Patent US3412013A successfully refreshed from Google Patents.
US3412013A
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Regenerating a cracking catalyst by hydrogen and oxygen treatment
Assignee: Mobil Oil AS
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Filing: 1967-02-15
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Granted: 1968-11-19
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Expires: 1987-02-15
Abstract
No abstract record available.
Inventors
- 👤 Vernon O Bowles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:46
CPC Classifications
C; C10; C10G; C10G11/00; C10G11/14; C10G11/18; C10G11/182; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/08; B01J29/082; B01J29/90; B01J37/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3236761A
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US2765265A
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US3188184A
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US3132091A
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US3197399A
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US3248319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |