For the Inventor, By the Inventor

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Lakewood, CA, United States of America

Purex Corporation

USPTO Granted Patents = 53

% Expired Patents = 1.9

EPO Patents = 1

Trademarks = 17

Forward Citations = 943

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49 inventors (with patents filed for the assignee):

John H Barrett, Jr (6 out of 6 patents)

Brian P Flynn (6 out of 6 patents)

George D Evans, Iii (6 out of 6 patents)

4. Robert Ortega (4 out of 5 patents)

5. Deborah S Winetzky (4 out of 4 patents)

6. Ronald A Robinson (3 out of 4 patents)

7. Walter J Hackett (3 out of 4 patents)

8. Steven A Zieg (2 out of 3 patents)

9. Robert L Townsend (2 out of 2 patents)

10. Ivar L Schoenmeyr (2 out of 2 patents)

11. Peter E Galena (2 out of 4 patents)

12. John P Jones (2 out of 2 patents)

13. William J Boan (2 out of 2 patents)

14. Scott M Dever (2 out of 2 patents)

15. Gerald W Neese (2 out of 2 patents)

Core Competencies:

Laundry Bleach

Fabric Softener

Detergent Composition

Cleaning Method

Disinfecting Surfaces

Multi-Port Valve

Vacuum Cleaner

Chemical Milling

Sanitizing Shampoo

Air-Permeable Fabric

Leakage Prevention

Pump Assembly

53 patents: Sort by Forward Citations

1. 8289386 - Sheet-like product inspecting method and device (2012-10-16),

2. 4776972 - Adjustable strength laundry bleaching using a two compartment package (1988-10-11),

3. D297213 - Bottle (1988-08-16),

4. 4720351 - Multi functional laundry product and employment of same during fabric (1988-01-19),

5. 4667818 - Fitment adapter for use with container (1987-05-26),

6. 4636328 - Multi functional laundry product and employment of same during fabric (1987-01-13),

7. 4618444 - Household laundry detergent with dual strength bleach (1986-10-21),

8. 4615814 - Porous substrate with absorbed antistat or softener, used with detergent (1986-10-07),

9. 4606775 - Automatic dishwasher in a dual functioning system (1986-08-19),

10. 4583681 - Extensible handle carton with leakage preventing flap structure (1986-04-22),

11. 4583677 - Box inner partition providing four cells (1986-04-22),

12. 4563186 - Multi-functional laundry product and employment of same during fabric (1986-01-07),

13. D279652 - Bottle (1985-07-16),

14. 4501499 - Agglomerator (1985-02-26),

15. 4490270 - Sanitizing liquid shampoo for carpets (1984-12-25),

Company Overview

Purex Corporation, headquartered in Lakewood, California, specializes in the development and manufacturing of laundry products, including detergents, fabric softeners, and bleach. The company focuses on innovative cleaning solutions that enhance the laundry experience while ensuring effective stain removal and fabric care. Purex is also involved in research related to cleaning methods and disinfecting surfaces, contributing to advancements in household cleaning technologies. Its commitment to quality and performance positions it as a key player in the laundry product market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

53 Patents

#1 in Lakewood, CA

#1,566 in California

#6,672 in US

#13,348 in the World

Lakewood, CA, United States of America

Purex Corporation

Forward Citations = 943

49 inventors:

John H Barrett, Jr (6 out of 6 patents)

Brian P Flynn (6 out of 6 patents)

George D Evans, Iii (6 out of 6 patents)

4. Robert Ortega (4 out of 5 patents)

5. Deborah S Winetzky (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Purex Corporation. Retrieved from https://idiyas.com/company/purex

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

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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