Patent US2540762A successfully refreshed from Google Patents.
US2540762A
Expired / Lapsed
US
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Cardboard bottom feed for food wrapping machines
Assignee: Battle Creek Bread Wrapping Machine Co
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Filing: 1947-02-17
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Granted: 1951-02-06
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Expires: 1967-02-17
Abstract
No abstract record available.
Inventors
- 👤 John W Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:28
CPC Classifications
B; B65; B65B; B65B43/00; B65B43/12; B65B43/14; B65B43/20; B65B43/205
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US919810A
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GB191206257A
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US1641828A
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US1730477A
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US2084319A
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US2079668A
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US2134057A
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US2320362A
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US2304273A
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US2239945A
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US2335750A
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US2291754A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-05 | 1954-08-07 | 1955-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-05 | 1958-08-07 | 1959-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-05 | 1962-08-07 | 1963-02-06 | $7700.00 | Window Closed / Lapsed |