Patent US2374455A successfully refreshed from Google Patents.
US2374455A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drying of materials
Assignee: Armour and Co
•
Filing: 1941-05-02
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Granted: 1945-04-24
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Expires: 1961-05-02
Abstract
No abstract record available.
Inventors
- 👤 Jules D Porsche
- 👤 Josh George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:22
CPC Classifications
F; F26; F26B; F26B5/00; F26B5/005; Y; Y10; Y10S; Y10S159/00; Y10S159/11
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) | 1948-04-23 | 1948-10-23 | 1949-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-04-23 | 1952-10-23 | 1953-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-04-23 | 1956-10-23 | 1957-04-24 | $7700.00 | Window Closed / Lapsed |