US2819279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ozonization of olefinic compounds to a carboxylic acid and an aldehyde
Assignee: Standard Oil Co
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Filing: 1950-07-22
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Granted: 1958-01-07
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Expires: 1970-07-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur B Brown
- 👤 Joseph W Sparks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:42
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/40; C07C51/00; C07C51/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A PROCESS FOR PREPARING A CARBOXYLIC ACID AND AN ALDEHYDE FROM AN OLEFINIC HYDROCARBON HAVING THE FORMULA RCH-CHR'', WHERE R AND R'' ARE SUBSTITUENTS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND ORGANIC RADICALS, WHICH COMPRISES INTIMATELY COMMINGLING SAID OLEFINIC HYDROCARBON WITH AN IMMISCIBLE AQUEOUS PHASE,MAINTAINING THE PH OF SAID AQUEOUS PHASE ABOVE ABOUT 9 BY INCORPORATING THEREIN AN ALKALINE COMPOUND OF A METAL SELECTED FROM TEH GROUP CONSISTING OF THE ALKALI METALS AND THE ALKALINE-EARTH METALS, PASSING OZONE THROUGH THE RESULTING MIXTURE AT A TEMPERATURE BETWEEN ABOUT 35 AND 150*F., AND SEPARATING A CARBOXYLIC ACID AND AN ALDEHYDE FROM THE RESULTING REACTION PRODUCT.
Claim 2
Dependent Claim
104 words
A PROCESS FOR PREPARING A CARBOXYLIC ACID AND AN ALDEHYDE FROM AN OLEFINIC HYDROCARBON HAVING THE FORMULA RCH-CHR'', WHERE R AND R'' ARE SUBSTITUENTS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND ORGANIC RADICALS, WHICH COMPRISES INTIMATELY COMMINGLING SAID OLEFINIC HYDROCARBON WITH AN IMMISCIBLE AQUEOUS PHASE,MAINTAINING THE PH OF SAID AQUEOUS PHASE ABOVE ABOUT 9 BY INCORPORATING THEREIN AN ALKALINE COMPOUND OF A METAL SELECTED FROM TEH GROUP CONSISTING OF THE ALKALI METALS AND THE ALKALINE-EARTH METALS, PASSING OZONE THROUGH THE RESULTING MIXTURE AT A TEMPERATURE BETWEEN ABOUT 35 AND 150*F., AND SEPARATING A CARBOXYLIC ACID AND AN ALDEHYDE FROM THE RESULTING REACTION PRODUCT.
References Cited (Backward Citations)
US1423753A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-06 | 1961-07-08 | 1962-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-06 | 1965-07-08 | 1966-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-06 | 1969-07-08 | 1970-01-07 | $7700.00 | Window Closed / Lapsed |