Vastar Resources, Inc.
🏢 View company profile →12Patents
0Active
12Granted
30Portfolio score
Filing activity: Jan 31, 1996 → Mar 30, 2000
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6024171A | Method for stimulating a wellbore penetrating a solid carbonaceous subterranean formation | Fixed Constructions | 79 | Expired |
| US5669444A | Chemically induced stimulation of coal cleat formation | Fixed Constructions | 76 | Expired |
| US5769165A | Method for increasing methane recovery from a subterranean coal formation by injection of tail gas from a hydrocarbon synthesis process | Fixed Constructions | 65 | Expired |
| US5853224A | Method for completing a well in a coal formation | Fixed Constructions | 44 | Expired |
| US5967233A | Chemically induced stimulation of subterranean carbonaceous formations with aqueous oxidizing solutions | Fixed Constructions | 20 | Expired |
| US6073696A | Method and assembly for treating and producing a welbore using dual tubing strings | Fixed Constructions | 16 | Expired |
| US5964290A | Chemically induced stimulation of cleat formation in a subterranean coal formation | Fixed Constructions | 14 | Expired |
| US5865248A | Chemically induced permeability enhancement of subterranean coal formation | Fixed Constructions | 9 | Expired |
| US5944104A | Chemically induced stimulation of subterranean carbonaceous formations with gaseous oxidants | Fixed Constructions | 9 | Expired |
| US6381899B1 | Well drill cuttings disposal | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6247541A | Method of drive pipe replacements on offshore platforms | Fixed Constructions | 4 | Expired |
| US6302206A | Treatment for shut-in gas well | Fixed Constructions | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.