US3382082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foamed-in-place ceramic refractory insulating material
Assignee: National Aeronautics and Space Administration
•
Filing: 1964-08-28
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Granted: 1968-05-07
•
Expires: 1984-08-28
Abstract
No abstract record available.
Inventors
- 👤 Alfred G Eubanks
- 👤 Ronald E Hunkeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:36
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/34; C04B28/346
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1931795A
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US1873014A
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US2161290A
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US2455758A
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US2588646A
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US2868294A
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US2966421A
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US3041205A
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US2992930A
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US3041190A
Cited
US3223537A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |