US2425519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milk cooler
Assignee: Individual
•
Filing: 1944-10-23
•
Granted: 1947-08-12
•
Expires: 1964-10-23
Abstract
No abstract record available.
Inventors
- 👤 George R Duncan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:17
CPC Classifications
F; F25; F25D; F25D17/00; F25D17/02; A; A01; A01J; A01J9/00; A01J9/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1186944A
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US1269716A
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US1398787A
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US1830093A
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US2031274A
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US2131423A
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US2140895A
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US2146058A
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US2256971A
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US2253882A
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US2365024A
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US2315603A
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US2380901A
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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) | 1950-08-11 | 1951-02-10 | 1951-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-11 | 1955-02-10 | 1955-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-11 | 1959-02-10 | 1959-08-12 | $7700.00 | Window Closed / Lapsed |