Patent US3043581A successfully refreshed from Google Patents.
US3043581A
Expired / Lapsed
US
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Shock absorber spring clamp
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1959-05-18
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Granted: 1962-07-10
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Expires: 1979-05-18
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:26
CPC Classifications
B; B60; B60G; B60G15/00; B60G15/02; B60G15/06; B60G15/062; B60G15/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1707668A
Cited
US1734407A
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GB445400A
Cited
US2118499A
Cited
US2496893A
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US2535540A
Cited
FR1059988A
Cited
GB743596A
Cited
US2756045A
Cited
US2874955A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |