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US3406755A
Expired / Lapsed
US
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Forward in situ combustion method for reocvering hydrocarbons with production well cooling
Assignee: Mobil Oil AS
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Filing: 1967-05-31
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Granted: 1968-10-22
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Expires: 1987-05-31
Abstract
No abstract record available.
Inventors
- 👤 Lorld G Sharp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:15
CPC Classifications
E; E21; E21B; E21B36/00; E21B36/001; E21B43/00; E21B43/16; E21B43/24; E21B43/243
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2994375A
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US3240270A
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US3013609A
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US3228471A
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US3259185A
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US3160208A
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US3202219A
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US3343598A
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US3357490A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |