US2474649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of vegetable tissue
Assignee: Dehydration Inc
•
Filing: 1944-06-21
•
Granted: 1949-06-28
•
Expires: 1964-06-21
Abstract
No abstract record available.
Inventors
- 👤 Birdseye Clarence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:52
CPC Classifications
A; A23; A23B; A23B7/00; A23B7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1992515A
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US1863222A
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US1900573A
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US1914947A
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US1945867A
Cited
US2091263A
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US2112418A
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GB508333A
Cited
US2131431A
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US2228783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-27 | 1952-12-27 | 1953-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-27 | 1956-12-27 | 1957-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-27 | 1960-12-27 | 1961-06-28 | $7700.00 | Window Closed / Lapsed |