Patent US635816A successfully refreshed from Google Patents.
US635816A
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US
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System and apparatus for controlling vehicles.
Assignee: CLEVELAND MACHINE SCREW Co
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Filing: 1898-09-17
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Granted: 1899-10-31
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Expires: 1918-09-17
Abstract
No abstract record available.
Inventors
- 👤 Elmer A Sperry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:55
CPC Classifications
B; B60; B60L; B60L15/00; B60L15/10; B60L15/12; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20256; Y10T74/20268; Y10T74/20576; Y10T74/20636; Y10T74/2066
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) | 1902-10-31 | 1903-05-02 | 1903-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-10-31 | 1907-05-02 | 1907-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-10-31 | 1911-05-02 | 1911-11-01 | $7700.00 | Window Closed / Lapsed |