Patent US2728239A successfully refreshed from Google Patents.
US2728239A
Expired / Lapsed
US
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Power transmission drive and belt therefor
Assignee: Raybestos Manhattan Inc
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Filing: 1953-08-12
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Granted: 1955-12-27
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Expires: 1973-08-12
Abstract
No abstract record available.
Inventors
- 👤 Jr James Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:08
CPC Classifications
F; F16; F16G; F16G1/00; F16G1/28; F16G5/00; F16G5/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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CA202110A
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US1777864A
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US1656628A
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US2067400A
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US2060322A
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US2182461A
Cited
US2471969A
Cited
US2472513A
Cited
US2442037A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |