Patent US2432298A successfully refreshed from Google Patents.
US2432298A
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Process and apparatus for thermal conversion of hydrocarbons
Assignee: ExxonMobil Oil Corp
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Filing: 1946-05-04
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Granted: 1947-12-09
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Expires: 1966-05-04
Abstract
No abstract record available.
Inventors
- 👤 Sylvander C Eastwood
- 👤 Louis P Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:43
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/18; B01J8/24; B01J8/26; C; C10; C10G; C10G9/00; C10G9/28; C10G9/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2337684A
Cited
US2378342A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-08 | 1951-06-09 | 1951-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-08 | 1955-06-09 | 1955-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-08 | 1959-06-09 | 1959-12-09 | $7700.00 | Window Closed / Lapsed |