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Forward Citations = 285

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7 inventors (with patents filed for the assignee):

Walter C Riese (7 out of 9 patents)

Stephen V Bross (6 out of 6 patents)

Harvey Andrew Ellis (2 out of 2 patents)

4. Bruce W McDole (1 out of 1 patent)

5. George Virgil LeJeune (1 out of 1 patent)

6. Carl T Montgomery (1 out of 11 patents)

7. Vu P Dinh (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 6381899 - Well drill cuttings disposal (2002-05-07),

2. 6247541 - Method of drive pipe replacements on offshore platforms (2001-06-19),

3. 6073696 - Method and assembly for treating and producing a welbore using dual (2000-06-13),

4. 6024171 - Method for stimulating a wellbore penetrating a solid carbonaceous (2000-02-15),

5. 5967233 - Chemically induced stimulation of subterranean carbonaceous formations (1999-10-19),

6. 5964290 - Chemically induced stimulation of cleat formation in a subterranean coal (1999-10-12),

7. 5944104 - Chemically induced stimulation of subterranean carbonaceous formations (1999-08-31),

8. 5865248 - Chemically induced permeability enhancement of subterranean coal (1999-02-02),

9. 5853224 - Method for completing a well in a coal formation (1998-12-29),

10. 5769165 - Method for increasing methane recovery from a subterranean coal (1998-06-23),

11. 5669444 - Chemically induced stimulation of coal cleat formation (1997-09-23),

Vastar Resources, Inc. is a leading independent oil and natural gas exploration and production company. With a focus on maximizing value for shareholders through efficient operations and innovative technologies, Vastar has a strong track record of success in the energy sector. Leveraging a diverse portfolio of assets and a talented team of professionals, Vastar continues to drive growth and create long-term value for its stakeholders.

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Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

11 Patents

#307 in Chicago, IL

#1,298 in Illinois

#26,694 in US

#50,190 in the World

Chicago, IL, United States of America

Vastar Resources, Inc.