Patent US2849263A successfully refreshed from Google Patents.
US2849263A
Expired / Lapsed
US
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Fluid cylinder structure
Assignee: Individual
•
Filing: 1955-05-09
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Granted: 1958-08-26
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Expires: 1975-05-09
Abstract
No abstract record available.
Inventors
- 👤 Dwight A Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:00
CPC Classifications
F; F16; F16J; F16J10/00; F16J10/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE513797A
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US2342186A
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US2230286A
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US2299695A
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US2556698A
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US2426108A
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US2493602A
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US2702023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |