US935327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controlling electric motors.
Assignee: Individual
•
Filing: 1908-02-10
•
Granted: 1909-09-28
•
Expires: 1928-02-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph Louis Routin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:59
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/125; G05D3/127; G01; G01R; G01R17/00; G01R17/02; G01R17/06; G01R17/08
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) | 1912-09-27 | 1913-03-29 | 1913-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-09-27 | 1917-03-29 | 1917-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-09-27 | 1921-03-29 | 1921-09-28 | $7700.00 | Window Closed / Lapsed |