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US2575893A
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Collapsible heat-insulated container
Assignee: Individual
•
Filing: 1949-11-14
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Granted: 1951-11-20
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Expires: 1969-11-14
Abstract
No abstract record available.
Inventors
- 👤 Norman R Seaman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:40
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/38; B65D81/3876; B65D81/3886; A; A45; A45C; A45C11/00; A45C11/20; A45C7/00; A45C7/0059; A45C7/0063; Y; Y10; Y10S; Y10S383/00; Y10S383/907
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US463597A
Cited
US1096537A
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US1431918A
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US1691905A
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US1895278A
Cited
US1949677A
Cited
US2087611A
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FR813600A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |