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Patent US2437214A successfully refreshed from Google Patents.
US2437214A
Expired / Lapsed
US
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Lehr feeder
Assignee: Kent-Owens Machine Co
•
Filing: 1943-05-24
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Granted: 1948-03-02
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Expires: 1963-05-24
Abstract
No abstract record available.
Inventors
- 👤 Albert F Tremblay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:39
CPC Classifications
C; C03; C03B; C03B35/00; C03B35/04; C03B35/06; C03B35/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1501602A
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US1509063A
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US1538248A
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US1637714A
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US1624250A
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US1817373A
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US1883362A
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US1833951A
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US2008572A
Cited
US2094787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-03-02 | 1951-09-01 | 1952-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-02 | 1955-09-01 | 1956-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-02 | 1959-09-01 | 1960-03-02 | $7700.00 | Window Closed / Lapsed |