US2479213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carton
Assignee: Shellmar Products Corp
•
Filing: 1945-01-08
•
Granted: 1949-08-16
•
Expires: 1965-01-08
Abstract
No abstract record available.
Inventors
- 👤 John W Cox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:54
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/30; B65D85/32; B65D85/325
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US927488A
Cited
US1783397A
Cited
US1954595A
Cited
US2013606A
Cited
US1992983A
Cited
US2091960A
Cited
US2326244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-15 | 1953-02-14 | 1953-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-15 | 1957-02-14 | 1957-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-15 | 1961-02-14 | 1961-08-16 | $7700.00 | Window Closed / Lapsed |