US2887753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device
Assignee: Dzus Fastener Co Inc
•
Filing: 1954-06-24
•
Granted: 1959-05-26
•
Expires: 1974-06-24
Abstract
No abstract record available.
Inventors
- 👤 Ralph Arthur Henry
- 👤 Langley Cyril William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:09
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US897168A
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US1005227A
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US1201651A
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US1607274A
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US2123764A
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FR941822A
Cited
US2276694A
Cited
FR902085A
Cited
GB604017A
Cited
US2514113A
Cited
US2576579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-25 | 1962-11-24 | 1963-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-25 | 1966-11-24 | 1967-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-25 | 1970-11-24 | 1971-05-26 | $7700.00 | Window Closed / Lapsed |