Patent US774811A successfully refreshed from Google Patents.
Patent US3210381A successfully refreshed from Google Patents.
US3210381A
Expired / Lapsed
US
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Process for the liquid phase direct oxidation of olefins to olefin oxides
Assignee: —
•
Filing: —
•
Granted: 1965-10-05
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Expires: 1982-10-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:47
CPC Classifications
C; C07; C07D; C07D301/00; C07D301/02; C07D301/03; C07D301/04; C07D301/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
PROCESS FOR THE PREPARATION OF OLEFIN OXIDES WHICH COMPRISES OXIDIZING AN EPOXIDIZABLE OLEFINICALLY UNSATURATED HYDROCARBON COMPOUND HAVING UP TO 18 CARBON ATOMS WITH MOLECULAR OXYGEN AT A TEMPERATURE WITHIN THE RANGE OF FROM 80*C TO 350*C. AND PRESSURES WITHIN THE RANGE OF FROM 0.5 TO 350 ATMOSPHERES IN A LIQUID REACTION MEDIUM CONSISTING ESSENTIALLY OF AN ESTER SELECTED FROM THE GROUP CONSISTING OF BORIC ACID ESTERS HAVING THE FORMULAE:
Claim 2
Dependent Claim
69 words
PROCESS FOR THE PREPARATION OF OLEFIN OXIDES WHICH COMPRISES OXIDIZING AN EPOXIDIZABLE OLEFINICALLY UNSATURATED HYDROCARBON COMPOUND HAVING UP TO 18 CARBON ATOMS WITH MOLECULAR OXYGEN AT A TEMPERATURE WITHIN THE RANGE OF FROM 80*C TO 350*C. AND PRESSURES WITHIN THE RANGE OF FROM 0.5 TO 350 ATMOSPHERES IN A LIQUID REACTION MEDIUM CONSISTING ESSENTIALLY OF AN ESTER SELECTED FROM THE GROUP CONSISTING OF BORIC ACID ESTERS HAVING THE FORMULAE:
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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |