Patent US3105799A successfully refreshed from Google Patents.
US3105799A
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Conversion of starches and starch-like substances into yeast cells
Assignee: Svenska Sockerfabriks AB
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Filing: 1961-11-28
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Granted: 1963-10-01
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Expires: 1981-11-28
Abstract
No abstract record available.
Inventors
- 👤 Tveit Martin Torvald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:05
CPC Classifications
C; C12; C12N; C12N1/00; C12N1/14; C12N1/16; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/911; Y10S435/944
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A METHOD OF PRODUCING YEAST CELLS, COMPRISING PREPARING A SUBSTRATUM OF A VEGETABLE STARCH-CONYAINING MATERIAL, ADDING NITROGENOUS AND PHOSPHORUS NUTRITIVE AGENTS THERETO, AND FEMENTING SAID SUBSTRATUM WITH ENDOMYCOPSIS FIBULIGER IN SYMBIOSIS WITH SUGAR FERMENTING YEAST FUNGI, THE PH OF THE SUBSTRATUM BEING KEPT WITHIN THE RANGE OF 5.5 TO 4.0 DURING THE FERMENTATION.
Claim 2
Independent Claim
53 words
A METHOD OF PRODUCING YEAST CELLS, COMPRISING PREPARING A SUBSTRATUM OF A VEGETABLE STARCH-CONYAINING MATERIAL, ADDING NITROGENOUS AND PHOSPHORUS NUTRITIVE AGENTS THERETO, AND FEMENTING SAID SUBSTRATUM WITH ENDOMYCOPSIS FIBULIGER IN SYMBIOSIS WITH SUGAR FERMENTING YEAST FUNGI, THE PH OF THE SUBSTRATUM BEING KEPT WITHIN THE RANGE OF 5.5 TO 4.0 DURING THE FERMENTATION.
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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |