For the Inventor, By the Inventor

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Houston, TX, United States of America

Jefferson Chemical Company, Inc.

USPTO Granted Patents = 14

Trademarks = 3

Forward Citations = 175

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16 inventors (with patents filed for the assignee):

Robert M Gipson (3 out of 35 patents)

Ernest L Yeakey (2 out of 54 patents)

Harold G Waddill (2 out of 90 patents)

4. Michael Cuscurida (2 out of 91 patents)

5. Michael E Brennan (2 out of 38 patents)

6. Howard P Klein (1 out of 61 patents)

7. Edward T Marquis (1 out of 148 patents)

8. George P Speranza (1 out of 157 patents)

9. Thomas H Austin (1 out of 9 patents)

10. Lewis W Watts, Jr (1 out of 55 patents)

11. Philip H Moss (1 out of 16 patents)

12. George Joseph Laemmle (1 out of 1 patent)

13. Kenneth Carol Rightmer (1 out of 1 patent)

14. John Gordon Milligan (1 out of 2 patents)

15. Floyd Edward Bentley (1 out of 2 patents)

14 patents: Sort by Forward Citations

1. 3979364 - Polyurethane elastomers having improved sag resistance (1976-09-07),

2. 3972948 - Anhydrous catalyst for manufacture of glycol ethers (1976-08-03),

3. 3971829 - Preparation of methylene-bridged polyphenylpolyamine mixtures (1976-07-27),

4. 3968089 - Polymer-prepolymer composition prepared by polymerizing an ethylenically (1976-07-06),

5. 3960788 - Modified isocyanate foams (1976-06-01),

6. 3959374 - Process for the preparation of mixed isomeric methylene-bridged (1976-05-25),

7. 3959370 - N-acetyl l-polychlorobenzamide compounds (1976-05-25),

8. 3954877 - Hydroformylation of olefins (1976-05-04),

9. 3952068 - Vinylidene alcohol compositions (1976-04-20),

10. 3948900 - Preparation of 1-methylpiperazine and 1,4-dimethylpiperazine as (1976-04-06),

11. 3943162 - Cyanoethylation of aromatic amines (1976-03-09),

12. 3943104 - Method of accelerating epoxy curing (1976-03-09),

13. 3941711 - Novel combination soap bar (1976-03-02),

14. 3937756 - Fire retardant polyester resins (1976-02-10),

Jefferson Chemical Company, Inc. is a leading chemical supplier serving a wide range of industries. With over 50 years of experience, we provide high-quality chemicals, solvents, and custom-blended products. Our commitment to customer service and product quality sets us apart from the competition. We offer tailored solutions to meet the unique needs of our clients and ensure their satisfaction. Contact us today to learn more about our products and services.

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

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USPTO Data Jan 1 1976 - Dec 30 2025

14 Patents

#361 in Houston, TX

#1,347 in Texas

#21,642 in US

#40,929 in the World

Houston, TX, United States of America

Jefferson Chemical Company, Inc.

Forward Citations = 175

16 inventors:

Robert M Gipson (3 out of 35 patents)

Ernest L Yeakey (2 out of 54 patents)

Harold G Waddill (2 out of 90 patents)

4. Michael Cuscurida (2 out of 91 patents)

5. Michael E Brennan (2 out of 38 patents)

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