US2447348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic drive
Assignee: Bendix Aviation Corp
•
Filing: 1943-05-21
•
Granted: 1948-08-17
•
Expires: 1963-05-21
Abstract
No abstract record available.
Inventors
- 👤 Andrew A Kucher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:04
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/4043; F16H39/00; F16H39/04; F16H39/06; F16H39/22; F16H39/24; F16H61/46; F16H61/461; F16H61/472
Claims Analysis
Total Claims: 0
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US1881471A
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US2082473A
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US2148277A
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US2226481A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-17 | 1952-02-16 | 1952-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-17 | 1956-02-16 | 1956-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-17 | 1960-02-16 | 1960-08-17 | $7700.00 | Window Closed / Lapsed |