Patent US2568690A successfully refreshed from Google Patents.
US2568690A
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US
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Cigarette machine tongue and process for manufacture thereof
Assignee: AMF Inc
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Filing: 1944-05-12
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Granted: 1951-09-18
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Expires: 1964-05-12
Abstract
No abstract record available.
Inventors
- 👤 James W Warren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:03
CPC Classifications
A; A24; A24C; A24C5/00; A24C5/14; A24C5/18; A24C5/1807
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1723942A
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US2164060A
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US2103721A
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US2156302A
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US2190012A
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US2235853A
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US2308323A
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US2375741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-17 | 1955-03-19 | 1955-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-17 | 1959-03-19 | 1959-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-17 | 1963-03-19 | 1963-09-18 | $7700.00 | Window Closed / Lapsed |