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For the Inventor, By the Inventor

Wilbraham, MA, United States of America

Alva F Harris

This inventor holds 9 USPTO granted patents. Top assignee: Monsanto Company. Active years: 1977-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alva F Harris. Retrieved from https://idiyas.com/inventor/alva-f-harris

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 3

Forward Citations = 41(Granted Patents)


Company Filing History:

goldMedal9 out of 3,289 
 
Monsanto Company
 patents

Years Active: 1977-1993

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9 patents (USPTO):Explore Patents
1. 5227428 - Rubber modified nylon composition (1993-07-13),
2. 4713415 - Rubber modified nylon composition (1987-12-15),
3. 4439571 - Thermally stabilized polymers (1984-03-27),
4. 4433086 - Heat stabilized polymers (1984-02-21),
5. 4397975 - Heat stabilized polymers (1983-08-09),
6. 4387191 - Heat stabilized polymers (1983-06-07),
7. 4088811 - 1,4-Cyclohexadiene compounds used as chain transfer agents in nitrile (1978-05-09),
8. 4052348 - Molding compositions (1977-10-04),
9. 4046735 - Stabilizers of nitrile polymers using triazine derivatives (1977-09-06),

Title: Alva F. Harris: Innovator in Rubber Modified Nylon Composition

Introduction

Alva F. Harris is a notable inventor based in Wilbraham, MA (US). She has made significant contributions to the field of materials science, particularly in the development of rubber modified nylon compositions. With a total of 9 patents to her name, Harris has established herself as a key figure in innovation.

Latest Patents

Harris's latest patents focus on improving the impact resistance of polyamide compositions. One of her notable inventions is a rubber modified nylon composition that includes a blend of components. This composition consists of (A) 5 to 79.5 weight percent of a graft rubber composition, (B) 94.5 to 20 weight percent of a polyamide resin, and (C) 0.5 to 60 weight percent of a polymer compatibilizer. This invention is particularly useful for molding and extrusion processes. Another patent features a similar composition with slightly different weight percentages, showcasing her innovative approach to enhancing material properties.

Career Highlights

Harris is currently associated with Monsanto Company, where she continues to push the boundaries of material science. Her work has led to advancements that benefit various industries, particularly in the production of durable and impact-resistant materials.

Collaborations

Throughout her career, Harris has collaborated with esteemed colleagues such as Richard E. Lavengood and Allen R. Padwa. These partnerships have fostered a creative environment that has resulted in groundbreaking innovations.

Conclusion

Alva F. Harris is a pioneering inventor whose work in rubber modified nylon compositions has made a lasting impact on material science. Her contributions continue to influence the industry, and her innovative spirit serves as an inspiration for future inventors.

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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