US2772271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Addition of olefins and amines
Assignee: Commercial Solvents Corp
•
Filing: 1953-12-01
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Granted: 1956-11-27
•
Expires: 1973-12-01
Abstract
No abstract record available.
Inventors
- 👤 Wilbert H Urry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:47
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/04; C07D207/08; C07C; C07C209/00; C07C209/60; C07D211/00; C07D211/04; C07D211/06; C07D211/08; C07D211/10; C07D211/12; C07D211/14; C07D211/18; C07D211/20; C07D211/22; C07D211/34; C07D295/00; C07D295/02; C07D295/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A PROCESS FOR EFFECTING ALPHA CARBON ALKYLATION OF AMINES WHICH COMPRISES REACTION A TERMINAL MONOOLEFINE SELECTED FROM THE GROUP CONSISTING OF UNSUBSTITUTED OLEFINS, HYDROXY SUBSTITUTED OLEFINS, AND CYANO SUBSTITUTED OLEFINS AND AN AMINE SELECTED FROM THE GROUP CONSISTING OF PRIMARY AND SECONDARY ALKYL AND CYCLOALKYL AMINES, SATURATED HETEROCYCLIC SECONDARY AMINES CONTAINING CARBON AND NITROGEN IN THE HETEROCYCLIC RING AND SATURATED HETEROCYLIC TERITARY AMINES CONTAINING CARBON AND NITROGEN IN THE HETEROCYCLIC RING AND HAVING AN ALKYL GROUP ATTACHED TO THE NITROGEN ATOM IN THE PRESENCE OF AN ALKYLATION INDUCING AGENT SELECTED FROM THE GROUP CONSISTING OF LIGHT AND ALKYL PEROXIDES.
Claim 2
Dependent Claim
99 words
A PROCESS FOR EFFECTING ALPHA CARBON ALKYLATION OF AMINES WHICH COMPRISES REACTION A TERMINAL MONOOLEFINE SELECTED FROM THE GROUP CONSISTING OF UNSUBSTITUTED OLEFINS, HYDROXY SUBSTITUTED OLEFINS, AND CYANO SUBSTITUTED OLEFINS AND AN AMINE SELECTED FROM THE GROUP CONSISTING OF PRIMARY AND SECONDARY ALKYL AND CYCLOALKYL AMINES, SATURATED HETEROCYCLIC SECONDARY AMINES CONTAINING CARBON AND NITROGEN IN THE HETEROCYCLIC RING AND SATURATED HETEROCYLIC TERITARY AMINES CONTAINING CARBON AND NITROGEN IN THE HETEROCYCLIC RING AND HAVING AN ALKYL GROUP ATTACHED TO THE NITROGEN ATOM IN THE PRESENCE OF AN ALKYLATION INDUCING AGENT SELECTED FROM THE GROUP CONSISTING OF LIGHT AND ALKYL PEROXIDES.
References Cited (Backward Citations)
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US2520104A
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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) | 1959-11-27 | 1960-05-28 | 1960-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-27 | 1964-05-28 | 1964-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-27 | 1968-05-28 | 1968-11-27 | $7700.00 | Window Closed / Lapsed |