US2880681A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock absorbing support
Assignee: Motors Liquidation Co
•
Filing: 1953-08-26
•
Granted: 1959-04-07
•
Expires: 1973-08-26
Abstract
No abstract record available.
Inventors
- 👤 Markestein John
- 👤 Corless B Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:15
CPC Classifications
B; B61; B61D; B61D45/00; B61D45/001; B61D45/004; B61D45/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1883306A
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US1969844A
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US2036344A
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US2047955A
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US2170581A
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US2099288A
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US2196537A
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US2197030A
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US2305444A
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US2525388A
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US2592666A
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US2531871A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |