US2438434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible container
Assignee: Individual
•
Filing: 1945-02-20
•
Granted: 1948-03-23
•
Expires: 1965-02-20
Abstract
No abstract record available.
Inventors
- 👤 Friedman Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:37
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/22; B65D77/24; B65D77/245; B65D21/00; B65D21/08; B65D21/086; B65D41/00; B65D41/02; B65D41/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE270440C
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US640418A
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US831074A
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US1093873A
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US1143197A
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US1097690A
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US1464548A
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US1636323A
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US1724743A
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US2076457A
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US2324381A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-03-23 | 1951-09-22 | 1952-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-23 | 1955-09-22 | 1956-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-23 | 1959-09-22 | 1960-03-23 | $7700.00 | Window Closed / Lapsed |