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Patent US3070253A successfully refreshed from Google Patents.
US3070253A
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Insulated container
Assignee: Poloron Products Inc
•
Filing: 1961-01-10
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Granted: 1962-12-25
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Expires: 1981-01-10
Abstract
No abstract record available.
Inventors
- 👤 Robert P Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:41
CPC Classifications
A; A47; A47J; A47J41/00; A47J41/0055; Y; Y10; Y10S; Y10S220/00; Y10S220/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US195706A
Cited
US2563508A
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US2899103A
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US1696001A
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US1639492A
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US1771123A
Cited
US2216830A
Cited
US2484608A
Cited
US2881936A
Cited
US2909300A
Cited
US2978133A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |