US3651131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for converting trialkylaluminum compounds to aluminum alkoxides
Assignee: Gulf Research and Development Co
•
Filing: 1969-11-17
•
Granted: 1972-03-21
•
Expires: 1989-11-17
Abstract
Abstract A PROCESS FOR CONVERTING TRIALKYLALUMINUM COMPOUNDS TO ALUMINUM ALKOXIDES WHICH INVOLVES SUBJECTING THE TRIALKYLALUMINUM COMPOUND TO CONTACT WITH MOLECULAR OXYGEN AT MODERATE TEMPERATURES IN THE PRESENCE OF A METALLIC COMPOUND OF COPPER, IRON, MANGANESE, CHROMIUM, CESIUM, VANADIUM, TITANIUM, NICKEL, MAGNESIUM, ALUMINUM OR ZIRCONIUM.
Inventors
- 👤 Russell G Hay
- 👤 John G Mcnulty
- 👤 William L Walsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:39
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/48; C07C29/50; C07C29/54
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1975-03-21 | 1975-09-20 | 1976-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-03-21 | 1979-09-20 | 1980-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-03-21 | 1983-09-20 | 1984-03-21 | $7700.00 | Window Closed / Lapsed |