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Patent US2770934A successfully refreshed from Google Patents.
US2770934A
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US
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Wrapper feed mechanism for wrapping machines
Assignee: AMF Inc
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Filing: 1952-10-29
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Granted: 1956-11-20
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Expires: 1972-10-29
Abstract
No abstract record available.
Inventors
- 👤 Arthur A Kottmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:04
CPC Classifications
B; B65; B65B; B65B11/00; B65B11/06; B65B11/08; B65B11/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1867343A
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US2375451A
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US2434616A
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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) | 1959-11-20 | 1960-05-21 | 1960-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-20 | 1964-05-21 | 1964-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-20 | 1968-05-21 | 1968-11-20 | $7700.00 | Window Closed / Lapsed |