US2694979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Overspeed control for air turbine driven pumps
Assignee: Borg Warner Corp
•
Filing: 1950-05-16
•
Granted: 1954-11-23
•
Expires: 1970-05-16
Abstract
No abstract record available.
Inventors
- 👤 Lauck John Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:02
CPC Classifications
F; F01; F01D; F01D21/00; F01D21/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1655683A
Cited
FR744981A
Cited
GB190623418A
Cited
US1111498A
Cited
GB282818A
Cited
US1863406A
Cited
US2324236A
Cited
US2250865A
Cited
US2512438A
Cited
US2376143A
Cited
US2382412A
Cited
US2491380A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-22 | 1958-05-24 | 1958-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-22 | 1962-05-24 | 1962-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-22 | 1966-05-24 | 1966-11-23 | $7700.00 | Window Closed / Lapsed |