US2180968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and means for drying starch
Assignee: AGRATHERM NV
•
Filing: 1936-09-01
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Granted: 1939-11-21
•
Expires: 1956-09-01
Abstract
No abstract record available.
Inventors
- 👤 Schorn Helmut
- 👤 Daumas Carl Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:49
CPC Classifications
F; F26; F26B; F26B3/00; F26B3/02; F26B3/14; C; C08; C08B; C08B30/00; C08B30/06; Y; Y10; Y10S; Y10S425/00; Y10S425/101
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) | 1942-11-20 | 1943-05-22 | 1943-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-11-20 | 1947-05-22 | 1947-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-11-20 | 1951-05-22 | 1951-11-21 | $7700.00 | Window Closed / Lapsed |