US2705017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Counterbalanced fluid-relay mechanism
Assignee: Elsag Bailey Inc
•
Filing: 1948-10-30
•
Granted: 1955-03-29
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Expires: 1968-10-30
Abstract
No abstract record available.
Inventors
- 👤 Henry P Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:40
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/08; F15B11/10; F15C; F15C4/00; G; G05; G05D; G05D23/00; G05D23/185; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2409; Y10T137/2452
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US993921A
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US1849702A
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US1697608A
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US1767702A
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US1906652A
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US1944456A
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US2039587A
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US2062437A
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US2146092A
Cited
US2170418A
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US2158715A
Cited
US2517051A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-28 | 1958-09-27 | 1959-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-28 | 1962-09-27 | 1963-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-28 | 1966-09-27 | 1967-03-29 | $7700.00 | Window Closed / Lapsed |