Patent US2680381A successfully refreshed from Google Patents.
US2680381A
Expired / Lapsed
US
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Motor vehicle driving mechanism
Assignee: Individual
•
Filing: 1949-12-28
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Granted: 1954-06-08
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Expires: 1969-12-28
Abstract
No abstract record available.
Inventors
- 👤 Maybach Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:34
CPC Classifications
F; F02; F02D; F02D29/00; F02D2700/00; F02D2700/07; Y; Y10; Y10S; Y10S74/00; Y10S74/02; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19251; Y10T74/19256; Y10T74/1926; Y10T74/19265
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US905637A
Cited
US1882805A
Cited
US2136760A
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US2071785A
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US2089590A
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US2207481A
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US2330581A
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US2352212A
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FR875016A
Cited
FR890868A
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FR889074A
Cited
US2411463A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-07 | 1957-12-07 | 1958-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-07 | 1961-12-07 | 1962-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-07 | 1965-12-07 | 1966-06-08 | $7700.00 | Window Closed / Lapsed |