For the Inventor, By the Inventor

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Houston, TX, United States of America

Lyondell Petrochemical Company

USPTO Granted Patents = 20

CIPO Patents = 1

Trademarks = 7

Forward Citations = 395

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37 inventors (with patents filed for the assignee):

Sandor M Nagy (5 out of 109 patents)

Paresh J Sheth (4 out of 8 patents)

Martin P Grosboll (4 out of 9 patents)

4. John A Tyrell (4 out of 63 patents)

5. Ramesh Krishnamurti (3 out of 35 patents)

6. Thomas F Wulfers (3 out of 3 patents)

7. Bradley P Etherton (2 out of 32 patents)

8. Robert J Haynal (2 out of 4 patents)

9. Frank F McKay (2 out of 2 patents)

10. Stewart H Presnall (2 out of 2 patents)

11. Beverly B Slimp, Jr (2 out of 2 patents)

12. Leonard V Cribbs (1 out of 18 patents)

13. Mary K Cocoman (1 out of 9 patents)

14. Charanjit S Bains (1 out of 1 patent)

15. David A Drake (1 out of 1 patent)

20 patents: Sort by Forward Citations

1. 5756611 - .alpha.-olefin polymerization catalysts (1998-05-26),

2. 5747404 - Polysiloxane supported metallocene catalysts (1998-05-05),

3. 5744417 - Supported catalyst (1998-04-28),

4. 5637660 - Polymerization of .alpha.-olefins with transition metal catalysts based (1997-06-10),

5. 5637659 - Method of polymerizing olefins using borabenzene catalysts (1997-06-10),

6. 5614574 - Wettable polyolefin fiber compositions and method (1997-03-25),

7. 5578557 - Food grade compressor oil (1996-11-26),

8. 5576366 - Dyeable polyolefin compositions and method (1996-11-19),

9. 5550192 - Dyeable polyolefin compositions and dyeing polyolefin compositions (1996-08-27),

10. 5464687 - Wettable polyolefin fiber compositions and method (1995-11-07),

11. 5300718 - Olefin conversion process (1994-04-05),

12. 5275718 - Lubricant base oil processing (1994-01-04),

13. 5207894 - Removal of aromatic color bodies from aromatic hydrocarbon streams (1993-05-04),

14. 5154840 - Environmentally friendly grease compositions (1992-10-13),

15. 5141630 - Separation process employing two stripping gases (1992-08-25),

LyondellBasell is one of the largest plastics, chemicals and refining companies in the world. With a focus on sustainability and innovation, the company delivers specialty materials, polymers, fuels and technology to customers around the globe. With a presence in more than 100 countries, LyondellBasell is dedicated to creating solutions that improve the quality of life for people everywhere.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

20 Patents

#257 in Houston, TX

#971 in Texas

#15,856 in US

#30,316 in the World

Houston, TX, United States of America

Lyondell Petrochemical Company

Forward Citations = 395

37 inventors:

Sandor M Nagy (5 out of 109 patents)

Paresh J Sheth (4 out of 8 patents)

Martin P Grosboll (4 out of 9 patents)

4. John A Tyrell (4 out of 63 patents)

5. Ramesh Krishnamurti (3 out of 35 patents)

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