US2621847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ventilated container
Assignee: Individual
•
Filing: 1948-04-26
•
Granted: 1952-12-16
•
Expires: 1968-04-26
Abstract
No abstract record available.
Inventors
- 👤 Anthony J Stefanich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:01
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/4295; B65D15/00; B65D15/22; Y; Y10; Y10S; Y10S229/00; Y10S229/915; Y10S229/916
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US410429A
Cited
US464565A
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US1346661A
Cited
US1412361A
Cited
GB266861A
Cited
US1959998A
Cited
US1947446A
Cited
US2248682A
Cited
US2328689A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-16 | 1956-06-16 | 1956-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-16 | 1960-06-16 | 1960-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-16 | 1964-06-16 | 1964-12-16 | $7700.00 | Window Closed / Lapsed |