Patent US2612082A successfully refreshed from Google Patents.
US2612082A
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Impeller blade support fixture
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1948-03-31
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Granted: 1952-09-30
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Expires: 1968-03-31
Abstract
No abstract record available.
Inventors
- 👤 Pierce T Angell
- 👤 Carl J Leska
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:33
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/02; B23Q3/06; B23Q3/08; B23Q3/086; B23Q3/062; B23Q3/063; Y; Y10; Y10S; Y10S409/00; Y10S409/903; Y10T; Y10T279/00; Y10T279/34; Y10T279/3406; Y10T279/3418; Y10T29/00; Y10T29/49; Y10T29/49799; Y10T29/49998; Y10T408/00; Y10T408/55
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-30 | 1956-03-31 | 1956-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-30 | 1960-03-31 | 1960-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-30 | 1964-03-31 | 1964-09-30 | $7700.00 | Window Closed / Lapsed |