US3258431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalysts and their use
Assignee: BP PLC
•
Filing: 1963-12-10
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Granted: 1966-06-28
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Expires: 1983-12-10
Abstract
No abstract record available.
Inventors
- 👤 Fisher Arnold
- 👤 Ford John Frederick
- 👤 Carruthers John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:35
CPC Classifications
C; C10; C10G; C10G45/00; C10G45/02; C10G45/04; C10G45/06; B; B01; B01J; B01J23/00; B01J23/70; B01J23/74; B01J23/755; C10G45/32; C10G45/34; C10G45/36; B01J37/00; B01J37/02; B01J37/0201; C10G2400/00; C10G2400/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A CATALYST SUITABLE FOR THE HYDROGENATION OF ORGANIC COMPOUNDS AT TEMPERATURES OF FROM 0 TO 200*C. COMPRISING A NICKEL-CONTAINING HYDROGENATING COMPONENT SELECTED FROM THE GROUP CONSISTING OF NICKEL AND NICKEL COMPOUND, THE NICKEL CONTENT, EXPRESSED AS ELEMENTAL NICKEL, OF SAID HYDROGENATING COMPONENT CONSTITUTING FROM 1 TO 50% WEIGHT BY WEIGHT OF THE TOTAL CATALYST, A BASE CONSISTING ESSENTIALLY OF SEPIOLITE AND FROM 0.1 TO 5% WEIGHT BY WEIGHT OF SEPIOLITE OF AN ADDED ALKALI METAL.
Claim 2
Dependent Claim
75 words
A CATALYST SUITABLE FOR THE HYDROGENATION OF ORGANIC COMPOUNDS AT TEMPERATURES OF FROM 0 TO 200*C. COMPRISING A NICKEL-CONTAINING HYDROGENATING COMPONENT SELECTED FROM THE GROUP CONSISTING OF NICKEL AND NICKEL COMPOUND, THE NICKEL CONTENT, EXPRESSED AS ELEMENTAL NICKEL, OF SAID HYDROGENATING COMPONENT CONSTITUTING FROM 1 TO 50% WEIGHT BY WEIGHT OF THE TOTAL CATALYST, A BASE CONSISTING ESSENTIALLY OF SEPIOLITE AND FROM 0.1 TO 5% WEIGHT BY WEIGHT OF SEPIOLITE OF AN ADDED ALKALI METAL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |