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US2723074A
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US
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Collapsible cartons
Assignee: EASTERN BOX Co
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Filing: 1953-01-05
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Granted: 1955-11-08
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Expires: 1973-01-05
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick W Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:12
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/36; B65D5/3607; B65D5/3614; B65D5/3621
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2187304A
Cited
US1509735A
Cited
GB345682A
Cited
US2136184A
Cited
US2220388A
Cited
US2364829A
Cited
US2465324A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-07 | 1959-05-09 | 1959-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-07 | 1963-05-09 | 1963-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-07 | 1967-05-09 | 1967-11-08 | $7700.00 | Window Closed / Lapsed |