US2376583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preserving perishable foodstuffs
Assignee: Dewey and Almy Chemical Co
•
Filing: 1939-10-03
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Granted: 1945-05-22
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Expires: 1959-10-03
Abstract
No abstract record available.
Inventors
- 👤 Henri Marie Joseph Tyrel Poix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:55
CPC Classifications
B; B65; B65B; B65B25/00; B65B25/06; B65B25/065; B65B25/067; A; A23; A23B; A23B4/00; A23B4/06; A23B4/066; A23B4/068
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-05-21 | 1948-11-20 | 1949-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-05-21 | 1952-11-20 | 1953-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-05-21 | 1956-11-20 | 1957-05-22 | $7700.00 | Window Closed / Lapsed |