Patent US2636414A successfully refreshed from Google Patents.
US2636414A
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Bolt fastener
Assignee: United Carr Fastener Corp
•
Filing: 1949-05-07
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Granted: 1953-04-28
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Expires: 1969-05-07
Abstract
No abstract record available.
Inventors
- 👤 Jr William A Bedford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:54
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/12; F16B5/123; F16B5/125; F16B5/128; Y; Y10; Y10T; Y10T24/00; Y10T24/30; Y10T24/301
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US517885A
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US570368A
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US1199743A
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US1589063A
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US1564789A
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US1613906A
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US1985333A
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US2217389A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-27 | 1956-10-27 | 1957-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-27 | 1960-10-27 | 1961-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-27 | 1964-10-27 | 1965-04-28 | $7700.00 | Window Closed / Lapsed |