US3107614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermit reaction underwater flare
Assignee: Individual
•
Filing: 1959-06-02
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Granted: 1963-10-22
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Expires: 1979-06-02
Abstract
No abstract record available.
Inventors
- 👤 Edward W Rolle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:26
CPC Classifications
F; F42; F42B; F42B4/00; F42B4/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
AN UNDERWATER FLARE COMPRISING A FLARE COMPOUND COMPRESSED INTO A SOLID BODY, AN IGNITION CHAMBER, THE UPPER END OF SAID BODY BEING INSERTED IN SAID IGNITION CHAMBER, A PROTECTIVE COATING COVERING THE SIDES AND BOTTOM OF SAID BODY, SAID PROTECTIVE COATING COMPRISING A POLYETHLENE GLYCOL COMPOUND IMPREGNATED WITH MAGNESIUM AMALGAM AND ADAPTGED TO PROTECT THE UNBURNED PORTION OF SAID FLARE THROUGHOUT THE PERIOD OF COMBUSTION, AND MEANS LOCATGED IN SAID CHAMBER FOR IGNITING THE UPPER END OF SAID BODY.
Claim 2
Dependent Claim
79 words
AN UNDERWATER FLARE COMPRISING A FLARE COMPOUND COMPRESSED INTO A SOLID BODY, AN IGNITION CHAMBER, THE UPPER END OF SAID BODY BEING INSERTED IN SAID IGNITION CHAMBER, A PROTECTIVE COATING COVERING THE SIDES AND BOTTOM OF SAID BODY, SAID PROTECTIVE COATING COMPRISING A POLYETHLENE GLYCOL COMPOUND IMPREGNATED WITH MAGNESIUM AMALGAM AND ADAPTGED TO PROTECT THE UNBURNED PORTION OF SAID FLARE THROUGHOUT THE PERIOD OF COMBUSTION, AND MEANS LOCATGED IN SAID CHAMBER FOR IGNITING THE UPPER END OF SAID BODY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |