Patent US2018469A successfully refreshed from Google Patents.
US2018469A
Expired / Lapsed
US
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Inter-related power transmission control and brake mechanism
Assignee: Individual
•
Filing: 1933-07-12
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Granted: 1935-10-22
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Expires: 1953-07-12
Abstract
No abstract record available.
Inventors
- 👤 Roehrl Bruno Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:34
CPC Classifications
B; B60; B60T; B60T7/00; B60T7/02; B60T7/08; B60T7/10; B60W; B60W10/00; B60W10/10; B60W10/18
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) | 1938-10-21 | 1939-04-22 | 1939-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-10-21 | 1943-04-22 | 1943-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-10-21 | 1947-04-22 | 1947-10-22 | $7700.00 | Window Closed / Lapsed |