Patent US759814A successfully refreshed from Google Patents.
US759814A
Expired / Lapsed
US
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Door-lock-actuated circuit-breaker.
Assignee: CHARLES S AVERILL
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Filing: 1903-02-13
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Granted: 1904-05-10
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Expires: 1923-02-13
Abstract
No abstract record available.
Inventors
- 👤 Grayson Guthrie Knapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:50
CPC Classifications
E; E05; E05B; E05B45/00; E05B45/06; E05B45/08; E05B45/083
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) | 1907-05-10 | 1907-11-09 | 1908-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-05-10 | 1911-11-09 | 1912-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-05-10 | 1915-11-09 | 1916-05-10 | $7700.00 | Window Closed / Lapsed |