US3793153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for propagating yeasts and molds by mixed culturing and method of fermentation thereof
Assignee: Individual
•
Filing: 1971-05-27
•
Granted: 1974-02-19
•
Expires: 1991-05-27
Abstract
Abstract A strain of bacteria is added to a fermentation system wherein yeasts or molds capable of assimilating hydrocarbons or carbohydrates are fermented using hydrocarbons or carbohydrates as the main carbon source, and mixed culturing is carried out.
Inventors
- 👤 Y Miura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:14
CPC Classifications
C; C12; C12N; C12N1/00; C12N1/20; C12N1/14; C12N1/16; C12N1/26; C12P; C12P39/00; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/911
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
17 words
A process according to claim 1, wherein said yeast strain belongs to the family Cryptococcaceae or Endomycetaceae.
Claim 2
Dependent Claim
12 words
A process according to claim 1 wherein said carbon source is hydrocarbon.
Claim 3
Dependent Claim
12 words
A process according to claim 1 wherein said carbon source is carbohydrate.
Claim 4
Dependent Claim
15 words
A process according to claim 1 wherein said culturing temperature is from 25* to 47*C.
Claim 5
Dependent Claim
20 words
A process according to claim 1 wherein the pH of said nutrient medium is adjusted to from 3.5 to 5.5.
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) | 1977-02-18 | 1977-08-20 | 1978-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-18 | 1981-08-20 | 1982-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-18 | 1985-08-20 | 1986-02-19 | $7700.00 | Window Closed / Lapsed |