Patent US3032489A successfully refreshed from Google Patents.
US3032489A
Expired / Lapsed
US
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Electrolytic production of acyclic carboxylic acids from hydrocarbons
Assignee: Sunoco Inc
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Filing: 1959-06-15
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Granted: 1962-05-01
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Expires: 1979-06-15
Abstract
No abstract record available.
Inventors
- 👤 Junior W Loveland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:36
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/15; C25; C25B; C25B3/00; C25B3/01; C25B3/07; C25B3/20; C25B3/25
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
PROCESS FOR PREPARING CARBOXYLIC ACIDS WHICH COMPRISES CATHODICALLY REDUCING AN ACYCLIC HYDROCARBON CONTAINING CONJUGATED UNSATURATION IN THE PRESENCE OF AN ELECTROLYTE HAVING HALF-WAVE POTENTIAL MORE NEGATIVE THAN THAT OF THE HYDROCARBON AND A MUTUAL SOLVENT FOR THE HYDROCARBON AND THE ELECTROYTE, THE SOLVENT HAVING DECOMPOSITION POTENTIAL MORE NEGATIVE THAN THE HALF-WAVE POTENTIAL OF THE ELECTROLYTE, THEREBY TO PRODUCE A HYDROCARBON FREE RADICAL, AND REACTING THE LATTER IN SITU WITH CARBON DIOXIDE AND HYDROGEN ION TO FORM A CARBOXYLIC ACID SAID CARBON DIOXIDE BEING INTRODUCED INTO SAID HYDROCARBON DURING SAID REDUCING.
Claim 2
Dependent Claim
90 words
PROCESS FOR PREPARING CARBOXYLIC ACIDS WHICH COMPRISES CATHODICALLY REDUCING AN ACYCLIC HYDROCARBON CONTAINING CONJUGATED UNSATURATION IN THE PRESENCE OF AN ELECTROLYTE HAVING HALF-WAVE POTENTIAL MORE NEGATIVE THAN THAT OF THE HYDROCARBON AND A MUTUAL SOLVENT FOR THE HYDROCARBON AND THE ELECTROYTE, THE SOLVENT HAVING DECOMPOSITION POTENTIAL MORE NEGATIVE THAN THE HALF-WAVE POTENTIAL OF THE ELECTROLYTE, THEREBY TO PRODUCE A HYDROCARBON FREE RADICAL, AND REACTING THE LATTER IN SITU WITH CARBON DIOXIDE AND HYDROGEN ION TO FORM A CARBOXYLIC ACID SAID CARBON DIOXIDE BEING INTRODUCED INTO SAID HYDROCARBON DURING SAID REDUCING.
References Cited (Backward Citations)
US1955046A
Cited
US2773092A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |