Patent US3706304A successfully refreshed from Google Patents.
Patent US3007970A successfully refreshed from Google Patents.
US3007970A
Expired / Lapsed
US
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Preparation of sodium hydrocarbon boron compounds
Assignee: Ethyl Corp
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Filing: 1958-12-29
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Granted: 1961-11-07
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Expires: 1978-12-29
Abstract
No abstract record available.
Inventors
- 👤 Eugene C Ashby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:59
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/02; C07F5/027; C07F7/00; C07F7/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
THE PROCESS FOR THE MANUFACTURE OF SODIUM HYDROCARBON BORON COMPOUNDS WHICH COMPRISES REACTING SODIUM METAL WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF ETHYL CHLORIDE AND METHYL CHLORIDE AND A HYDROCARBON BORON COMPOUND CONTAINING AT LEAST ONE HYDROCARBON GROUP SELECTED FROM THE GROUP CONSISTING OF ALKYL, ALKENYL, CYCLOALKYL, CYCLOALKENYL, AND ARYL GROUPS ATTACHED TO BORON AND THE REMAINING VALENCIES OF THE BORON ARE SATISFIED BY A GROUP SELECTED FROM HYDROGEN AND ALKYL, ALKENYL, CYCLOALKYL, CYCLOALKENYL, AND ARYL GROUPS.
Claim 2
Dependent Claim
79 words
THE PROCESS FOR THE MANUFACTURE OF SODIUM HYDROCARBON BORON COMPOUNDS WHICH COMPRISES REACTING SODIUM METAL WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF ETHYL CHLORIDE AND METHYL CHLORIDE AND A HYDROCARBON BORON COMPOUND CONTAINING AT LEAST ONE HYDROCARBON GROUP SELECTED FROM THE GROUP CONSISTING OF ALKYL, ALKENYL, CYCLOALKYL, CYCLOALKENYL, AND ARYL GROUPS ATTACHED TO BORON AND THE REMAINING VALENCIES OF THE BORON ARE SATISFIED BY A GROUP SELECTED FROM HYDROGEN AND ALKYL, ALKENYL, CYCLOALKYL, CYCLOALKENYL, AND ARYL GROUPS.
References Cited (Backward Citations)
US2880242A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-06 | 1965-05-08 | 1965-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-06 | 1969-05-08 | 1969-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-06 | 1973-05-08 | 1973-11-07 | $7700.00 | Window Closed / Lapsed |