Patent US2329793A successfully refreshed from Google Patents.
Patent US2504124A successfully refreshed from Google Patents.
US2504124A
Expired / Lapsed
US
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Self-cooling bag for liquids
Assignee: Individual
•
Filing: 1944-07-15
•
Granted: 1950-04-18
•
Expires: 1964-07-15
Abstract
No abstract record available.
Inventors
- 👤 William L Hicks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:19
CPC Classifications
A; A47; A47J; A47J47/00; A47J47/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US135432A
Cited
US518549A
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US994287A
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US1127384A
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US2271885A
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US2220525A
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US2275991A
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US2337398A
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US2343089A
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US2323629A
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US2352707A
Cited
US2467792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-17 | 1953-10-17 | 1954-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-17 | 1957-10-17 | 1958-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-17 | 1961-10-17 | 1962-04-18 | $7700.00 | Window Closed / Lapsed |