US2805950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of cheese cultures
Assignee: Hexion Inc
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Filing: 1954-09-09
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Granted: 1957-09-10
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Expires: 1974-09-09
Abstract
No abstract record available.
Inventors
- 👤 Arthur B Erekson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:37
CPC Classifications
C; C12; C12N; C12N1/00; C12N1/20; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/885
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A METHOD OF PREPARING A CULTURE FOR USE IN MAKING SWISS CHEESE WHICH COMPRISES PREPARING A WHEY CULTURE OF STREPTOCOCCUS THERMOPHILUS SUBSTANTIALLY FREE FROM LACTOBACILLI AND CONTAMINATING YEASTS AND MOLDS, INCUBATING SAID CULTURE TO INCREASE THE ACID IN THE WHEY TO AROUND 0.35-0.40%, ADDING ABOUT 5 TO 15% BY WEIGHT OF MILK POWDER TO THE INCUBATED CULTURE, AND COOLING AND FREEZING THE MIXTURE.
Claim 2
Independent Claim
63 words
A METHOD OF PREPARING A CULTURE FOR USE IN MAKING SWISS CHEESE WHICH COMPRISES PREPARING A WHEY CULTURE OF STREPTOCOCCUS THERMOPHILUS SUBSTANTIALLY FREE FROM LACTOBACILLI AND CONTAMINATING YEASTS AND MOLDS, INCUBATING SAID CULTURE TO INCREASE THE ACID IN THE WHEY TO AROUND 0.35-0.40%, ADDING ABOUT 5 TO 15% BY WEIGHT OF MILK POWDER TO THE INCUBATED CULTURE, AND COOLING AND FREEZING THE MIXTURE.
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) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |