US2746638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carrier cartons
Assignee: OHIO BOXBOARD CO
•
Filing: 1953-04-10
•
Granted: 1956-05-22
•
Expires: 1973-04-10
Abstract
No abstract record available.
Inventors
- 👤 Charles L Champlin
- 👤 Gerald H Steele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:35
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/0003; B65D71/0014; B65D2571/00; B65D2571/00123; B65D2571/00129; B65D2571/00135; B65D2571/00154; B65D2571/00333; B65D2571/00401; B65D2571/00432; B65D2571/00493; B65D2571/00506; B65D2571/00512; B65D2571/00648; B65D2571/00654; B65D2571/0066; B65D2571/00709; B65D2571/00796; Y; Y10; Y10S; Y10S229/00; Y10S229/915
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |