US2459329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dehydration device
Assignee: MICHAEL REESE RES FOUNDATION
•
Filing: 1944-05-29
•
Granted: 1949-01-18
•
Expires: 1964-05-29
Abstract
No abstract record available.
Inventors
- 👤 Sidney O Levinson
- 👤 Oppenheimer Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:17
CPC Classifications
F; F26; F26B; F26B5/00; F26B5/04; F26B5/06; Y; Y10; Y10S; Y10S277/00; Y10S277/921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1970956A
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US2353986A
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US2302253A
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US2434003A
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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) | 1952-01-18 | 1952-07-19 | 1953-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-18 | 1956-07-19 | 1957-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-18 | 1960-07-19 | 1961-01-18 | $7700.00 | Window Closed / Lapsed |