Patent US2592394A successfully refreshed from Google Patents.
US2592394A
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Refrigerator defrost product disposal system
Assignee: Avco Manufacturing Corp
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Filing: 1950-07-28
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Granted: 1952-04-08
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Expires: 1970-07-28
Abstract
No abstract record available.
Inventors
- 👤 John E Cochran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:16
CPC Classifications
F; F25; F25D; F25D21/00; F25D21/06; F25D21/08; F25D21/14; F25D2321/00; F25D2321/14; F25D2321/144; F25D2321/1441
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2167442A
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US2315222A
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US2375851A
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US2492397A
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US2511419A
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US2509613A
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US2513823A
Cited
US2510758A
Cited
US2526032A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |