US2446264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molded pulp carton
Assignee: Shellmar Products Corp
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Filing: 1943-09-20
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Granted: 1948-08-03
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Expires: 1963-09-20
Abstract
No abstract record available.
Inventors
- 👤 John W Cox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:02
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/30; B65D85/32; B65D85/324
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-03 | 1952-02-02 | 1952-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-03 | 1956-02-02 | 1956-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-03 | 1960-02-02 | 1960-08-03 | $7700.00 | Window Closed / Lapsed |