Patent US1545148A successfully refreshed from Google Patents.
Patent US3702874A successfully refreshed from Google Patents.
US3702874A
Expired / Lapsed
US
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Hydrocarbon conversion process
Assignee: Texaco Inc
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Filing: 1970-12-07
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Granted: 1972-11-14
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Expires: 1990-12-07
Abstract
Abstract PARAFFIN HYDROCARBONS CONTAINING AT LEAST SEVEN CARBON ATOMS ARE SUBJECTED TO HYDROCRACKING AND ISOMERIZATION UNDER CONTROLLED TEMPERATURE CONDITIONS BY CONTACTING THE HYDROCARBON WITH HYDROGEN, CARBON MONOXIDE AND A CHLORIDE ACTIVATED PLATINUM-ALUMINA CATALYST.
Inventors
- 👤 John H Estes
- 👤 Stanley Kravitz
- 👤 Robert M Suggitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:05
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/38; B01J23/40; B01J23/42; C; C07; C07C; C07C5/00; C07C5/22; C07C5/27; C07C5/2767; C07C5/277; C07C5/2791; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-11-14 | 1976-05-15 | 1976-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-14 | 1980-05-15 | 1980-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-14 | 1984-05-15 | 1984-11-14 | $7700.00 | Window Closed / Lapsed |