US3042722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidation of cyclic olefins
Assignee: Standard Oil Co
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Filing: 1959-08-31
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Granted: 1962-07-03
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Expires: 1979-08-31
Abstract
No abstract record available.
Inventors
- 👤 Emil F Jason
- 👤 Ellis K Fields
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:55
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/27; C07C45/32; C07C45/33; C07C45/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
THE PREPARATION OF A KETONE OF A CYCLIC MONO-OLEFIN WHICH COMPRISES: OXIDIZING IN THE LIQUID PHASE A CYCLIC OLEFIN HYDROCARBON SELECTED FROM THE GROUP CONSISTING OF CYCLIC MONO-OLEFIN HYDROCARBON AND 1-ALKYL HYDROCARBON DERIVATIVES THEREOF WITH A MOLECULAR OXYGEN-CONTAINING GAS IN THE PRESENCE OF AN INERT, MILDLY ACIDIC REACTION MEDIUM BUFFERED TO A PH ABOVE 5 AND UP TO 7 AND A CATALYST SYSTEM CONSISTING ESSENTIALLY OF BROMINE AND A HEAVY METAL OXIDATION CATALYST, AND RECOVERING FROM THE RESULTING REACTION MIXTURE A KETONE OF A CYCLIC MONOOLEFIN.
Claim 2
Dependent Claim
86 words
THE PREPARATION OF A KETONE OF A CYCLIC MONO-OLEFIN WHICH COMPRISES: OXIDIZING IN THE LIQUID PHASE A CYCLIC OLEFIN HYDROCARBON SELECTED FROM THE GROUP CONSISTING OF CYCLIC MONO-OLEFIN HYDROCARBON AND 1-ALKYL HYDROCARBON DERIVATIVES THEREOF WITH A MOLECULAR OXYGEN-CONTAINING GAS IN THE PRESENCE OF AN INERT, MILDLY ACIDIC REACTION MEDIUM BUFFERED TO A PH ABOVE 5 AND UP TO 7 AND A CATALYST SYSTEM CONSISTING ESSENTIALLY OF BROMINE AND A HEAVY METAL OXIDATION CATALYST, AND RECOVERING FROM THE RESULTING REACTION MIXTURE A KETONE OF A CYCLIC MONOOLEFIN.
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) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |