US1830744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed power transmitting mechanism
Assignee: Motors Liquidation Co
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Filing: 1928-12-05
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Granted: 1931-11-03
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Expires: 1948-12-05
Abstract
No abstract record available.
Inventors
- 👤 Charles H Logue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:30
CPC Classifications
F; F16; F16D; F16D23/00; F16D23/02; F16H; F16H3/00; F16H3/02; F16H3/08; F16H3/087; F16H3/091; F16H3/0915; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19284; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19442; Y10T74/19451; Y10T74/19456
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) | 1934-11-02 | 1935-05-04 | 1935-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-11-02 | 1939-05-04 | 1939-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-11-02 | 1943-05-04 | 1943-11-03 | $7700.00 | Window Closed / Lapsed |