Patent US2861635A successfully refreshed from Google Patents.
US2861635A
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US
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Power transmitting apparatus
Assignee: United States Steel Corp
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Filing: 1955-01-27
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Granted: 1958-11-25
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Expires: 1975-01-27
Abstract
No abstract record available.
Inventors
- 👤 Howard S Orr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:51
CPC Classifications
F; F16; F16H; F16H35/00; F16H35/02; B; B23; B23D; B23D36/00; B23D36/0008; B23D36/0033; B23D36/0041; F16H2035/003; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19555; Y10T74/1987; Y10T74/19884; Y10T83/00; Y10T83/465; Y10T83/4693
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) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |