US2959607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Higher aluminum alkyls and products therefrom
Assignee: WR Grace and Co
•
Filing: 1959-06-29
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Granted: 1960-11-08
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Expires: 1979-06-29
Abstract
No abstract record available.
Inventors
- 👤 Frank X Werber
- 👤 Frank A Mirabile
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:24
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/48; C07C29/50; C07C29/54; C07F; C07F5/00; C07F5/06; C07F5/061; C07F5/062
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
THE PROCESS OF MAKING ALUMINUM ALKYLS CONTAINING AT LEAST ONE N-OCTYL GROUP THAT COMPRISES REACTING OCTENE-2 WITH AT LEAST A STOICHIOMETRIC AMOUNT OF ALUMINUM TRIISOBUTYL IN THE PRESENCE OF A COCL2 CATALYST AT A TEMPERATURE OF 25-150*C. AND SUBSTANTIALLY ATMOSPHERIC PRESSURE.
Claim 2
Dependent Claim
41 words
THE PROCESS OF MAKING ALUMINUM ALKYLS CONTAINING AT LEAST ONE N-OCTYL GROUP THAT COMPRISES REACTING OCTENE-2 WITH AT LEAST A STOICHIOMETRIC AMOUNT OF ALUMINUM TRIISOBUTYL IN THE PRESENCE OF A COCL2 CATALYST AT A TEMPERATURE OF 25-150*C. AND SUBSTANTIALLY ATMOSPHERIC PRESSURE.
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) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |