US2399567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for change-speed transmission gearing
Assignee: Individual
•
Filing: 1943-08-21
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Granted: 1946-04-30
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Expires: 1963-08-21
Abstract
No abstract record available.
Inventors
- 👤 Carl D Peterson
- 👤 Albert H Delmel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:15
CPC Classifications
B; B60; B60W; B60W30/00; B60W30/18; B60W10/00; B60W10/02; B60W10/10; B60W10/04; B60W10/06; B60W2510/00; B60W2510/06; B60W2510/0604; B60W2710/00; B60W2710/02; B60W2710/021; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19293; Y10T74/19298; Y10T74/19326; Y10T74/20; Y10T74/20576; Y10T74/20888
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) | 1949-04-29 | 1949-10-29 | 1950-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-04-29 | 1953-10-29 | 1954-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-04-29 | 1957-10-29 | 1958-04-30 | $7700.00 | Window Closed / Lapsed |