US2935526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of certain allylic terpene alcohols and related compounds
Assignee: Akzo Nobel Paints LLC
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Filing: 1955-09-07
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Granted: 1960-05-03
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Expires: 1975-09-07
Abstract
No abstract record available.
Inventors
- 👤 Joseph P Bain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:29
CPC Classifications
C; C07; C07C; C07C35/00; C07C35/02; C07C35/08; C07C35/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
THE PROCESS FOR PRODUCING ESTERS OF $1-3-HYDROXY SECONDARY ALCOHOLS OF THE P-METHANE SERIES WHICH CONSISTS ESSENTIALLY IN TREATING A MIXTURE OF A HYDROXY COMPOUND OF THE P-METHANE SERIES SELECTED FROM THE CLASS CONSISTING OF (1) THOSE HAVING A HYDROXYL GROUP AT THE 1-PISITION AND NON-CONJUGATED DISUBSTITUTED DOUBLE BOND IN THE 2,3-POSITION AS THE SOLE CYCLIC DOUBLE BOND AND (2) THOSE HAVING A HYDROXYL GROUP IN THE 3-POSITION AND A A NON-CONJUGATED TRI-SUBSTITUTED DOUBLE BOND IN THE 1,2POSITION AS THE SOLE CYCLIC DOUBLE BOND AND A CARBOXYLIC ACID AT A HYDROGEN ION CONCENTRATION IN THE RANGE OF THAT PRODUCED BY BOILING DISTILLED WATER AND 90% FORMIC ACID AT A TEMPERATURE OF 0*C. TO 100*C. FOR A TIME SUFFICIENT TO BRING ABOUT A SUBSTANTIAL INCREASE IN THE ESTER CONTINT OF THE MIXTURE, WHEREBY THERE IS PRODUCED A MIXTURE OF THE CIS AND TRANS FORMS OF A CARBOXYLIC ACID ESTER OF A 3-HYDROXY COMPOUND OF THE P-METHANE SERIES HAVING A DOUBLE BOND IN THE 1,2-POSITION.
Claim 2
Dependent Claim
162 words
THE PROCESS FOR PRODUCING ESTERS OF $1-3-HYDROXY SECONDARY ALCOHOLS OF THE P-METHANE SERIES WHICH CONSISTS ESSENTIALLY IN TREATING A MIXTURE OF A HYDROXY COMPOUND OF THE P-METHANE SERIES SELECTED FROM THE CLASS CONSISTING OF (1) THOSE HAVING A HYDROXYL GROUP AT THE 1-PISITION AND NON-CONJUGATED DISUBSTITUTED DOUBLE BOND IN THE 2,3-POSITION AS THE SOLE CYCLIC DOUBLE BOND AND (2) THOSE HAVING A HYDROXYL GROUP IN THE 3-POSITION AND A A NON-CONJUGATED TRI-SUBSTITUTED DOUBLE BOND IN THE 1,2POSITION AS THE SOLE CYCLIC DOUBLE BOND AND A CARBOXYLIC ACID AT A HYDROGEN ION CONCENTRATION IN THE RANGE OF THAT PRODUCED BY BOILING DISTILLED WATER AND 90% FORMIC ACID AT A TEMPERATURE OF 0*C. TO 100*C. FOR A TIME SUFFICIENT TO BRING ABOUT A SUBSTANTIAL INCREASE IN THE ESTER CONTINT OF THE MIXTURE, WHEREBY THERE IS PRODUCED A MIXTURE OF THE CIS AND TRANS FORMS OF A CARBOXYLIC ACID ESTER OF A 3-HYDROXY COMPOUND OF THE P-METHANE SERIES HAVING A DOUBLE BOND IN THE 1,2-POSITION.
References Cited (Backward Citations)
GB532614A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-03 | 1963-11-02 | 1964-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-03 | 1967-11-02 | 1968-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-03 | 1971-11-02 | 1972-05-03 | $7700.00 | Window Closed / Lapsed |