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US2525929A
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US
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Reversing mechanism
Assignee: Celanese Corp
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Filing: 1948-07-13
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Granted: 1950-10-17
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Expires: 1968-07-13
Abstract
No abstract record available.
Inventors
- 👤 Meder Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:05
CPC Classifications
F; F16; F16H; F16H3/00; F16H2712/00; F16H2712/02; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088; Y10T74/18128; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19386; Y10T74/19409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-16 | 1954-04-17 | 1954-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-16 | 1958-04-17 | 1958-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-16 | 1962-04-17 | 1962-10-17 | $7700.00 | Window Closed / Lapsed |