For the Inventor, By the Inventor

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White Plains, NY, United States of America

Texaco Chemical Company

USPTO Granted Patents = 276

Forward Citations = 1,757

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91 inventors (with patents filed for the assignee):

George P Speranza (78 out of 157 patents)

John F Knifton (66 out of 214 patents)

John R Sanderson (63 out of 148 patents)

4. Edward T Marquis (57 out of 148 patents)

5. Wei-Yang Su (42 out of 74 patents)

6. Jiang-Jen Lin (31 out of 107 patents)

7. Michael Cuscurida (26 out of 91 patents)

8. Robert L Zimmerman (17 out of 88 patents)

9. Donald H Champion (16 out of 21 patents)

10. Robert A Meyer (15 out of 18 patents)

11. Harold G Waddill (14 out of 90 patents)

12. Yu-Hwa E Sheu (13 out of 19 patents)

13. Dudley J Primeaux (11 out of 26 patents)

14. John M Larkin (9 out of 48 patents)

15. William A Smith (9 out of 25 patents)

Core Competencies:

Epoxidation Processes

Synthetic Lubricants

Supported Catalysts

Tertiary Butyl Ether

Polyetheramines

Molybdenum Recovery

Alkylphenol Synthesis

Polyurethane Foam

Isobutylene Production

Glycol Ethers

Alcohol Alkoxylates

Soil Stabilization

276 patents: Sort by Forward Citations

1. 5410077 - Controlled epoxidation of propylene (1995-04-25),

2. 5395982 - Continuous isobutylene-assisted aqueous extraction of methanol from (1995-03-07),

3. H001407 - Synthetic lubricant base stocks by co-reaction of vinylcyclohexene and (1995-01-02),

4. 5364988 - Use of supported chromium catalyst in the preparation of tertiary butyl (1994-11-15),

5. 5364981 - On-step synthesis of methyl t-butyl ether from t-butanol using (1994-11-15),

6. 5359130 - Use of supported palladium/platinum catalysts in the preparation of (1994-10-25),

7. 5354925 - Use of supported lead oxide catalyst in the preparation of tertiary (1994-10-11),

8. 5354917 - Use of supported rhodium catalysts in the preparation of tertiary butyl (1994-10-11),

9. 5354912 - Method for the removal of dimethyl ether from methyl tertiary butyl ether (1994-10-11),

10. 5354431 - Plural stage drying and purification of propylene oxide (1994-10-11),

11. 5354430 - Staged purification of contaminated propylene oxide (1994-10-11),

12. 5352835 - Supported catalysts for amination (1994-10-04),

13. 5349110 - Synthesis of low molecular weight glycol ethers from oxiranes plus (1994-09-20),

14. 5349072 - Staged epoxidation of propylene with recycle (1994-09-20),

15. 5348712 - Use of carbonates in metal ion extraction (1994-09-20),

Texaco Chemical Company is a leading global provider of chemicals, additives, and specialty products. With decades of experience, we offer solutions for various industries including automotive, construction, energy, and more. Our commitment to quality, innovation, and sustainability drives our continuous research and development efforts. Visit our website to learn more about our products and how we can meet your specific requirements.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

276 Patents

#2 in White Plains, NY

#96 in New York

#1,513 in US

#3,097 in the World

White Plains, NY, United States of America

Texaco Chemical Company

Forward Citations = 1,757

91 inventors:

George P Speranza (78 out of 157 patents)

John F Knifton (66 out of 214 patents)

John R Sanderson (63 out of 148 patents)

4. Edward T Marquis (57 out of 148 patents)

5. Wei-Yang Su (42 out of 74 patents)

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