US2353419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for forming box blanks
Assignee: Individual
•
Filing: 1942-06-11
•
Granted: 1944-07-11
•
Expires: 1962-06-11
Abstract
No abstract record available.
Inventors
- 👤 Eugene S Smithson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:41
CPC Classifications
B; B31; B31F; B31F1/00; B31F1/08; B31B; B31B50/00; B31B50/14; B31B50/20; B31B50/22; B31B50/25; B31B50/252
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-07-11 | 1948-01-10 | 1948-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-07-11 | 1952-01-10 | 1952-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-07-11 | 1956-01-10 | 1956-07-11 | $7700.00 | Window Closed / Lapsed |