Patent US2739722A successfully refreshed from Google Patents.
US2739722A
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Shuttle-loader
Assignee: Joy Manufacturing Co
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Filing: 1951-07-12
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Granted: 1956-03-27
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Expires: 1971-07-12
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Joy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:13
CPC Classifications
E; E21; E21F; E21F13/00; E21F13/02; E21F13/025; B; B60; B60P; B60P1/00; B60P1/36; B61; B61D; B61D47/00
Claims Analysis
Total Claims: 0
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US2420009A
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US2394006A
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US2439001A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-27 | 1959-09-26 | 1960-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-27 | 1963-09-26 | 1964-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-27 | 1967-09-26 | 1968-03-27 | $7700.00 | Window Closed / Lapsed |