Patent US3137458A successfully refreshed from Google Patents.
US3137458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft crash signal
Assignee: Individual
•
Filing: 1961-05-01
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Granted: 1964-06-16
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Expires: 1981-05-01
Abstract
No abstract record available.
Inventors
- 👤 Amuel W Hagan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:14
CPC Classifications
B; B64; B64D; B64D45/00; B64D2045/0065; Y; Y10; Y10S; Y10S116/00; Y10S116/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A SIGNAL FOR AIRCRAFT COMPRISING AN OUTER HOUSING ADAPTED TO BE SECURED TO THE AIRCRAFT, AN INNER HOUSING CONTAINING SIGNAL MEANS WITHIN SAID OUTER HOUSING, RELEASABLE MEANS FOR SECURING SAID INNER HOUSING TO SAID OUTER HOUSING, POWER MEANS CONNECTED TO SAID INNER HOUSING FOR EJECTING IT FROM SAID OUTER HOUSING, AUTOMATIC MEANS ARRANGED TO CAUSE SAID SIGNAL MEANS TO EMIT SIGNALS WHEN SAID INNER HOUSING IS EJECTED, AND OPERATING MEANS RESPONSIVE TO DISINTEGRATION OF THE AIRCRAFT TO CAUSE SAID RELEASABLE MEANS TO RELEASE SAID INNER HOUSING WHEREIN IT MAY BE EJECTED FROM THE OUTER HOUSING BY SAID
Claim 2
Dependent Claim
97 words
A SIGNAL FOR AIRCRAFT COMPRISING AN OUTER HOUSING ADAPTED TO BE SECURED TO THE AIRCRAFT, AN INNER HOUSING CONTAINING SIGNAL MEANS WITHIN SAID OUTER HOUSING, RELEASABLE MEANS FOR SECURING SAID INNER HOUSING TO SAID OUTER HOUSING, POWER MEANS CONNECTED TO SAID INNER HOUSING FOR EJECTING IT FROM SAID OUTER HOUSING, AUTOMATIC MEANS ARRANGED TO CAUSE SAID SIGNAL MEANS TO EMIT SIGNALS WHEN SAID INNER HOUSING IS EJECTED, AND OPERATING MEANS RESPONSIVE TO DISINTEGRATION OF THE AIRCRAFT TO CAUSE SAID RELEASABLE MEANS TO RELEASE SAID INNER HOUSING WHEREIN IT MAY BE EJECTED FROM THE OUTER HOUSING BY SAID
References Cited (Backward Citations)
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Cited
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Cited
US2500809A
Cited
US2473050A
Cited
US2992793A
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |