US3232888A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of hydrogenation catalysts containing cobalt
Assignee: BASF SE
•
Filing: 1959-01-16
•
Granted: 1966-02-01
•
Expires: 1979-01-16
Abstract
No abstract record available.
Inventors
- 👤 Adam Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:57
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/76; B01J23/84; B01J23/85; B01J23/86; B01J23/864; B01J23/889; B01J23/8892; B01J27/00; B01J27/14; B01J27/186; B01J27/188; C; C07; C07C; C07C209/00; C07C209/44; C07C209/48
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
96 words
A HYDROGENATION CATALYST CONSISTING ESSENTIALLY OF THE COMPONENTS: (A) COBALT; (B) AT LEAST ONE METAL SELECTED FROM THE GROUP CONSISTING OF CHROMIUM AND MANGANESE; AND (C) AN ACID SELECTED FROM THE GROP CONSISTING OF THE POLY-ACID FORMS OF PHOSPHORIC, SULFURIC AND BORIC ACID, THERE BEING 5 TO 30 PARTS BY WEIGHT OF (A) TO LESS THAN 6 PARTS BY WEIGHT OF (B), AND (C) BEING PRESENT IN AN AMOUNT EQUIVALENT TO THE ADDITON OF THE CORRESPONDING ORTHO ACID IN AN AMOUNT OF 0.05 TO 5% BY WEIGHT WITH REFERENCE TO THE TOTAL WEIGHT OF THE CATALYST.
References Cited (Backward Citations)
US2210148A
Cited
US2500197A
Cited
US2496621A
Cited
US2692241A
Cited
US2704747A
Cited
US2717230A
Cited
US2802876A
Cited
US3057807A
Cited
US3009957A
Cited
US3050571A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |