Patent US2579053A successfully refreshed from Google Patents.
US2579053A
Expired / Lapsed
US
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Dehydrator
Assignee: Individual
•
Filing: 1946-05-15
•
Granted: 1951-12-18
•
Expires: 1966-05-15
Abstract
No abstract record available.
Inventors
- 👤 Herbert H Schulstadt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:38
CPC Classifications
F; F25; F25B; F25B43/00; F25B43/003; Y; Y10; Y10S; Y10S210/00; Y10S210/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1601308A
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US1914829A
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US1917121A
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FR784957A
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GB437139A
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US2210862A
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US2199258A
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US2232025A
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US2243949A
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US2323160A
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US2260608A
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US2325657A
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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) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |