US2882265A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for recovering whole zein
Assignee: Unilever Bestfoods North America
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Filing: 1957-01-14
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Granted: 1959-04-14
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Expires: 1977-01-14
Abstract
No abstract record available.
Inventors
- 👤 Morris Leo
- 👤 Wilson Alexander Logan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:51
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A PROCESS FOR RECOVERING SUBSTANTIALLY ALL OF THE ZEIN FROM CORN GLUTEN WHICH COMPRISES AGITATING SAID GLUTEN WITH THE EQUIVALENT OF AQUEOUS ISOPROPYL ALCOHOL OF 28 TO 33 PERCENT ALCOHOL BY WEIGH IN THE PRESENCE OF AT LEAST ABOUT 6 PERCENT OF LIME BASED ON THE GLUTEN AND SEPARATING THE ZEIN FROM THE EXTRACT.
Claim 2
Dependent Claim
54 words
A PROCESS FOR RECOVERING SUBSTANTIALLY ALL OF THE ZEIN FROM CORN GLUTEN WHICH COMPRISES AGITATING SAID GLUTEN WITH THE EQUIVALENT OF AQUEOUS ISOPROPYL ALCOHOL OF 28 TO 33 PERCENT ALCOHOL BY WEIGH IN THE PRESENCE OF AT LEAST ABOUT 6 PERCENT OF LIME BASED ON THE GLUTEN AND SEPARATING THE ZEIN FROM THE EXTRACT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |