Patent US2809534A successfully refreshed from Google Patents.
US2809534A
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Automatic transmission
Assignee: Eaton Corp
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Filing: 1954-06-03
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Granted: 1957-10-15
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Expires: 1974-06-03
Abstract
No abstract record available.
Inventors
- 👤 Martin P Winther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:31
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0202; F16H61/0204; F16H61/0206; F16H61/0211; F16D; F16D48/00; F16D48/06; F16D48/064; F16D2500/00; F16D2500/10; F16D2500/102; F16D2500/1021; F16D2500/1022; F16D2500/104; F16D2500/10406; F16D2500/10412; F16D2500/108; F16D2500/1081; F16D2500/1085; F16D2500/30; F16D2500/304; F16D2500/3042; F16D2500/30426; F16D2500/31; F16D2500/3108; F16D2500/50; F16D2500/502; F16D2500/50224; F16D2500/50239; F16D2500/70; F16D2500/704; F16D2500/70402; F16D2500/70418; F16D2500/7042; F16H3/00; F16H3/006; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19228; Y10T74/19251; Y10T74/19256; Y10T74/1926; Y10T74/19265; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19437; Y10T74/19442; Y10T74/19447
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2376545A
Cited
US2386217A
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FR951410A
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US2567042A
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US2582220A
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GB681010A
Cited
US2605650A
Cited
US2615349A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |