Patent US2684516A successfully refreshed from Google Patents.
US2684516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device
Assignee: Individual
•
Filing: 1953-07-02
•
Granted: 1954-07-27
•
Expires: 1973-07-02
Abstract
No abstract record available.
Inventors
- 👤 Victor F Zahodiakin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:33
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1775042A
Cited
US2100816A
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FR816501A
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US2186746A
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US2174030A
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US2205863A
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US2239125A
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FR875520A
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US2378122A
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GB560128A
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US2533115A
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US2385180A
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US2486670A
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US2428077A
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US2527783A
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US2640244A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-26 | 1958-01-25 | 1958-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-26 | 1962-01-25 | 1962-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-26 | 1966-01-25 | 1966-07-27 | $7700.00 | Window Closed / Lapsed |