US3159689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cyclic process for the production of alpha olefins by reacting halogenous organic aluminium compounds with olefins
Assignee: ZIEGLER AG
•
Filing: 1960-03-15
•
Granted: 1964-12-01
•
Expires: 1980-03-15
Abstract
No abstract record available.
Inventors
- 👤 Ziegler Karl
- 👤 Koster Roland
- 👤 Kroll Wolf Rainer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:25
CPC Classifications
C; C07; C07C; C07C1/00; C07C1/32; C07C1/325; C07C1/327; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/906; Y10S585/929; Y10S585/93; Y10S585/931
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A CYCLIC PROCESS FOR THE PRODUCTION OF AN ALPHA OLEFIN BY REACTIN AN ORGANIC ALUMINUM HALIDE COMPOUND OF THE GENERAL FORMULA R2 ALX WHERIN R REPRESENTS AN ALKYL RADICAL HAVING AT LEAST TWO CARBON ATOMS AND CONTAINING NO UNSATURATED BOND AND NO BRANCHING ON THE CARBON ATOMS BONDED TO ALUMINUM AND X IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE, WITH AN OLEFIN IN THE PRESENT OF AN ALUMINUM COMPOUND OF THE GENERAL FORMULA
Claim 2
Dependent Claim
78 words
A CYCLIC PROCESS FOR THE PRODUCTION OF AN ALPHA OLEFIN BY REACTIN AN ORGANIC ALUMINUM HALIDE COMPOUND OF THE GENERAL FORMULA R2 ALX WHERIN R REPRESENTS AN ALKYL RADICAL HAVING AT LEAST TWO CARBON ATOMS AND CONTAINING NO UNSATURATED BOND AND NO BRANCHING ON THE CARBON ATOMS BONDED TO ALUMINUM AND X IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE, WITH AN OLEFIN IN THE PRESENT OF AN ALUMINUM COMPOUND OF THE GENERAL FORMULA
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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |