US2918371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processing of sour cream
Assignee: Middletown Milk and Cream Co Inc
•
Filing: 1958-04-24
•
Granted: 1959-12-22
•
Expires: 1978-04-24
Abstract
No abstract record available.
Inventors
- 👤 Jaffe Benjamin
- 👤 Marvin T Silverman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:56
CPC Classifications
A; A23; A23C; A23C13/00; A23C13/12; A23C13/16; A23C13/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
THE METHOD OF PRODUCING SOUR CREAM HAVING A PREDETERMINED FAT CONTENT WHICH COMPRISES THE STEPS OF CHARGIN A STORAGE TANK WITH A PREDETERMINED QUANTITY OF SKIM MILK, HEATING THE SKIM MILK UNTIL IT HAS ATTAINED A DESIRED TEMPERATURE, LIQUEFYING BY APPLICATION OF HEAT, A QUANTITY OF A FROZEN SWEET CREAM HAVING A FAT CONTENT FAR IN EXCESS OF THAT DESIRED FOR THE SOUR CREAM AND OF A QUANTITY SUCH THAT WHEN COMBINED WITH THE SKIM MILK WILL PROVIDE A MIXTURE THAT HAS A FAT CONTENT SLIGHTLY IN EXCESS OF THAT DESIRED FOR TTHEE SOUR CREAM, ADDING THE CONTENTS OF THE STORAGE TANK TO THE SWEET CREAM AS THE LATTER IS BEING LIQUEFIED RAISE THE TEMPERATURE OF THE MIXTURE TO SUBSTANTIALLY THAT OF THE CONTENTS OF THE STORAGE TANK, PUMPING THE MIXTURE OF SKIM MILK AND SWEET CREAM BACK INTO THE STORAGE TANK AND THEREUPON HOMOGENIZING THE MIXTURE AND STANDARIZING THE SAME TO PROVIDE A FAT CONTENT OF DESIRED VALUE, PASTEURIZING AND REHOMOGENISING THE STANDARDIZED MIXTURE, ADDING STARTER AND RENNET THERETO, CURING THE MIXTURE UNTIL IT HAS ATTAINED A DESIRED ACIDITY AND THEN COOLING THE MIXTURE.
Claim 2
Independent Claim
185 words
THE METHOD OF PRODUCING SOUR CREAM HAVING A PREDETERMINED FAT CONTENT WHICH COMPRISES THE STEPS OF CHARGIN A STORAGE TANK WITH A PREDETERMINED QUANTITY OF SKIM MILK, HEATING THE SKIM MILK UNTIL IT HAS ATTAINED A DESIRED TEMPERATURE, LIQUEFYING BY APPLICATION OF HEAT, A QUANTITY OF A FROZEN SWEET CREAM HAVING A FAT CONTENT FAR IN EXCESS OF THAT DESIRED FOR THE SOUR CREAM AND OF A QUANTITY SUCH THAT WHEN COMBINED WITH THE SKIM MILK WILL PROVIDE A MIXTURE THAT HAS A FAT CONTENT SLIGHTLY IN EXCESS OF THAT DESIRED FOR TTHEE SOUR CREAM, ADDING THE CONTENTS OF THE STORAGE TANK TO THE SWEET CREAM AS THE LATTER IS BEING LIQUEFIED RAISE THE TEMPERATURE OF THE MIXTURE TO SUBSTANTIALLY THAT OF THE CONTENTS OF THE STORAGE TANK, PUMPING THE MIXTURE OF SKIM MILK AND SWEET CREAM BACK INTO THE STORAGE TANK AND THEREUPON HOMOGENIZING THE MIXTURE AND STANDARIZING THE SAME TO PROVIDE A FAT CONTENT OF DESIRED VALUE, PASTEURIZING AND REHOMOGENISING THE STANDARDIZED MIXTURE, ADDING STARTER AND RENNET THERETO, CURING THE MIXTURE UNTIL IT HAS ATTAINED A DESIRED ACIDITY AND THEN COOLING 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) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |