Houston, TX, United States of America

Leslie P Theard

This inventor holds 21 USPTO granted patents, primarily in Polymer Chemistry. Top assignees: Chevron Chemical Company LLC, Gulf Oil Corporation, Chevron Phillips Chemical Company LP. Active years: 1976-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Leslie P Theard. Retrieved from https://idiyas.com/inventor/leslie-p-theard

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 = 4.3

ph-index = 9

Forward Citations = 287(Granted Patents)


Company Filing History:


Years Active: 1976-2001

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Areas of Expertise:
Polymer Compositions
Ionomers
Oxygen Scavengers
Ethylene Copolymers
Allylic Side-Chains
Carboxylic Acid
Thermosettable Compositions
Continuous Process
Film Packaging
Styrene-Grafted Polymers
Aminolysis
Saponification Process
21 patents (USPTO):Explore Patents

Title: Innovations of Leslie P. Theard: A Pioneer in Ethylenic Compositions

Introduction: Leslie P. Theard is a notable inventor based in Houston, Texas, with an impressive portfolio of 21 patents. His work, primarily focused on polymer chemistry, has led to significant advancements in compositions with ethylenic backbones and associated applications.

Latest Patents: Among his latest innovations, Theard has patented processes for creating compositions with ethylenic backbones, benzylic, allylic, or ether-containing side chains, and oxygen scavenging compositions. The patented process includes esterification and/or transesterification of polymer melts, enabling the formation of polymers with unique pendant structures. One key aspect involves the addition of transition metal salts to promote oxygen scavenging, along with the use of actinic radiation to enhance the performance of these new compositions. His work opens up new avenues for creating functional materials that improve the durability and utility of polymer products.

Career Highlights: Throughout his career, Theard has made substantial contributions while working with prominent companies such as Chevron Chemical Company LLC and Gulf Oil Corporation. His expertise in polymer science and chemistry has not only led to his own innovations but has also influenced the industry standards and practices in materials engineering.

Collaborations: Leslie P. Theard has collaborated with talented professionals, including Ta Yen Ching and Victor P. Kurkov. These partnerships have allowed him to refine his ideas and leverage diverse perspectives, ultimately enhancing the quality and impact of his inventions.

Conclusion: Leslie P. Theard's contributions to the field of polymer chemistry, highlighted by his innovative patents, demonstrate his significant role as an inventor. His work continues to influence the development of advanced materials, and his collaborations underscore the importance of teamwork in the pursuit of innovation. As industries evolve, Theard's inventions will likely remain at the forefront, driving future advancements in polymer 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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