Patent US3301507A successfully refreshed from Google Patents.
US3301507A
Expired / Lapsed
US
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Hypersonic reentry vehicle
Assignee: Individual
•
Filing: 1964-12-31
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Granted: 1967-01-31
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Expires: 1984-12-31
Abstract
No abstract record available.
Inventors
- 👤 Edward E Mayo
- 👤 Robert H Lamb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:32
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/52; B64G1/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A HEAT SHIELD FOR USE ON AN EARTH REENTRY VEHICLE, SAID HEAT SHIELD HAVING AN EXTERNAL SURFACE IN THE SHAPE OF AN ELLIPTICAL CONE WHICH IS RAKED ACROSS THE AXIS THEREOF TO FORM A CIRCULAR BASE, THE MAJOR ARCS OF SAID ELLIPTICAL CONE DEFINING THE UPPER AND LOWER SURFACES OF THE HEAT SHIELD WHEN THE VEHICLE IS IN ITS NORMAL REENTRY ATTITUDE.
Claim 2
Dependent Claim
62 words
A HEAT SHIELD FOR USE ON AN EARTH REENTRY VEHICLE, SAID HEAT SHIELD HAVING AN EXTERNAL SURFACE IN THE SHAPE OF AN ELLIPTICAL CONE WHICH IS RAKED ACROSS THE AXIS THEREOF TO FORM A CIRCULAR BASE, THE MAJOR ARCS OF SAID ELLIPTICAL CONE DEFINING THE UPPER AND LOWER SURFACES OF THE HEAT SHIELD WHEN THE VEHICLE IS IN ITS NORMAL REENTRY ATTITUDE.
References Cited (Backward Citations)
US3188961A
Cited
US3204892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |