Patent US3056473A successfully refreshed from Google Patents.
US3056473A
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Single-tube hydraulic shock absorbers
Assignee: Rheinmetall Industrie AG
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Filing: 1959-04-23
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Granted: 1962-10-02
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Expires: 1979-04-23
Abstract
No abstract record available.
Inventors
- 👤 Zeidler Willi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:53
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/32; F16F9/3207; F16F9/3214; F16F9/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1783348A
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US2264111A
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US2357278A
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US2821268A
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US2723006A
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US2881869A
Cited
FR1123417A
Cited
US2950785A
Cited
US2899023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |