US2409673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fiberboard container having reinforced ends and integral hinged closure
Assignee: DOWNING BOX CO
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Filing: 1945-01-12
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Granted: 1946-10-22
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Expires: 1965-01-12
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter G Glaseoff
- 👤 Charles W Evert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:56
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/64; B65D5/66; B65D5/6626; B65D5/6629; B65D5/6635; B65D5/6638; B65D5/6641; B65D5/32; B65D5/322; B65D5/323
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) | 1949-10-21 | 1950-04-22 | 1950-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-10-21 | 1954-04-22 | 1954-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-10-21 | 1958-04-22 | 1958-10-22 | $7700.00 | Window Closed / Lapsed |