US3066911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nozzle and turbine wheel shroud support
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1959-05-12
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Granted: 1962-12-04
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Expires: 1979-05-12
Abstract
No abstract record available.
Inventors
- 👤 Frederick V Anderson
- 👤 Hess Anton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:52
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/24; F01D25/246; F05; F05B; F05B2230/00; F05B2230/60; F05B2230/604; F05B2230/606; F05D; F05D2230/00; F05D2230/60; F05D2230/64; F05D2230/642
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2427244A
Cited
US2447942A
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US2530908A
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CH261192A
Cited
US2488867A
Cited
US2488875A
Cited
GB689270A
Cited
GB741138A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |