US3069137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-fluid motors
Assignee: TURBOMACHINES Ltd
•
Filing: 1959-12-03
•
Granted: 1962-12-18
•
Expires: 1979-12-03
Abstract
No abstract record available.
Inventors
- 👤 Barr John Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:52
CPC Classifications
F; F01; F01D; F01D15/00; F01D15/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US444938A
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US823210A
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US988990A
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US1006859A
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US1509587A
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US1758760A
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US2148556A
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US2485514A
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US2402972A
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US2518049A
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US2674229A
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DE944644C
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US2840094A
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US2918010A
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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) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |