Patent US2552609A successfully refreshed from Google Patents.
US2552609A
Expired / Lapsed
US
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Distributor
Assignee: Bendix Aviation Corp
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Filing: 1947-03-07
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Granted: 1951-05-15
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Expires: 1967-03-07
Abstract
No abstract record available.
Inventors
- 👤 White Raymond Edgar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:47
CPC Classifications
F; F02; F02P; F02P7/00; F02P7/02; F02P7/021; H; H02; H02K; H02K21/00; H02K21/38; H02K21/44; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/49011
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1463453A
Cited
US1690232A
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US2074397A
Cited
US2150376A
Cited
US2251326A
Cited
US2322994A
Cited
US2291652A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-14 | 1954-11-13 | 1955-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-14 | 1958-11-13 | 1959-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-14 | 1962-11-13 | 1963-05-15 | $7700.00 | Window Closed / Lapsed |