Patent US3062798A successfully refreshed from Google Patents.
US3062798A
Expired / Lapsed
US
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Polymerization of allyl amines with n2f4
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1960-06-20
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Granted: 1962-11-06
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Expires: 1980-06-20
Abstract
No abstract record available.
Inventors
- 👤 John R Lovett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:27
CPC Classifications
C; C08; C08F; C08F26/00; C08F26/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A PROCESS FOR POLYMERIZING A POLYMERIZABLE ALLYLIC AMINE COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALLYLAMINE, DIALLYLAMINE, AND TRIALLYLAMINE WHICH COMPRISES CATALYTICALLY POLYMERIZING SAID COMPOUND AT TEMPERATURES UP TO ABOUT 150*C., IN THE PRESENCE OF TETRAFLUOROHYDRAZINE AS THE CATALYST IN A CATALYTIC PROPORTION, AND SEPARATING THE RESULTING POLYMER FROM THE CATALYST.
Claim 2
Dependent Claim
51 words
A PROCESS FOR POLYMERIZING A POLYMERIZABLE ALLYLIC AMINE COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALLYLAMINE, DIALLYLAMINE, AND TRIALLYLAMINE WHICH COMPRISES CATALYTICALLY POLYMERIZING SAID COMPOUND AT TEMPERATURES UP TO ABOUT 150*C., IN THE PRESENCE OF TETRAFLUOROHYDRAZINE AS THE CATALYST IN A CATALYTIC PROPORTION, AND SEPARATING THE RESULTING POLYMER FROM THE CATALYST.
References Cited (Backward Citations)
US2349979A
Cited
US2926161A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |