Patent US3487706A successfully refreshed from Google Patents.
US3487706A
Expired / Lapsed
US
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Torque release sprocket
Assignee: Amsted Industries Inc
•
Filing: 1968-01-24
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Granted: 1970-01-06
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Expires: 1988-01-24
Abstract
No abstract record available.
Inventors
- 👤 Baird E Resener
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:04
CPC Classifications
F; F16; F16H; F16H35/00; F16H35/10; F16H55/00; F16H55/02; F16H55/30; Y; Y10; Y10S; Y10S474/00; Y10S474/902; Y10T; Y10T74/00; Y10T74/19; Y10T74/1987; Y10T74/19893; Y10T74/19898
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1449903A
Cited
US717976A
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US1240126A
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US1539149A
Cited
US1604105A
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US1608050A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |