US3793354A
Expired / Lapsed
US
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Dehydrogenation of alcohols to ketones
Assignee: Texaco Inc
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Filing: 1972-02-23
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Granted: 1974-02-19
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Expires: 1992-02-23
Abstract
Abstract A GROUP VIII METAL CONTAINING PYROLYZED POLYCARYLONITRILE POLYMER CATALYST AND HYDROCARBON CONVERSION PROCESS FOR THE DEHYDROGENATION OF ALCOHOLS TO KETONES PARTICULARLY ISOPROPYL ALCOHOL TO ACETONE AND THE DEHYDROGENATION OF NITRO COMPOUNDS TO AMINES, PARTICULARLY 2-NITROPROPANE TO ISOPROPYLAMINE BY THE USE OF SAID CATALYST.
Inventors
- 👤 E Cole
- 👤 I Schwager
- 👤 R Leak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:15
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/002; B; B01; B01J; B01J23/00; B01J23/38; B01J23/40; B01J23/42; B01J23/70; B01J23/74; B01J23/755; B01J27/00; B01J27/20; B01J27/22; B01J31/00; B01J31/02; B01J31/06; B01J31/40; B01J31/4007; B01J31/4015; B01J31/4023; B01J31/4038; B01J37/00; B01J37/02; B01J37/0201; B01J37/0207; B01J2231/00; B01J2231/70; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/584
Claims Analysis
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References Cited (Backward Citations)
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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) | 1977-02-18 | 1977-08-20 | 1978-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-18 | 1981-08-20 | 1982-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-18 | 1985-08-20 | 1986-02-19 | $7700.00 | Window Closed / Lapsed |