US4224410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for ethanol fermentation
Assignee: University of Arkansas at Fayetteville
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Filing: 1978-12-06
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Granted: 1980-09-23
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Expires: 1998-12-06
Abstract
Abstract Fermentation of glucose and simultaneous-saccharification fermentation of cellulose using cellulose and a yeast are improved by utilization of the yeast Candida brassicae, ATCC 32196.
Inventors
- 👤 Mark S. Pemberton
- 👤 Steven D. Crawford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:36
CPC Classifications
C; C12; C12P; C12P7/00; C12P7/02; C12P7/04; C12P7/06; C12P7/08; C12P7/10; Y; Y02; Y02E; Y02E50/00; Y02E50/10; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/911; Y10S435/921
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
43 words
In a process for the manufacture of alcohol from cellulose by the simultaneous addition of cellulase and a yeast to a cellulose-containing material and isolation and recovery of the resulting ethanol, the improvement which comprises using Candida brassicae ATCC 32196 as the yeast.
Claim 2
Dependent Claim
43 words
In a process for the manufacture of alcohol from cellulose by the simultaneous addition of cellulase and a yeast to a cellulose-containing material and isolation and recovery of the resulting ethanol, the improvement which comprises using Candida brassicae ATCC 32196 as the yeast.
Claim 3
Dependent Claim
25 words
In a process for the manufacture of ethanol from fermentable sugars by fermentation, the improvement which comprises using Candida brassicae, ATCC 32196 as the yeast.
Claim 4
Dependent Claim
25 words
In a process for the manufacture of ethanol from fermentable sugars by fermentation, the improvement which comprises using Candida brassicae, ATCC 32196 as the yeast.
Claim 5
Dependent Claim
31 words
In a process for the manufacture of yeast protein from the growth of a fermentation yeast in a nutrient medium, the improvement of using Candida brassicae ATCC 32196 as the yeast.
Claim 6
Dependent Claim
31 words
In a process for the manufacture of yeast protein from the growth of a fermentation yeast in a nutrient medium, the improvement of using Candida brassicae ATCC 32196 as the yeast.
References Cited (Backward Citations)
US4009075A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-09-23 | 1984-03-24 | 1984-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-09-23 | 1988-03-24 | 1988-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-09-23 | 1992-03-24 | 1992-09-23 | $7700.00 | Window Closed / Lapsed |