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US2571103A
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US
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Bag sealing machine
Assignee: Bemis Brothers Bag Co
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Filing: 1948-10-29
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Granted: 1951-10-16
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Expires: 1968-10-29
Abstract
No abstract record available.
Inventors
- 👤 Belcher Daniel
- 👤 Harold V Kindseth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:36
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/10; B65B51/14; B65B51/148
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2166761A
Cited
US2188039A
Cited
US2244282A
Cited
US2252105A
Cited
US2401991A
Cited
US2395387A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-15 | 1955-04-16 | 1955-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-15 | 1959-04-16 | 1959-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-15 | 1963-04-16 | 1963-10-16 | $7700.00 | Window Closed / Lapsed |