US708096A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controller for electric motors.
Assignee: General Electric Co
•
Filing: 1901-02-14
•
Granted: 1902-09-02
•
Expires: 1921-02-14
Abstract
No abstract record available.
Inventors
- 👤 Leonard A Tirrill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:29
CPC Classifications
H; H02; H02P; H02P1/00; H02P1/16; H02P1/18; H02P1/20
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) | 1905-09-01 | 1906-03-03 | 1906-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-09-01 | 1910-03-03 | 1910-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-09-01 | 1914-03-03 | 1914-09-02 | $7700.00 | Window Closed / Lapsed |