US2744014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of separating proteins and vitamins from starch waste water
Assignee: Individual
•
Filing: 1952-08-26
•
Granted: 1956-05-01
•
Expires: 1972-08-26
Abstract
No abstract record available.
Inventors
- 👤 Lucien H Greathouse
- 👤 Smith Burns Ashby
- 👤 Helen M Robinson
- 👤 Chester H Haydel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:24
CPC Classifications
C; C08; C08B; C08B30/00; C08B30/10; Y; Y10; Y10S; Y10S530/00; Y10S530/859
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US254239A
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US493689A
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US2001925A
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US2149802A
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US2443897A
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US2594308A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |