Patent US2958277A successfully refreshed from Google Patents.
US2958277A
Expired / Lapsed
US
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Self-igniting incendiary devices
Assignee: Trojan Powder Co
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Filing: 1941-05-09
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Granted: 1960-11-01
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Expires: 1961-05-09
Abstract
No abstract record available.
Inventors
- 👤 Walter O Snelling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:43
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/44
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
42 words
AN INCENDIARY DEVICE COMPRISING A PELLET OF INFLAMMABLE MATERIAL HAVING THEREIN A CENTRAL WELL WHOSE DIAMETER IS A SMALL FRACTION OF THE DIAMETER OF THE PELLET, A TEST-TUBE SHAPED INFLAMMABLE CONTAINER FITTING SAID WELL, A SELF-IGNITING AGENT IN THE CONTAINER, AND A
References Cited (Backward Citations)
GB191424275A
Cited
US2558726A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |