Patent US3010516A successfully refreshed from Google Patents.
US3010516A
Expired / Lapsed
US
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Burner and process for in situ combustion
Assignee: Phillips Petroleum Co
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Filing: 1957-11-18
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Granted: 1961-11-28
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Expires: 1977-11-18
Abstract
No abstract record available.
Inventors
- 👤 Arthur R Schleicher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:24
CPC Classifications
E; E21; E21B; E21B36/00; E21B36/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US444850A
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US1222922A
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US2382471A
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US2506853A
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US2584606A
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US2670047A
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US2793696A
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US2832417A
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US2923535A
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US2930598A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |