Patent US3456972A successfully refreshed from Google Patents.
US3456972A
Expired / Lapsed
US
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Fastened assembly having a high resistance to varying shear loads
Assignee: Ford Motor Co
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Filing: 1967-02-27
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Granted: 1969-07-22
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Expires: 1987-02-27
Abstract
No abstract record available.
Inventors
- 👤 Frederick L Drotar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:50
CPC Classifications
F; F16; F16B; F16B4/00; F16B4/004; F16B35/00; F16B35/04; F16B35/041; F16B35/048; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/968; Y10T; Y10T403/00; Y10T403/75
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) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |