Patent US2814919A successfully refreshed from Google Patents.
US2814919A
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Work feeding mechanism
Assignee: Landis Tool Co
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Filing: 1955-03-14
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Granted: 1957-12-03
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Expires: 1975-03-14
Abstract
No abstract record available.
Inventors
- 👤 Alvin J Jones
- 👤 John A Boller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:24
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/35; B24B5/355
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US545468A
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US1481064A
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US1319921A
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US1718240A
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US1768629A
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FR735930A
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US2086052A
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US2597912A
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US2610448A
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US2678521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |