Patent US871535A successfully refreshed from Google Patents.
US871535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric-wire connection.
Assignee: Individual
•
Filing: 1907-01-31
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Granted: 1907-11-19
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Expires: 1927-01-31
Abstract
No abstract record available.
Inventors
- 👤 Frederick B Thatcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:10
CPC Classifications
H; H01; H01R; H01R11/00; H01R11/11; H01R11/22
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) | 1910-11-18 | 1911-05-20 | 1911-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-11-18 | 1915-05-20 | 1915-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-11-18 | 1919-05-20 | 1919-11-19 | $7700.00 | Window Closed / Lapsed |