Patent US2647416A successfully refreshed from Google Patents.
US2647416A
Expired / Lapsed
US
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Flexible drive transmission for motor vehicles
Assignee: Individual
•
Filing: 1948-05-10
•
Granted: 1953-08-04
•
Expires: 1968-05-10
Abstract
No abstract record available.
Inventors
- 👤 Archibald P Turner
- 👤 Hamilton G Blumberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:31
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/04; B60K17/043; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19019; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19102; Y10T74/19149
Claims Analysis
Total Claims: 0
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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) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |