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Patent US2516554A successfully refreshed from Google Patents.
US2516554A
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Blind fastener device
Assignee: Individual
•
Filing: 1945-01-22
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Granted: 1950-07-25
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Expires: 1965-01-22
Abstract
No abstract record available.
Inventors
- 👤 Coyne John Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:18
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/1045; F16B19/1063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB436238A
Cited
US2282711A
Cited
US2296470A
Cited
US2343283A
Cited
US2403330A
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US2392491A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-24 | 1954-01-23 | 1954-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-24 | 1958-01-23 | 1958-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-24 | 1962-01-23 | 1962-07-25 | $7700.00 | Window Closed / Lapsed |