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Patent US3213972A successfully refreshed from Google Patents.
US3213972A
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US
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Shock absorber
Assignee: Motors Liquidation Co
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Filing: 1963-09-25
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Granted: 1965-10-26
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Expires: 1983-09-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Paul J Long
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:45
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/32; F16F9/48; F16F9/49
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1013384A
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US1576286A
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US2702099A
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US2760604A
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DE934671C
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US2907414A
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US2924304A
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US3057441A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |