US3376301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing triallylic isocyanurates
Assignee: Gulf Oil Corp
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Filing: 1964-01-20
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Granted: 1968-04-02
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Expires: 1984-01-20
Abstract
No abstract record available.
Inventors
- 👤 William C Francis
- 👤 Donald L Burdick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:31
CPC Classifications
C; C07; C07D; C07D251/00; C07D251/02; C07D251/12; C07D251/26; C07D251/30; C07D251/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN THE METHOD OF PREPARING A TRIALLYLIC ISOCYANURATE WHICH COMPRISES REACTING AN ALKALI METAL SALT OF CYANURIC ACID WITH AN ALLYLIC HALIDE SELECTED FROM THE CLASS CONSISTING OF ALLYL HALIDES AND SUBSTITUTED ALLYL HALIDES HAVING SUBSTITUENTS WHICH ARE ESSENTIALLY NON-REACTIVE WITH SAID AKALI METAL SALT OF CYANURIC ACID UNDER ISOCYANURATEFORMING CONDITIONS, SAID REACTION BEING CARRIED OUT AT A TEMPERATURE IN THE RANGE OF ABOUT 60* TO 150*C., THE IMPROVEMENT OF CARRYING OUT THE REACTION IN AN N,N-DILOWER ALKYL FORMAMIDE REACTION MEDIUM UNDER SUBSTANTIALLY ANHYDROUS CONDITIONS.
Claim 2
Dependent Claim
85 words
IN THE METHOD OF PREPARING A TRIALLYLIC ISOCYANURATE WHICH COMPRISES REACTING AN ALKALI METAL SALT OF CYANURIC ACID WITH AN ALLYLIC HALIDE SELECTED FROM THE CLASS CONSISTING OF ALLYL HALIDES AND SUBSTITUTED ALLYL HALIDES HAVING SUBSTITUENTS WHICH ARE ESSENTIALLY NON-REACTIVE WITH SAID AKALI METAL SALT OF CYANURIC ACID UNDER ISOCYANURATEFORMING CONDITIONS, SAID REACTION BEING CARRIED OUT AT A TEMPERATURE IN THE RANGE OF ABOUT 60* TO 150*C., THE IMPROVEMENT OF CARRYING OUT THE REACTION IN AN N,N-DILOWER ALKYL FORMAMIDE REACTION MEDIUM UNDER SUBSTANTIALLY ANHYDROUS CONDITIONS.
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) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |