US3109711A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing difluorodiazine
Assignee: North American Aviation Corp
•
Filing: 1960-06-15
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Granted: 1963-11-05
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Expires: 1980-06-15
Abstract
No abstract record available.
Inventors
- 👤 Emil A Lawton
- 👤 Pilipovich Donald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:39
CPC Classifications
C; C01; C01B; C01B21/00; C01B21/082; C01B21/083; C01B21/0832; C08; C08F; C08F4/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
A METHOD OF PREPARING DIFLUORODIAZINE COMPRISING CONTACTING THE REACTANTS (1) AN ALKALI METAL FLUORIDE WITH (2) DIFLUORAMINE, WHEREBY (1) AND (2) REACT AND FORM DIFLUORODIAZINE.
Claim 2
Independent Claim
25 words
A METHOD OF PREPARING DIFLUORODIAZINE COMPRISING CONTACTING THE REACTANTS (1) AN ALKALI METAL FLUORIDE WITH (2) DIFLUORAMINE, WHEREBY (1) AND (2) REACT AND FORM DIFLUORODIAZINE.
References Cited (Backward Citations)
US2958634A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |