US2769393A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic pump and control
Assignee: Sundstrand Machine Tool Co
•
Filing: 1951-03-23
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Granted: 1956-11-06
•
Expires: 1971-03-23
Abstract
No abstract record available.
Inventors
- 👤 Joseph S Cardillo
- 👤 Melvin M Hann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:39
CPC Classifications
F; F04; F04B; F04B49/00; F04B49/08; F01; F01B; F01B3/00; F01B3/0032; F01B3/0044; F01B3/0052; F01B3/0064; F01B3/0082; F01B3/0085; F01B3/0088; F01B3/10; F01B3/103; F01B3/106; F04B1/00; F04B1/12; F04B1/20; F04B1/2007; F04B23/00; F04B23/04; F04B23/08; F04B23/10; F04B23/106; F04B23/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |