US2429964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for dewatering starch conversion syrup
Assignee: Cerestar USA Inc
•
Filing: 1945-02-24
•
Granted: 1947-10-28
•
Expires: 1965-02-24
Abstract
No abstract record available.
Inventors
- 👤 Herman H Schopmeyer
- 👤 Fred J Hammerstein
- 👤 General W Larmouth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:18
CPC Classifications
C; C13; C13K; C13K1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US538387A
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US1322875A
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US999707A
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US997502A
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US997503A
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US1735980A
Cited
US2142984A
Cited
US2189824A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-10-27 | 1951-04-28 | 1951-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-10-27 | 1955-04-28 | 1955-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-10-27 | 1959-04-28 | 1959-10-28 | $7700.00 | Window Closed / Lapsed |