US3362329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-explosive devices
Assignee: Individual
•
Filing: 1963-12-10
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Granted: 1968-01-09
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Expires: 1983-12-10
Abstract
No abstract record available.
Inventors
- 👤 Epstein Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:13
CPC Classifications
F; F42; F42C; F42C13/00; F42C13/02; F42B; F42B3/00; F42B3/10; F42B3/113
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
AN EXPENDABLE ULTRA HIGH SPEED DETONATING CAP ASSEMBLY COMPRISING: A METALLIC HOUSING HAVING ELECTROMAGNETIC SHIELDING PROPERTIES, A PRIMING CHARGE OF RELATIVELY SENSITIVE DETONATABLE MATERIAL DISPOSED WITHIN SAID HOUSING A LASER ASSEMBLY DISPOSED WITHIN SAID HOUSING AND OPTICALLY COUPLED IN PREDETERMINED SPACED RELATIONSHIP WITH SAID PRIMING CHARGE, AND MEANS FOR ELECTROMAGNETICALLY ISOLATING SAID LASER ASSEMBLY FROM SAID CHARGE AND SAID HOUSING TO PRECLUDE PREMATURE DETONATION OF SAID CHARGE OCCASIONED BY ENVIRONMENTAL ELECTROMAGNETIC RADIATION.
Claim 2
Dependent Claim
72 words
AN EXPENDABLE ULTRA HIGH SPEED DETONATING CAP ASSEMBLY COMPRISING: A METALLIC HOUSING HAVING ELECTROMAGNETIC SHIELDING PROPERTIES, A PRIMING CHARGE OF RELATIVELY SENSITIVE DETONATABLE MATERIAL DISPOSED WITHIN SAID HOUSING A LASER ASSEMBLY DISPOSED WITHIN SAID HOUSING AND OPTICALLY COUPLED IN PREDETERMINED SPACED RELATIONSHIP WITH SAID PRIMING CHARGE, AND MEANS FOR ELECTROMAGNETICALLY ISOLATING SAID LASER ASSEMBLY FROM SAID CHARGE AND SAID HOUSING TO PRECLUDE PREMATURE DETONATION OF SAID CHARGE OCCASIONED BY ENVIRONMENTAL ELECTROMAGNETIC RADIATION.
References Cited (Backward Citations)
US3177651A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |