US1238910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle-controller.
Assignee: Cutler Hammer Manufacturing Co
•
Filing: 1913-12-13
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Granted: 1917-09-04
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Expires: 1933-12-13
Abstract
No abstract record available.
Inventors
- 👤 Clark T Henderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:38
CPC Classifications
B; B60; B60T; B60T7/00; B60T7/02; B60T7/04; B60T7/045; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20238; Y10T74/20576; Y10T74/20636; Y10T74/20648; Y10T74/20672; Y10T74/20708
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) | 1920-09-03 | 1921-03-05 | 1921-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-09-03 | 1925-03-05 | 1925-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-09-03 | 1929-03-05 | 1929-09-04 | $7700.00 | Window Closed / Lapsed |