Patent US2962312A successfully refreshed from Google Patents.
US2962312A
Expired / Lapsed
US
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Torque transmitting bearing for propellers
Assignee: Corduroy Rubber Co
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Filing: 1959-04-13
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Granted: 1960-11-29
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Expires: 1979-04-13
Abstract
No abstract record available.
Inventors
- 👤 Keith W Wanner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:06
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/76; B; B63; B63H; B63H1/00; B63H1/02; B63H1/12; B63H1/14; B63H1/15; B63H1/20; B63H23/00; B63H23/32; B63H23/34; B63H2023/344
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US331068A
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US1772495A
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US1839094A
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FR748096A
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US2079460A
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US2235605A
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US2724770A
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US2872225A
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US2900202A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |