Patent US3203849A successfully refreshed from Google Patents.
US3203849A
Expired / Lapsed
US
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Composite heat shield
Assignee: ATK Launch Systems LLC
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Filing: 1961-03-31
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Granted: 1965-08-31
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Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
- 👤 Harry S Katz
- 👤 John V Milewski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:46
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/04; B29C70/06; B29C70/10; B29C70/16; B29C70/22; F; F42; F42B; F42B15/00; F42B15/34; B29K; B29K2307/00; Y; Y10; Y10T; Y10T428/00; Y10T428/30; Y10T442/00; Y10T442/10; Y10T442/102; Y10T442/152
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2439137A
Cited
US2759522A
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US2561891A
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US2688576A
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US2748019A
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US2806509A
Cited
US2911038A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |