US3193476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic hydrodimerization of two different alpha, beta-olefinic compounds
Assignee: Monsanto Co
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Filing: 1961-12-29
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Granted: 1965-07-06
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Expires: 1981-12-29
Abstract
No abstract record available.
Inventors
- 👤 Manuel M Baizer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:00
CPC Classifications
C; C25; C25B; C25B3/00; C25B3/20; C25B3/29; C25B3/295; C25B3/01; C25B3/07; C25B3/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
194 words
THE METHOD OF PRODUCING A REDUCED COUPLED PRODUCT OF TWO DIFFERENT OLEFINIC COMPOUNDS WHICH COMPRISES SUBJECTING A SOLUTIN OF TWO DIFFERENT COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF ALPHA, BETA-OLEFINIC NITRILES, ESTERS AND CARBOXAMIDES TO ELECTROLYSIS IN CONTACT WITH A CATHODE, THE SAID TWO OLEFINIC COMPOUNDS DIFFERING IN REDUCTION POTENTIAL VS. THE SATURATED CALOMEL ELECTRODE BY AT LEAST 0.3 VOLT, THE ELECTROLYSIS BEING ACONDUCTED IN A DIVIDED CELL IN WHICH BOTH CATHODE AND ANODE ARE IN ACTUAL PHYSICAL CONTACT WITH ELECTROLYTE AND AT AN AMPERAGE SUCH THAT THE CATHODE POTENTIAL IS CLOSE TO THAT REQUIRED FOR REDUCTION OF THE MORE EASILY REDUCIBLE OLEFINIC COMPOUND, THE SOLUTION COMPRISING AT LEAST 10% BY WEIGHT OF THE OLEFINIC COMPOUNDS, A SALT SELECTED FROM THE GROUP CONSISTING OF AMINE AND QUATERNARY AMMONIUM SULFONATES AND ALKYLSULFATES, AND WATER, THE SOLUTION BEING NON-ACIDIC AND HAVING A PH BELOW THE VALUE AT WHICH SUBSTANTIAL HYDROLYSIS OF THE ESTER GROUP OCCURS WHEN ONE OF THE OLEFINIC COMPOUNDS IS AN OLEFINIC ESTER, AND BELOW THE VALUE AT WHICH SUBSTANTIAL ADDITION OF WATER TO THE DOUBLE BOND OCCURS WHEN ONE OF THE OLEFINIC COMPOUNDS IS AN OLEFINIC NITRILE AND RECOVERING THE REDUCED, COUPLED PRODUCT.
Claim 2
Independent Claim
194 words
THE METHOD OF PRODUCING A REDUCED COUPLED PRODUCT OF TWO DIFFERENT OLEFINIC COMPOUNDS WHICH COMPRISES SUBJECTING A SOLUTIN OF TWO DIFFERENT COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF ALPHA, BETA-OLEFINIC NITRILES, ESTERS AND CARBOXAMIDES TO ELECTROLYSIS IN CONTACT WITH A CATHODE, THE SAID TWO OLEFINIC COMPOUNDS DIFFERING IN REDUCTION POTENTIAL VS. THE SATURATED CALOMEL ELECTRODE BY AT LEAST 0.3 VOLT, THE ELECTROLYSIS BEING ACONDUCTED IN A DIVIDED CELL IN WHICH BOTH CATHODE AND ANODE ARE IN ACTUAL PHYSICAL CONTACT WITH ELECTROLYTE AND AT AN AMPERAGE SUCH THAT THE CATHODE POTENTIAL IS CLOSE TO THAT REQUIRED FOR REDUCTION OF THE MORE EASILY REDUCIBLE OLEFINIC COMPOUND, THE SOLUTION COMPRISING AT LEAST 10% BY WEIGHT OF THE OLEFINIC COMPOUNDS, A SALT SELECTED FROM THE GROUP CONSISTING OF AMINE AND QUATERNARY AMMONIUM SULFONATES AND ALKYLSULFATES, AND WATER, THE SOLUTION BEING NON-ACIDIC AND HAVING A PH BELOW THE VALUE AT WHICH SUBSTANTIAL HYDROLYSIS OF THE ESTER GROUP OCCURS WHEN ONE OF THE OLEFINIC COMPOUNDS IS AN OLEFINIC ESTER, AND BELOW THE VALUE AT WHICH SUBSTANTIAL ADDITION OF WATER TO THE DOUBLE BOND OCCURS WHEN ONE OF THE OLEFINIC COMPOUNDS IS AN OLEFINIC NITRILE AND RECOVERING THE REDUCED, COUPLED PRODUCT.
References Cited (Backward Citations)
US2726204A
Cited
US2632729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |