Patent US1894890A successfully refreshed from Google Patents.
US1894890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined automatic clutch and transmission mechanism for automobiles
Assignee: Individual
•
Filing: 1932-04-28
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Granted: 1933-01-17
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Expires: 1952-04-28
Abstract
No abstract record available.
Inventors
- 👤 Rossi Antonio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:36
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0293; F16D; F16D43/00; F16D43/02; F16D43/04; F16D43/14; F16D43/18; F16D2043/145; F16H2718/00; F16H2718/08; F16H2718/10; F16H2718/12
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) | 1936-01-17 | 1936-07-18 | 1937-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-01-17 | 1940-07-18 | 1941-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-01-17 | 1944-07-18 | 1945-01-17 | $7700.00 | Window Closed / Lapsed |