Patent US3413866A successfully refreshed from Google Patents.
US3413866A
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Belt tensioning device
Assignee: BYRON C FORD
•
Filing: 1966-10-14
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Granted: 1968-12-03
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Expires: 1986-10-14
Abstract
No abstract record available.
Inventors
- 👤 Byron C Ford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:36
CPC Classifications
F; F16; F16H; F16H7/00; F16H7/08; F16H7/10; F16H7/12; F16H7/1254; F16H7/1263; F16H7/1272; F16H2007/0802; F16H2007/0808; F16H2007/0889; F16H2007/0893
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1317150A
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US2734386A
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US782978A
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US1582516A
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US2554738A
Cited
US3179242A
Cited
US3151857A
Cited
US3309783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |