US723866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric switch.
Assignee: Hart Manufacturing Co
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Filing: 1902-07-19
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Granted: 1903-03-31
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Expires: 1922-07-19
Abstract
No abstract record available.
Inventors
- 👤 Gerald W Hart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:45
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/44; H01R13/447; H01R13/453; H01R13/4532
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) | 1906-03-30 | 1906-09-29 | 1907-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-03-30 | 1910-09-29 | 1911-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-03-30 | 1914-09-29 | 1915-03-31 | $7700.00 | Window Closed / Lapsed |