US2519557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for preventing seizure of moving parts
Assignee: Bendix Aviation Corp
•
Filing: 1943-08-11
•
Granted: 1950-08-22
•
Expires: 1963-08-11
Abstract
No abstract record available.
Inventors
- 👤 Flanagan Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:58
CPC Classifications
F; F04; F04C; F04C18/00; F04C18/08; F04C18/12; F04C18/123; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/4932; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T409/00; Y10T409/30; Y10T409/303976; Y10T74/00; Y10T74/21; Y10T74/2186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US247691A
Cited
US799642A
Cited
US800127A
Cited
US1030083A
Cited
US1785386A
Cited
GB464475A
Cited
US2087527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-21 | 1954-02-20 | 1954-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-21 | 1958-02-20 | 1958-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-21 | 1962-02-20 | 1962-08-22 | $7700.00 | Window Closed / Lapsed |