Patent US3554820A successfully refreshed from Google Patents.
US3554820A
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US
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Cap-sensitive self-supporting explosive with crosslinked thermoset resin binder
Assignee: ETI EXPLOSIVES TECHNOLOGIES INTE
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Filing: 1968-08-27
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Granted: 1971-01-12
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Expires: 1988-08-27
Abstract
Abstract STIFF, TOUGH, LOW-EXOTHERM FORMULATED SELF-SUPPORTING CAP-SENSITIVE EXPLOSIVE COMPOSITION COMPRISING A MIXTURE OF CAP-SENSITIVE HIGH EXPLOSIVE AND CROSSLINKED THERMOSET RESIN BINDER COMPRISING EITHER (A) THE CROSSLINKED REACTION PRODUCT OF LIQUID ISOCYANATE TERMINATED POLYURETHANE AND NITROCELLULOSE OR (B) THE CROSSLINKED REACTION PRODUCT OF LIQUID EPOXY RESIN AND LIQUID PHENOL-FORMALDEHYDE RESIN.
Inventors
- 👤 William L Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:33
CPC Classifications
C; C06; C06B; C06B45/00; C06B45/04; C06B45/06; C06B45/10
Claims Analysis
Total Claims: 0
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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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |