US3647845A
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Stabilization of cobalt carbonyl compounds by azoxy-dentated ligands
Assignee: JOHN B WILKES
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Filing: 1969-09-12
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Granted: 1972-03-07
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Expires: 1989-09-12
Abstract
Abstract AT A TEMPERATURE IN THE RANGE OF 100*C. TO 255*C. THE DESTRUCTIVE DISSOCIATION OF COBALT CARBONYL COMPOUNDS TO COBALT METAL AND RESIDUE IN INHIBITED BY THE ACTION OF ONE OR MORE AZXY-DENTATED CHELATION LIGANDS.
Inventors
- 👤 John B Wilkes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:24
CPC Classifications
B; B01; B01J; B01J31/00; B01J31/16; B01J31/22; B01J31/2204; B01J31/2208; B01J31/2226; B01J31/2243; B01J31/20; C; C01; C01G; C01G51/00; C01G51/02; C07; C07C; C07C29/00; C07C29/16; B01J2231/00; B01J2231/30; B01J2231/32; B01J2231/321; B01J2531/00; B01J2531/80; B01J2531/84; B01J2531/845
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) | 1975-03-07 | 1975-09-06 | 1976-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-03-07 | 1979-09-06 | 1980-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-03-07 | 1983-09-06 | 1984-03-07 | $7700.00 | Window Closed / Lapsed |