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US786017A
Expired / Lapsed
US
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Starting-rheostat.
Assignee: General Electric Co
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Filing: 1902-11-13
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Granted: 1905-03-28
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Expires: 1922-11-13
Abstract
No abstract record available.
Inventors
- 👤 Edgar F Dutton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:22
CPC Classifications
B; B60; B60L; B60L15/00; B60L15/10; B60L15/12
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) | 1908-03-27 | 1908-09-26 | 1909-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-03-27 | 1912-09-26 | 1913-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-03-27 | 1916-09-26 | 1917-03-28 | $7700.00 | Window Closed / Lapsed |