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Patent US863825A successfully refreshed from Google Patents.
US863825A
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Assignee: Individual
•
Filing: 1906-11-12
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Granted: 1907-08-20
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Expires: 1926-11-12
Abstract
No abstract record available.
Inventors
- 👤 Margaret Acker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:31
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/18
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) | 1910-08-19 | 1911-02-18 | 1911-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-08-19 | 1915-02-18 | 1915-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-08-19 | 1919-02-18 | 1919-08-20 | $7700.00 | Window Closed / Lapsed |