US1976429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automotive throttle and choke control
Assignee: Individual
•
Filing: 1933-03-27
•
Granted: 1934-10-09
•
Expires: 1953-03-27
Abstract
No abstract record available.
Inventors
- 👤 Alfred E Backlund
- 👤 Floyd A Robertson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:37
CPC Classifications
F; F16; F16H; F16H59/00; F16H59/02; B; B60; B60K; B60K26/00; B60K26/02; B60W; B60W30/00; B60W30/18; B60W2540/00; B60W2540/16; B60W2710/00; B60W2710/06; B60W2710/0605; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20372; Y10T74/20384; Y10T74/20396; Y10T74/20402; Y10T74/2042; Y10T74/20426
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) | 1937-10-08 | 1938-04-09 | 1938-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-10-08 | 1942-04-09 | 1942-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-10-08 | 1946-04-09 | 1946-10-09 | $7700.00 | Window Closed / Lapsed |