US2219265A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Direction and speed ratio changing device for motor vehicles
Assignee: Individual
•
Filing: 1936-11-18
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Granted: 1940-10-22
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Expires: 1956-11-18
Abstract
No abstract record available.
Inventors
- 👤 Joseph P Castellano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:29
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0293; F16H2710/00; F16H2710/02; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/18976; Y10T74/19; Y10T74/19219; Y10T74/19242; Y10T74/19247; Y10T74/19251; Y10T74/19256; Y10T74/1926; Y10T74/19265; Y10T74/19293; Y10T74/19298; Y10T74/19326; Y10T74/19642; Y10T74/1967; Y10T74/20; Y10T74/20012; Y10T74/20018
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) | 1943-10-22 | 1944-04-22 | 1944-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-10-22 | 1948-04-22 | 1948-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-10-22 | 1952-04-22 | 1952-10-22 | $7700.00 | Window Closed / Lapsed |