US2676445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding and sealing mechanism for wrapping machines
Assignee: AMF Inc
•
Filing: 1952-02-28
•
Granted: 1954-04-27
•
Expires: 1972-02-28
Abstract
No abstract record available.
Inventors
- 👤 Arthur A Kottmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:03
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)
US1313418A
Cited
US1319724A
Cited
US1586375A
Cited
US2320362A
Cited
US2360910A
Cited
US2354989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |