US2858910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid damping device
Assignee: Individual
•
Filing: 1955-06-24
•
Granted: 1958-11-04
•
Expires: 1975-06-24
Abstract
No abstract record available.
Inventors
- 👤 Harold R Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:40
CPC Classifications
B; B64; B64C; B64C25/00; B64C25/32; B64C25/58; B64C25/60; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1368429A
Cited
US1526169A
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US1833121A
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US1935741A
Cited
US1836381A
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US1898335A
Cited
US2036623A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |