US2496496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine pump
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1946-02-15
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Granted: 1950-02-07
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Expires: 1966-02-15
Abstract
No abstract record available.
Inventors
- 👤 Jay M Roth
- 👤 Bodensieck E Justus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:29
CPC Classifications
F; F04; F04D; F04D5/00; F04D5/002; F04D29/00; F04D29/18; F04D29/188
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) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |