Patent US807697A successfully refreshed from Google Patents.
US807697A
Expired / Lapsed
US
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Wire-stretcher.
Assignee: DANIEL S HELMER
•
Filing: 1905-06-14
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Granted: 1905-12-19
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Expires: 1925-06-14
Abstract
No abstract record available.
Inventors
- 👤 Ervin D Townsend
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:40
CPC Classifications
F; F16; F16G; F16G11/00; F16G11/12
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) | 1908-12-18 | 1909-06-19 | 1909-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-12-18 | 1913-06-19 | 1913-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-12-18 | 1917-06-19 | 1917-12-19 | $7700.00 | Window Closed / Lapsed |