Patent US2683306A successfully refreshed from Google Patents.
US2683306A
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US
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Method of forming leader ties
Assignee: SEVENSTRAND TACKLE Manufacturing Co
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Filing: 1952-05-17
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Granted: 1954-07-13
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Expires: 1972-05-17
Abstract
No abstract record available.
Inventors
- 👤 Clarence R Brignall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:08
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/04; B21C37/042; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833; Y10T29/49881; Y10T29/49908
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US125787A
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US1342712A
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US2062886A
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US2242341A
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US2302767A
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US2430081A
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US2502860A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-12 | 1958-01-11 | 1958-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-12 | 1962-01-11 | 1962-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-12 | 1966-01-11 | 1966-07-13 | $7700.00 | Window Closed / Lapsed |