Mississauga, Canada

Maurice C Fredette

This inventor holds 19 USPTO granted patents, primarily in Chlorine Dioxide Production. Top assignees: Erco Industries Limited, Tenneco Canada Inc., Sterling Canada, Inc.. Active years: 1978-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Maurice C Fredette. Retrieved from https://idiyas.com/inventor/maurice-c-fredette

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 = 1.8

ph-index = 10

Forward Citations = 294(Granted Patents)


Company Filing History:


Years Active: 1978-1997

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Areas of Expertise:
Chlorine Dioxide
Water Treatment
Production Process
High Efficiency
Metathesis
Acidic By-product
Chloric Acid
Sulfuric Acid
Hydrochloric Acid
Solvay Process
Small Scale Generation
Chemical Engineering
19 patents (USPTO):Explore Patents

Title: Maurice C. Fredette: Innovator in Chlorine Dioxide Generation

Introduction

Maurice C. Fredette, based in Mississauga, Canada, is an accomplished inventor with an impressive portfolio of 19 patents. His contributions to the field of chemical processes, particularly in chlorine dioxide generation, have made significant impacts in industrial applications.

Latest Patents

Fredette's latest patents showcase his innovative approach to optimizing chemical processes. One notable patent involves the metathesis of acidic by-products from chlorine dioxide generating processes. In this invention, crystalline sodium sesquisulfate, produced in a highly efficient chlorine dioxide generation process, is transformed into crystalline anhydrous neutral sodium sulfate. This method allows the recovered acid to be recycled, reducing waste and enhancing process efficiency.

Another significant patent details a process for producing chlorine dioxide from chloric acid. This method eliminates the generation of sodium sulfate effluent, a common pollutant in traditional processes. The innovation involves reducing chloric acid in an aqueous medium without the presence of sulfate ions, employing sodium chlorate as a key component. This process is significant for industries, particularly in pulp milling, where chlorine dioxide is utilized as an essential chemical.

Career Highlights

Fredette has had a successful career, working with renowned companies such as Erco Industries Limited and Tenneco Canada Inc. His roles within these organizations allowed him to apply his inventive skills and develop groundbreaking processes in chemical manufacturing.

Collaborations

Throughout his career, Maurice has collaborated with talented professionals, including Richard Swindells and Edward J. Bechberger. These collaborations have undoubtedly contributed to the development and refinement of his innovative ideas, leading to successful patent applications.

Conclusion

Maurice C. Fredette's contributions to the field of chemical engineering, particularly in chlorine dioxide generation, are commendable. With a wealth of patents to his name, his innovations continue to influence industrial practices, showcasing the vital role of inventors in advancing technology and sustainability.

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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