US2748898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock absorber with cantilever disc spring valves
Assignee: Individual
•
Filing: 1951-06-11
•
Granted: 1956-06-05
•
Expires: 1971-06-11
Abstract
No abstract record available.
Inventors
- 👤 Bourcier Christian Marie Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:02
CPC Classifications
F; F16; F16J; F16J1/00; F16J1/04; F16F; F16F9/00; F16F9/32; F16F9/34; F16F9/348; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/7779; Y10T137/7837; Y10T137/7838; Y10T137/7839; Y10T137/784
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1220180A
Cited
US1616091A
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US2316924A
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US2346275A
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US2357920A
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US2472841A
Cited
US2649937A
Cited
US2546051A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |