPTO):Explore Patents
1. 5399320 - Method and apparatus for stopping reaction in a gas phase polymerization (1995-03-21),
2. 5270408 - Method and apparatus for stopping reaction in a gas phase polymerization (1993-12-14),
3. 4956427 - Process for reducing polymer build-up in polymerization equipment during (1990-09-11),
4. 4956426 - Process for controlled polymerization of stereospecific alpha-olefins (1990-09-11),
5. 4876320 - Process for reducing sheeting during polymerization of alpha-olefins (1989-10-24),
6. 4792592 - Process for reducing sheeting during polymerization of alpha-olefins (1988-12-20),
7. 4588790 - Method for fluidized bed polymerization (1986-05-13),
8. 4543399 - Fluidized bed reaction systems (1985-09-24),
9. 4532311 - Process for reducing sheeting during polymerization of alpha-olefins (1985-07-30),
10. 4371977 - Method for detecting solidification in a mixed phase container (1983-02-01),

Title: The Innovative Contributions of John M Jenkins, III

Introduction

John M Jenkins, III is a notable inventor based in South Charleston, WV, with a significant portfolio of ten patents. His work primarily focuses on advancements in polymerization processes, showcasing his expertise in chemical engineering and innovation.

Latest Patents

Among his latest patents is a method and apparatus for stopping reactions in gas phase polymerization. This invention addresses emergency conditions during olefin polymerization reactions, utilizing a transitioned metal-based catalyst in a gas phase reactor. The method involves using a recycle gas or a feed stream to operate an expander associated with a circulator, which maintains fluidized conditions while introducing a kill gas to terminate the reaction effectively.

Career Highlights

Throughout his career, John has made significant contributions while working for prominent companies such as Union Carbide Corporation and Union Carbide Chemicals and Plastics Company, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of polymer chemistry.

Collaborations

John has collaborated with notable coworkers, including Steven Paul Sawin and Bernard D Fulks, who have contributed to his projects and innovations.

Conclusion

John M Jenkins, III's contributions to the field of polymerization and his innovative patents reflect his dedication to advancing chemical engineering. His work continues to influence the industry and inspire future innovations.

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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