Patent US2884677A successfully refreshed from Google Patents.
US2884677A
Expired / Lapsed
US
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Fastening device
Assignee: Individual
•
Filing: 1954-02-26
•
Granted: 1959-05-05
•
Expires: 1974-02-26
Abstract
No abstract record available.
Inventors
- 👤 Victor F Zahodiakin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:26
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/10; Y; Y10; Y10S; Y10S411/00; Y10S411/999
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US947154A
Cited
GB428898A
Cited
US2100816A
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US2239125A
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US2378122A
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US2392718A
Cited
US2354748A
Cited
US2533115A
Cited
US2691199A
Cited
US2428077A
Cited
US2640244A
Cited
US2797464A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |