US2663490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrugated carton
Assignee: Individual
•
Filing: 1950-03-09
•
Granted: 1953-12-22
•
Expires: 1970-03-09
Abstract
No abstract record available.
Inventors
- 👤 Etra Bernard
- 👤 Etra Irving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:26
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/48; B65D5/48002; B65D5/48004; B65D5/48012; B65D5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1925298A
Cited
US1881900A
Cited
GB397047A
Cited
US2330345A
Cited
US2347183A
Cited
US2423332A
Cited
US2531090A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |