US2549682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable box
Assignee: Individual
•
Filing: 1946-08-15
•
Granted: 1951-04-17
•
Expires: 1966-08-15
Abstract
No abstract record available.
Inventors
- 👤 Alice J Grossniklaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:30
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/20; B65D5/28; Y; Y10; Y10S; Y10S229/00; Y10S229/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US728404A
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US1245369A
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US1473432A
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US1362129A
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US1786743A
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US1855045A
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US2105270A
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US2193925A
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US2333943A
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US2416725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-16 | 1954-10-16 | 1955-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-16 | 1958-10-16 | 1959-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-16 | 1962-10-16 | 1963-04-17 | $7700.00 | Window Closed / Lapsed |