US2189069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing mechanism for wrapping machines
Assignee: AMF Inc
•
Filing: 1937-08-28
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Granted: 1940-02-06
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Expires: 1957-08-28
Abstract
No abstract record available.
Inventors
- 👤 Jensen Thormod
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:35
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/01; B29C66/03; B29C66/034; B29C66/0342; B29C65/00; B29C65/02; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/80; B29C66/81; B29C66/818; B29C66/8181; B29C66/84; B29C66/849; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-02-05 | 1943-08-07 | 1944-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-02-05 | 1947-08-07 | 1948-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-02-05 | 1951-08-07 | 1952-02-06 | $7700.00 | Window Closed / Lapsed |