Patent US3493252A successfully refreshed from Google Patents.
US3493252A
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US
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Ball and socket joint
Assignee: Massey Ferguson Services NV
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Filing: 1967-05-17
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Granted: 1970-02-03
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Expires: 1987-05-17
Abstract
No abstract record available.
Inventors
- 👤 Eric I Watson
- 👤 James L Dean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:06
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/0614; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49698; Y10T29/49826; Y10T29/49838; Y10T29/49863; Y10T29/49876; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32631
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |