US3234283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of tertiary amines
Assignee: Shell USA Inc
•
Filing: 1963-05-27
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Granted: 1966-02-08
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Expires: 1983-05-27
Abstract
No abstract record available.
Inventors
- 👤 Harry De V Finch
- 👤 Robert E Meeker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:55
CPC Classifications
B; B01; B01J; B01J31/00; B01J31/16; B01J31/20; B01J31/24; C; C07; C07C; C07C209/00; C07C209/60; B01J2231/00; B01J2231/30; B01J2231/32; B01J2231/321; B01J2531/00; B01J2531/80; B01J2531/84; B01J2531/845
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
THE PROCESS FOR THE PRODUCTIN OF A TRI-ALKYL AMINE WHICH CONSISTS ESSENTIALLY OF REACTING A MONO-OLEFINIC HYDROCARBON HAVING UP TO TWENTY CARBON ATOMS TO THE MOLECULE WITHCARBON MONOXIDE,HYDROGEN AND A DI-ALKYL AMINE AT A TEMPERATURE FROM ABOUT 100 TO ABOUT 250*C., AND A PRESSURE OF FROM ABOUT 100 TO ABOUT 3000 P.SI.G. IN THE PRESENCE OF A CATALYST CONSISTING ESSENTIALLY OF COBALT CARBONYL TRI-HYDROCARBON PHOSPHINE, WHEREIN EACH OF THE HYDROARBON RADICALS IN SAID TRI-HYDROCARBON PHOSPHINE IS A MEMBER OF THE GROUP CONSISTING OF ACYCLIC ALIPHATIC ALICYCLIC ALPHATIC AND AROMATIC HYDROCARBON RADICALS, WHEREIN SAID TRI-HYDROCARBON PHOSPHINE COTAINS A TOTAL OF UP TO THIRTY CARBON ATOMS AND WHEREIN THE TOTAL NUMBER OF CABON ATOMS IN ANY ONE OF SAID HYDROCARBON RADICALS IN SAID TRI-HYDROCARBON PHOSPHINE DOES NOT EXCEED EIGHTEEN.
Claim 2
Dependent Claim
127 words
THE PROCESS FOR THE PRODUCTIN OF A TRI-ALKYL AMINE WHICH CONSISTS ESSENTIALLY OF REACTING A MONO-OLEFINIC HYDROCARBON HAVING UP TO TWENTY CARBON ATOMS TO THE MOLECULE WITHCARBON MONOXIDE,HYDROGEN AND A DI-ALKYL AMINE AT A TEMPERATURE FROM ABOUT 100 TO ABOUT 250*C., AND A PRESSURE OF FROM ABOUT 100 TO ABOUT 3000 P.SI.G. IN THE PRESENCE OF A CATALYST CONSISTING ESSENTIALLY OF COBALT CARBONYL TRI-HYDROCARBON PHOSPHINE, WHEREIN EACH OF THE HYDROARBON RADICALS IN SAID TRI-HYDROCARBON PHOSPHINE IS A MEMBER OF THE GROUP CONSISTING OF ACYCLIC ALIPHATIC ALICYCLIC ALPHATIC AND AROMATIC HYDROCARBON RADICALS, WHEREIN SAID TRI-HYDROCARBON PHOSPHINE COTAINS A TOTAL OF UP TO THIRTY CARBON ATOMS AND WHEREIN THE TOTAL NUMBER OF CABON ATOMS IN ANY ONE OF SAID HYDROCARBON RADICALS IN SAID TRI-HYDROCARBON PHOSPHINE DOES NOT EXCEED EIGHTEEN.
References Cited (Backward Citations)
US2073671A
Cited
US2497310A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |