US3091607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymerisation of ethylene with a catalyst aluminum, a halide of titanium or vanadium and a halogen
Assignee: Distillers Co Yeast Ltd
•
Filing: 1959-07-06
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Granted: 1963-05-28
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Expires: 1979-07-06
Abstract
No abstract record available.
Inventors
- 👤 Raum Alaric Louis Jeffrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:30
CPC Classifications
C; C08; C08F; C08F10/00; Y; Y10; Y10S; Y10S526/00; Y10S526/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A PROCESS WHICH COMPRISED SUBJECTING ETHYLENE IN A LIQUID VEHICLE TO AN ELEVATED TEMPERATURE, AN ELEVATED PRESSURE AND AN INORGANIC ACTIVATED CATALYST SYSTEM FORMED IN A LIQUID VEHICLE FROM COMPONENTS (A) ALUMINUM, (B) AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF TITANIUM DIHALIDE, TITANIUM TRIHALIDE AND VANADIUM TRIHALIDE AND (C) AN ACTIVATOR THEREFOR, THE ACTIVATOR BEING AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF HALOGEN AND AN INTERHALOGEN COMPOUND.
Claim 2
Dependent Claim
73 words
A PROCESS WHICH COMPRISED SUBJECTING ETHYLENE IN A LIQUID VEHICLE TO AN ELEVATED TEMPERATURE, AN ELEVATED PRESSURE AND AN INORGANIC ACTIVATED CATALYST SYSTEM FORMED IN A LIQUID VEHICLE FROM COMPONENTS (A) ALUMINUM, (B) AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF TITANIUM DIHALIDE, TITANIUM TRIHALIDE AND VANADIUM TRIHALIDE AND (C) AN ACTIVATOR THEREFOR, THE ACTIVATOR BEING AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF HALOGEN AND AN INTERHALOGEN COMPOUND.
References Cited (Backward Citations)
US2899413A
Cited
US2899416A
Cited
FR1132506A
Cited
GB778639A
Cited
FR1147868A
Cited
GB794785A
Cited
BE552578A
Cited
US2959576A
Cited
US2970133A
Cited
US2886561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |