US2649239A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed container
Assignee: OHIO BOXBOARD CO
•
Filing: 1950-05-08
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Granted: 1953-08-18
•
Expires: 1970-05-08
Abstract
No abstract record available.
Inventors
- 👤 Ransom C Ellsworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:22
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/64; B65D5/66; B65D5/6626; B65D5/665; B65D5/6661; Y; Y10; Y10S; Y10S206/00; Y10S206/807
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1076955A
Cited
US1277459A
Cited
US1673426A
Cited
GB331146A
Cited
US1988582A
Cited
US2114134A
Cited
GB493410A
Cited
US2199204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |