US2695675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for magnetic fluid transmission drive to vehicle wheels
Assignee: Individual
•
Filing: 1950-03-08
•
Granted: 1954-11-30
•
Expires: 1970-03-08
Abstract
No abstract record available.
Inventors
- 👤 Frye Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:50
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/02; F; F16; F16D; F16D37/00; F16D37/02; F16D48/00; F16D48/06; F16D48/064; F16D2037/001; F16D2037/005; F16D2037/007; F16D2500/00; F16D2500/10; F16D2500/102; F16D2500/1021; F16D2500/1022; F16D2500/104; F16D2500/10443; F16D2500/10475; F16D2500/30; F16D2500/31; F16D2500/3114; F16D2500/3118; F16D2500/50; F16D2500/52; F16D2500/525; F16D2500/70; F16D2500/704; F16D2500/70402; F16D2500/70418; F16D2500/70422; F16D2500/70438; F16D2500/7044; Y; Y10; Y10S; Y10S74/00; Y10S74/04; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19437
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |