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US2822484A
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Constant horsepower drive
Assignee: Eaton Corp
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Filing: 1954-06-23
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Granted: 1958-02-04
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Expires: 1974-06-23
Abstract
No abstract record available.
Inventors
- 👤 Martin P Winther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:45
CPC Classifications
F; F16; F16H; F16H45/00; F16H2045/002; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19037
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1104710A
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US2184606A
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US2101606A
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US2453877A
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US2465982A
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US2548207A
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US2616309A
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US2659832A
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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) | 1961-02-03 | 1961-08-05 | 1962-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-03 | 1965-08-05 | 1966-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-03 | 1969-08-05 | 1970-02-04 | $7700.00 | Window Closed / Lapsed |