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For the Inventor, By the Inventor

Chicago, IL, United States of America

Monica E Choca

This inventor holds 4 USPTO granted patents. Top assignee: Nalco Chemical Company. Active years: 1978-1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Monica E Choca. Retrieved from https://idiyas.com/inventor/monica-e-choca

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 = 1.6

ph-index = 4

Forward Citations = 84(Granted Patents)


Company Filing History:

goldMedal4 out of 1,167 
 
Nalco Chemical Company
 patents

Years Active: 1978-1979

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4 patents (USPTO):Explore Patents
1. 4179411 - Method of preparing a controlled pore volume alumina with citric acid (1979-12-18),
2. 4174301 - Polycarboxylic acids as extrusion aids for silica-aluminas (1979-11-13),
3. 4132669 - Process for preparing phosphorous-alumina catalysts using polycarboxylic (1979-01-02),
4. 4066572 - Phospha-alumina gel and method of preparation (1978-01-03),

Title: Monica E Choca: Innovator in Alumina Technology

Introduction

Monica E Choca is a prominent inventor based in Chicago, IL (US). She has made significant contributions to the field of alumina technology, holding a total of 4 patents. Her innovative methods have advanced the preparation and properties of alumina materials.

Latest Patents

Monica's latest patents include a method for preparing a controlled pore volume alumina using citric acid. This method involves the presence of 0.1-15% by weight of a water-soluble aliphatic polycarboxylic acid during alumina precipitation. The resultant calcined alumina exhibits a controlled pore volume distribution. Another notable patent focuses on the use of polycarboxylic acids as extrusion aids for silica-aluminas. This innovation allows silica-alumina powders to be extruded into catalyst supports with improved properties by adding up to 15% by weight of a polycarboxylic acid prior to extrusion.

Career Highlights

Monica E Choca is currently employed at Nalco Chemical Company, where she continues to develop her innovative ideas. Her work has been instrumental in enhancing the performance of alumina and silica-alumina materials in various applications.

Collaborations

Throughout her career, Monica has collaborated with notable colleagues, including Gerald R Feistel and Frank R Broersma. These partnerships have contributed to her success and the advancement of her research.

Conclusion

Monica E Choca is a trailblazer in the field of alumina technology, with a strong portfolio of patents that reflect her innovative spirit. Her contributions continue to impact the industry positively.

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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