US3012035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ionic bromination of aromatic and aliphatic compounds without hbr formation
Assignee: Monsanto Chemicals Ltd
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Filing: 1959-02-24
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Granted: 1961-12-05
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Expires: 1979-02-24
Abstract
No abstract record available.
Inventors
- 👤 William S Knowles
- 👤 Gerhard H Alt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:21
CPC Classifications
C; C07; C07C; C07C49/00; C07C49/76; C07C49/80; C07C49/813; C07B; C07B39/00; C07C17/00; C07C17/093; C07C17/10; C07C17/12; C07C37/00; C07C37/62; C07C45/00; C07C45/61; C07C45/63
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
84 words
IN A PROCESS FOR IONIC, LIQUID PHASE BROMINATION BY SUBSTITUTION WHICH COMPRISES CONTACTING AN ORGANIC COMPOUND HAVING AT LEAST ONE REACTIVE HYDROGEN THEREON WITH A MIXTURE OF SUBSTANTIALLY EQUIMOLAR AMOUNTS OF CHLORINE AND BROMINE, SAID COMPOUND BEING SELECTED FROM THE CLASS CONSISTING OF ALICYCLIC COMPOUNDS WHEREIN SAID HYDROGEN IS ON A CARBON ATOM ADJACENT TO AT LEAST ONE ACTIVATING GROUP SELECTED FROM THE CLASS CONSISTING OF CARBONYL, NITRILE, NITRO, SULPHONE AND SULPHOXY, THE IMPROVEMENT WHICH COMPRISES CARRYING OUT SAID PROCESS IN AN AQUEOUS MEDIUM.
Claim 2
Dependent Claim
84 words
IN A PROCESS FOR IONIC, LIQUID PHASE BROMINATION BY SUBSTITUTION WHICH COMPRISES CONTACTING AN ORGANIC COMPOUND HAVING AT LEAST ONE REACTIVE HYDROGEN THEREON WITH A MIXTURE OF SUBSTANTIALLY EQUIMOLAR AMOUNTS OF CHLORINE AND BROMINE, SAID COMPOUND BEING SELECTED FROM THE CLASS CONSISTING OF ALICYCLIC COMPOUNDS WHEREIN SAID HYDROGEN IS ON A CARBON ATOM ADJACENT TO AT LEAST ONE ACTIVATING GROUP SELECTED FROM THE CLASS CONSISTING OF CARBONYL, NITRILE, NITRO, SULPHONE AND SULPHOXY, THE IMPROVEMENT WHICH COMPRISES CARRYING OUT SAID PROCESS IN AN AQUEOUS MEDIUM.
Claim 3
Dependent Claim
91 words
IN A PROCESS FOR IONIC, LIQUID PHASE BROMINATION BY SUBSTITUTION WHICH COMPRISES CONTACTING AN ORGANIC COMPOUND HAVING AT LEAST ONE REACTIVE HYDROGEN THEREON WITH A MIXTURE OF SUBSTANTIALLY EQUIMOLAR AMOUNTS OF CHLORINE AND BROMINE, SAID COMPOUND BEING SELECTED FROM THE CLASS CONSISTING OF AROMATIC AND HETEROCYCLIC COMPOUNDS WHEREIN SAID HYDROGEN IS ON A CARBON ATOM WHICH IS OTHER THAT META TO AN ELECTRON RELEASING GROUP SELECTED FROM THE CLASS CONSISTING OF HYDROXYL, ACYLAMINO, ALKYL, ARYL, ALKOXYL AND ARYLOXYL, THE IMPROVEMENT WHICH COMPRISES CARRYING OUT SAID PROCESS IN AN AQUEOUS ME DIUM.
Claim 4
Dependent Claim
91 words
IN A PROCESS FOR IONIC, LIQUID PHASE BROMINATION BY SUBSTITUTION WHICH COMPRISES CONTACTING AN ORGANIC COMPOUND HAVING AT LEAST ONE REACTIVE HYDROGEN THEREON WITH A MIXTURE OF SUBSTANTIALLY EQUIMOLAR AMOUNTS OF CHLORINE AND BROMINE, SAID COMPOUND BEING SELECTED FROM THE CLASS CONSISTING OF AROMATIC AND HETEROCYCLIC COMPOUNDS WHEREIN SAID HYDROGEN IS ON A CARBON ATOM WHICH IS OTHER THAT META TO AN ELECTRON RELEASING GROUP SELECTED FROM THE CLASS CONSISTING OF HYDROXYL, ACYLAMINO, ALKYL, ARYL, ALKOXYL AND ARYLOXYL, THE IMPROVEMENT WHICH COMPRISES CARRYING OUT SAID PROCESS IN AN AQUEOUS ME DIUM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |