US3555550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jettisonable absorbing antenna shield
Assignee: United States Department of the Navy
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Filing: 1959-02-24
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Granted: 1971-01-12
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Expires: 1979-02-24
Abstract
Abstract AN ELECTROMAGNETIC WAVE SHIELD IS PROVIDED ON A MISSILE FOR SHIELDING AN ANTENNA WHICH RECEIVES A FUSE DETONATION SIGNAL. THIS PREVENTS ACCIDENTAL AND PREMATURE DETONATION. THE SHIELD IS STRIPPED AWAY BY THE FORCE OF THE AIR WHEN THE MISSILE REACHES A PREDETERMINED VELOCITY.
Inventors
- 👤 Andrew W Walters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:01
CPC Classifications
F; F42; F42C; F42C19/00; F42C19/04; H; H01; H01Q; H01Q17/00; H01Q17/001
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 |