US2714346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulically controlled farming implement
Assignee: Individual
•
Filing: 1952-05-02
•
Granted: 1955-08-02
•
Expires: 1972-05-02
Abstract
No abstract record available.
Inventors
- 👤 Maurice E Valin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:05
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2356231A
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US2465510A
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US2621575A
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FR915750A
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US2567107A
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US2462500A
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FR988478A
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FR988477A
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US2631515A
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US2631514A
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US2611307A
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US2618167A
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US2616350A
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US2622499A
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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) | 1958-08-01 | 1959-01-31 | 1959-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-01 | 1963-01-31 | 1963-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-01 | 1967-01-31 | 1967-08-02 | $7700.00 | Window Closed / Lapsed |