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US3400626A
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US
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Twelve-lobe fastener
Assignee: Individual
•
Filing: 1967-03-13
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Granted: 1968-09-10
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Expires: 1987-03-13
Abstract
No abstract record available.
Inventors
- 👤 Emric W Bergere
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:57
CPC Classifications
F; F16; F16B; F16B23/00; F16B23/0007; F16B23/003; B; B25; B25B; B25B15/00; B25B15/001; B25B15/004; B25B15/005; Y; Y10; Y10S; Y10S411/00; Y10S411/919
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2083092A
Cited
US2895368A
Cited
US2969250A
Cited
FR1273228A
Cited
US3140636A
Cited
US3290982A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |