US2450558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Single blank container for paper sheets
Assignee: Individual
•
Filing: 1944-09-20
•
Granted: 1948-10-05
•
Expires: 1964-09-20
Abstract
No abstract record available.
Inventors
- 👤 Oscar H Ogren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:50
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/04; B42; B42D; B42D5/00; B42D5/003; B42D5/005
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) | 1951-10-05 | 1952-04-05 | 1952-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-05 | 1956-04-05 | 1956-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-05 | 1960-04-05 | 1960-10-05 | $7700.00 | Window Closed / Lapsed |