Patent US717551A successfully refreshed from Google Patents.
US717551A
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US
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Machine for forming twisted joints with wire.
Assignee: GEORGE V WILLSON
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Filing: 1901-05-28
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Granted: 1903-01-06
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Expires: 1921-05-28
Abstract
No abstract record available.
Inventors
- 👤 George M Depew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:54
CPC Classifications
B; B21; B21F; B21F15/00; B21F15/02; B21F15/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1906-01-05 | 1906-07-07 | 1907-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-01-05 | 1910-07-07 | 1911-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-01-05 | 1914-07-07 | 1915-01-06 | $7700.00 | Window Closed / Lapsed |