Patent US4683977A successfully refreshed from Google Patents.
Patent US3862006A successfully refreshed from Google Patents.
US3862006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing yeast cells
Assignee: KH Neochem Co Ltd
•
Filing: 1972-12-27
•
Granted: 1975-01-21
•
Expires: 1992-12-27
Abstract
Abstract The present invention relates to a process for producing yeast cells by culturing a microorganism of Torulopsis methanosorbosa nov. sp.
Inventors
- 👤 Shigeo Abe
- 👤 Yasuharu Yokote
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:07
CPC Classifications
C; C12; C12N; C12N1/00; C12N1/32; C12N1/14; C12N1/16; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/911; Y10S435/944
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
17 words
The process of claim 1 wherein the microorganism is Torulopsis methanosorbosa KY 12001 (FERM P-No. 1208)(ATCC 20361).
Claim 2
Dependent Claim
38 words
The process of claim 1 wherein the culture medium further contains at least one member selected from the group consisting of thiamine, salts thereof, p-aminobenzoic acid, salts thereof, folic acid, salts thereof, riboflavin, biotin, inositol and calcium ion.
Claim 3
Dependent Claim
12 words
The process of claim 3 wherein said calcium ion is calcium chloride.
Claim 4
Dependent Claim
25 words
The process of claim 1 wherein methanol is added to the culture medium during cultivation to make up for its depletion during the cultivation process.
Claim 5
Dependent Claim
26 words
The pRocess of claim 1 wherein the culturing is effected at a temperature of about 20*-40* C and at a pH of about 4 to 10.
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) | 1978-01-20 | 1978-07-22 | 1979-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-01-20 | 1982-07-22 | 1983-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-01-20 | 1986-07-22 | 1987-01-21 | $7700.00 | Window Closed / Lapsed |