Patent US4141910A successfully refreshed from Google Patents.
US4141910A
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Azido compounds
Assignee: Boeing North American Inc
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Filing: 1977-08-15
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Granted: 1979-02-27
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Expires: 1997-08-15
Abstract
Abstract Organic azide compounds containing other energetic moieties such as fluorodinitro, trinitromethyl, nitramino, and gem-difluoroamino.
Inventors
- 👤 Joseph E. Flanagan
- 👤 Milton B. Frankel
- 👤 Edward F. Witucki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:16
CPC Classifications
C; C07; C07C; C07C247/00
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
41 words
An organic aliphatic ether compound containing both fluorodinitro and azido moieties having the strucutre of FC(NO 2 ) 2 --CH 2 --O--CH 2 --R 1 wherein R 1 is --CH 2 N 3 and --O--CH--(CH 2 N 3 ) 2 .
Claim 2
Dependent Claim
41 words
An organic aliphatic ether compound containing both fluorodinitro and azido moieties having the strucutre of FC(NO 2 ) 2 --CH 2 --O--CH 2 --R 1 wherein R 1 is --CH 2 N 3 and --O--CH--(CH 2 N 3 ) 2 .
Claim 3
Dependent Claim
15 words
An organic nitramine compound containing both trinitromethyl and azido moieties having the structure of ##STR3##
Claim 4
Dependent Claim
15 words
An organic nitramine compound containing both trinitromethyl and azido moieties having the structure of ##STR3##
Claim 5
Dependent Claim
15 words
An organic alkane compound containing both gemdifluoroamine and azido moieties having the structure of ##STR4##
Claim 6
Dependent Claim
15 words
An organic alkane compound containing both gemdifluoroamine and azido moieties having the structure of ##STR4##
References Cited (Backward Citations)
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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) | 1982-02-26 | 1982-08-28 | 1983-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-02-26 | 1986-08-28 | 1987-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-02-26 | 1990-08-28 | 1991-02-27 | $7700.00 | Window Closed / Lapsed |