US3040096A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1, 3-diaminoadamantane dinitrite and method of preparation
Assignee: EIDP Inc
•
Filing: 1959-12-22
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Granted: 1962-06-19
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Expires: 1979-12-22
Abstract
No abstract record available.
Inventors
- 👤 George W Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:57
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/14; C23F11/141; C23F11/143
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
2. A PROCESS FOR PREPARING 1,3-DIAMINOADAMANATANE DINITRILE WHICH COMPRISES CONTACTING 1,3-DIAMINOADAMANTANE WITH NIRTIC OXIDE IN THE PRESENCE OF CUPRIC CHLORIDE AT A TEMPERATURE BETWEEN ROOM TEMPERATURE AND THE DECOMPOSITION TEMPERATURE OF SAID DINITRITE AND A PRESSURE OF 50 TO 1000 P.S.I.G. AND THEREAFTER SEPARATING SAID DINITRITE FROM THE REACTION MIXTURE.
Claim 2
Dependent Claim
50 words
2. A PROCESS FOR PREPARING 1,3-DIAMINOADAMANATANE DINITRILE WHICH COMPRISES CONTACTING 1,3-DIAMINOADAMANTANE WITH NIRTIC OXIDE IN THE PRESENCE OF CUPRIC CHLORIDE AT A TEMPERATURE BETWEEN ROOM TEMPERATURE AND THE DECOMPOSITION TEMPERATURE OF SAID DINITRITE AND A PRESSURE OF 50 TO 1000 P.S.I.G. AND THEREAFTER SEPARATING SAID DINITRITE FROM THE REACTION MIXTURE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |