US2466050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of hydrocarbon conversion with a pretreated montmorillonite clay catalyst
Assignee: Houdry Process Corp
•
Filing: 1946-01-30
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Granted: 1949-04-05
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Expires: 1966-01-30
Abstract
No abstract record available.
Inventors
- 👤 Hubert A Shabaker
- 👤 Mills George Alexander
- 👤 Ruth C Denison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:39
CPC Classifications
B; B01; B01J; B01J21/00; B01J21/16; C; C10; C10G; C10G11/00; C10G11/02; C10G11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2129693A
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US2307795A
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US2174610A
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US2322624A
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US2366217A
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US2410436A
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US2388302A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |