US3193477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic hydrodimerization process and extraction procedure
Assignee: Monsanto Co
•
Filing: 1962-04-20
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Granted: 1965-07-06
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Expires: 1982-04-20
Abstract
No abstract record available.
Inventors
- 👤 Manuel M Baizer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:10
CPC Classifications
C; C07; C07C; C07C255/00; C25; C25B; C25B3/00; C25B3/01; C25B3/07; C25B3/09; C25B3/20; C25B3/29; C25B3/295; C25B9/00; C25B9/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
IN THE ELECTROLYTIC REDUCTIVE COUPLING OF OLEFINIC COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF ALPHA, BETA-OLEFINIC NITRILES, ESTERS AND CARBOXAMIDES AND MIXTURES OF THE SAME BY ELECTROLYSIS IN AN QUEOUS SALT ELECTROLYTE SOLUTION IN CONTACT WITH THE CATHODE OF AN ELECTROLYSIS CELL AND RECOVERY OF THE REDUCED COUPLED PRODUCT, THE CONCENTRATION OF SALT IN AQUEOUS SOLUTION BEING SUCH THAT THE SOLUTION IS CAPABLE OF DISSOLVING AT LEAST 10% BY WEIGHT OF OLEFINIC COMPOUND BUT IS NOT COMPLETELY MISCIBLE WITH THE OLEFINIC COMPOUND, THE IMPROVEMENT WHICH COMPRISES CONTACTING THE AFORESAID AQUEOUS SALT ELECTROLYTE SOLUTION WITH LIQUID OLEFINIC COMPOUND IN EXCESS OF ITS SOLUBILITY IN THE AQUEOUS SALT ELECTROLYTE SOLUTION THEREBY EXTRACTING REDUCED COUPLED PRODUCT INTO THE THUS OBTAINED
Claim 2
Dependent Claim
117 words
IN THE ELECTROLYTIC REDUCTIVE COUPLING OF OLEFINIC COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF ALPHA, BETA-OLEFINIC NITRILES, ESTERS AND CARBOXAMIDES AND MIXTURES OF THE SAME BY ELECTROLYSIS IN AN QUEOUS SALT ELECTROLYTE SOLUTION IN CONTACT WITH THE CATHODE OF AN ELECTROLYSIS CELL AND RECOVERY OF THE REDUCED COUPLED PRODUCT, THE CONCENTRATION OF SALT IN AQUEOUS SOLUTION BEING SUCH THAT THE SOLUTION IS CAPABLE OF DISSOLVING AT LEAST 10% BY WEIGHT OF OLEFINIC COMPOUND BUT IS NOT COMPLETELY MISCIBLE WITH THE OLEFINIC COMPOUND, THE IMPROVEMENT WHICH COMPRISES CONTACTING THE AFORESAID AQUEOUS SALT ELECTROLYTE SOLUTION WITH LIQUID OLEFINIC COMPOUND IN EXCESS OF ITS SOLUBILITY IN THE AQUEOUS SALT ELECTROLYTE SOLUTION THEREBY EXTRACTING REDUCED COUPLED PRODUCT INTO THE THUS OBTAINED
References Cited (Backward Citations)
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US2726204A
Cited
US2632729A
Cited
US2700021A
Cited
US2749293A
Cited
US2944957A
Cited
US2972573A
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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) | 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 |