Patent US2878047A successfully refreshed from Google Patents.
US2878047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic lined ball joint assembly
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1955-05-31
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Granted: 1959-03-17
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Expires: 1975-05-31
Abstract
No abstract record available.
Inventors
- 👤 James H Booth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:28
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/0666; F16C11/0676; F16C11/0604; F16C11/0609; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32631; Y10T403/32681; Y10T403/32696
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1051025A
Cited
US1817528A
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US2328330A
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US2398848A
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US2461626A
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US2615763A
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US2686070A
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US2668068A
Cited
US2644199A
Cited
US2726105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |