US2604075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure servomotor
Assignee: Individual
•
Filing: 1946-04-17
•
Granted: 1952-07-22
•
Expires: 1966-04-17
Abstract
No abstract record available.
Inventors
- 👤 George G Naud
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:19
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/08; F15B15/14; F15B15/149; F15B13/00; F15B13/02; F15B13/04; F15B13/044; F15B15/1423; F15B15/1428; F15B15/20; F15B15/202
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1456050A
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US2030986A
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US2094153A
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US2156118A
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US2194872A
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GB515617A
Cited
US2234019A
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US2232038A
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US2314444A
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US2353835A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |