US2643378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Box assembling machine
Assignee: International Paper Co
•
Filing: 1951-05-11
•
Granted: 1953-06-30
•
Expires: 1971-05-11
Abstract
No abstract record available.
Inventors
- 👤 Oscar H Williamson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:13
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/60; B31B50/68
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1070518A
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US1147276A
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US1250735A
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US1367721A
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US1430150A
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US1547328A
Cited
US1859640A
Cited
US2320684A
Cited
US2512539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-29 | 1956-12-29 | 1957-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-29 | 1960-12-29 | 1961-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-29 | 1964-12-29 | 1965-06-30 | $7700.00 | Window Closed / Lapsed |