Patent US2591578A successfully refreshed from Google Patents.
US2591578A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated container
Assignee: Individual
•
Filing: 1947-12-20
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Granted: 1952-04-01
•
Expires: 1967-12-20
Abstract
No abstract record available.
Inventors
- 👤 Raymond W Mcnealy
- 👤 Jacob A Glassman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:34
CPC Classifications
B; B65; B65D; B65D3/00; B65D3/22; B65D81/00; B65D81/38; B65D81/3865; B65D81/3869
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) | 1955-04-01 | 1955-10-01 | 1956-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-01 | 1959-10-01 | 1960-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-01 | 1963-10-01 | 1964-04-01 | $7700.00 | Window Closed / Lapsed |