US2188403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed transmission mechanism for automobiles and the like
Assignee: Individual
•
Filing: 1936-10-24
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Granted: 1940-01-30
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Expires: 1956-10-24
Abstract
No abstract record available.
Inventors
- 👤 Frank D Frisby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:43
CPC Classifications
F; F16; F16H; F16H59/00; F16H59/14; F16H59/26; F16H59/28; F16H59/02; F16H59/04; F16H59/042; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19167; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19442; Y10T74/19451; Y10T74/19456; Y10T74/20; Y10T74/20012; Y10T74/20018; Y10T74/2014
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) | 1943-01-29 | 1943-07-31 | 1944-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-01-29 | 1947-07-31 | 1948-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-01-29 | 1951-07-31 | 1952-01-30 | $7700.00 | Window Closed / Lapsed |