Patent US2833159A successfully refreshed from Google Patents.
US2833159A
Expired / Lapsed
US
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Automatic hydraulically operated transmission
Assignee: Individual
•
Filing: 1954-07-21
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Granted: 1958-05-06
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Expires: 1974-07-21
Abstract
No abstract record available.
Inventors
- 👤 Alexander M Alexandrescu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:16
CPC Classifications
F; F16; F16D; F16D67/00; 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)
US1979488A
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US2104608A
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US2279019A
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US2313645A
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US2351483A
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US2619848A
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US2640373A
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US2693711A
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US2667085A
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US2627190A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |