US2553288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solvent treatment
Assignee: JBS USA LLC
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Filing: 1944-12-07
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Granted: 1951-05-15
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Expires: 1964-12-07
Abstract
No abstract record available.
Inventors
- 👤 Harland H Young
- 👤 Howard C Black
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:56
CPC Classifications
C; C11; C11C; C11C3/00; C11C3/04; C11C3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A PROCESS FOR THE MANUFACTURE OF PARTIAL GLYCERIDE ESTERS OF A FATTY ACID WHICH ARE FREE OF FLAVOR FAT WHICH HAS BEEN HYDRGENATED AND GLYCERIDE FAT WHICH HAS BEEN HYDROGENATED AND TREATED WITH GLYCERINE TO CONVERT SAID FAT INTO A MIXTURE CONTAINING A SUBSTANTIAL PROPORTION OF PARTIAL GLYCERIDES TO SOLVENT TREATMENT WITH A POLAR SOLVENT AT TEMPERATURE SUCH THAT A SINGLE PHASE IS FORMED, REDUCING THE TEMPERTUE SO THAT TOW DISTINCT PHASES ARE FORMED, ONE OF SAID PHASES COMPRISING A SOLUTION OF A POLAR SOLVENT AND THE MATERIAL TENDING T CAUSE REVERSION OF FLAVOR AND ADOR AND THE OTHER PHASE COMPRISING THE PARTIAL GLYCERIDES, AND RECOVERING THE PARTIAL GLYCERIDES FREE OF REVERSION-CAUSING MATERIAL.
Claim 2
Dependent Claim
113 words
A PROCESS FOR THE MANUFACTURE OF PARTIAL GLYCERIDE ESTERS OF A FATTY ACID WHICH ARE FREE OF FLAVOR FAT WHICH HAS BEEN HYDRGENATED AND GLYCERIDE FAT WHICH HAS BEEN HYDROGENATED AND TREATED WITH GLYCERINE TO CONVERT SAID FAT INTO A MIXTURE CONTAINING A SUBSTANTIAL PROPORTION OF PARTIAL GLYCERIDES TO SOLVENT TREATMENT WITH A POLAR SOLVENT AT TEMPERATURE SUCH THAT A SINGLE PHASE IS FORMED, REDUCING THE TEMPERTUE SO THAT TOW DISTINCT PHASES ARE FORMED, ONE OF SAID PHASES COMPRISING A SOLUTION OF A POLAR SOLVENT AND THE MATERIAL TENDING T CAUSE REVERSION OF FLAVOR AND ADOR AND THE OTHER PHASE COMPRISING THE PARTIAL GLYCERIDES, AND RECOVERING THE PARTIAL GLYCERIDES FREE OF REVERSION-CAUSING MATERIAL.
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) | 1954-05-14 | 1954-11-13 | 1955-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-14 | 1958-11-13 | 1959-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-14 | 1962-11-13 | 1963-05-15 | $7700.00 | Window Closed / Lapsed |