US2714602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydroxylation of vinylcyclohexene
Assignee: DISTILLCRS Co Ltd
•
Filing: 1950-04-18
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Granted: 1955-08-02
•
Expires: 1970-04-18
Abstract
No abstract record available.
Inventors
- 👤 Abbott Leslie Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:14
CPC Classifications
C; C07; C07C; C07C69/00; C07C69/02; C07C69/12; C07C69/16; C07C35/00; C07C35/02; C07C35/08; C07C35/14; C07C69/22; C07C69/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A PROCESS FOR THE PRODUCTION OF DIESTERS OF ETHYL CYCLOHEXAN-3:4-DIOL WHICH COMPRISES, THE STEP OF REACTING VINYLCYCLOHEXEN-3:4 WITH ABOUT 1 MOLAR PROPORTION OF A PERACID SELECTED FROM THE GROUP CONSISTING OF PERFORMIC AND PERACETIC ACID, DISSOLVED IN THE CORRESPONDING CARBOXYLIC ACID, AT A TEMPERATURE OF 35-95* C., IN THE PRESENCE OF A CATALYTIC AMOUNT OF SULPHURIC ACID, THE STEP OF HYDROLYSING THE MONOESTER SO PRODUCED, THE STEP OF ESTERIFYING THE RESULTANT DIOL, AND HYDROGENATING THE RESULTANT ESTERIFIED DIOL TO PRODUCE A DIESTER OF ETHYL CYCLOHEXAN3:4-DIOL.
Claim 2
Dependent Claim
85 words
A PROCESS FOR THE PRODUCTION OF DIESTERS OF ETHYL CYCLOHEXAN-3:4-DIOL WHICH COMPRISES, THE STEP OF REACTING VINYLCYCLOHEXEN-3:4 WITH ABOUT 1 MOLAR PROPORTION OF A PERACID SELECTED FROM THE GROUP CONSISTING OF PERFORMIC AND PERACETIC ACID, DISSOLVED IN THE CORRESPONDING CARBOXYLIC ACID, AT A TEMPERATURE OF 35-95* C., IN THE PRESENCE OF A CATALYTIC AMOUNT OF SULPHURIC ACID, THE STEP OF HYDROLYSING THE MONOESTER SO PRODUCED, THE STEP OF ESTERIFYING THE RESULTANT DIOL, AND HYDROGENATING THE RESULTANT ESTERIFIED DIOL TO PRODUCE A DIESTER OF ETHYL CYCLOHEXAN3:4-DIOL.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-01 | 1959-01-31 | 1959-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-01 | 1963-01-31 | 1963-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-01 | 1967-01-31 | 1967-08-02 | $7700.00 | Window Closed / Lapsed |