Patent US2740799A successfully refreshed from Google Patents.
US2740799A
Expired / Lapsed
US
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Solvent treatment
Assignee: JBS USA LLC
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Filing: 1951-06-11
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Granted: 1956-04-03
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Expires: 1971-06-11
Abstract
No abstract record available.
Inventors
- 👤 Harland H Young
- 👤 Howard C Black
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:27
CPC Classifications
C; C11; C11B; C11B7/00; C11B7/0008; C11B7/0025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
THE METHOD OF PURIFYING MONOGLYCERIDES FORMED BY SUPERGLYCERINATED REFINED FATS TO SEPARATE THEREFROM MATERIALS TENDING TO CAUSE REVERSION OF FLAVOR AND ODOR, WHICH COMPRISES TREATING THE MONOGLYCERIDES WITH A SHORT CHAIN ALIPHATIC KETONE AS THE SOLVENT THEREFOR AT A TEMPERATURE AT WHICH A SINGLE PHASE IS FORMED, REDUCING THE TEMPERATURE TO CAUSE THE FORMATION OF TWO DISTINCT PHASES, ONE OF SAID PHASES CONTAINING MONOGLYCERIDES AND THE OTHER OF SAID PHASES CONTAINING THE REVERSION-CAUSING MATERIAL, AND RECOVERING THE MONOGLYCERIDES FROM THE FIRSTMENTIONED PHASE.
Claim 2
Independent Claim
82 words
THE METHOD OF PURIFYING MONOGLYCERIDES FORMED BY SUPERGLYCERINATED REFINED FATS TO SEPARATE THEREFROM MATERIALS TENDING TO CAUSE REVERSION OF FLAVOR AND ODOR, WHICH COMPRISES TREATING THE MONOGLYCERIDES WITH A SHORT CHAIN ALIPHATIC KETONE AS THE SOLVENT THEREFOR AT A TEMPERATURE AT WHICH A SINGLE PHASE IS FORMED, REDUCING THE TEMPERATURE TO CAUSE THE FORMATION OF TWO DISTINCT PHASES, ONE OF SAID PHASES CONTAINING MONOGLYCERIDES AND THE OTHER OF SAID PHASES CONTAINING THE REVERSION-CAUSING MATERIAL, AND RECOVERING THE MONOGLYCERIDES FROM THE FIRSTMENTIONED PHASE.
References Cited (Backward Citations)
US2459820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-03 | 1959-10-03 | 1960-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-03 | 1963-10-03 | 1964-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-03 | 1967-10-03 | 1968-04-03 | $7700.00 | Window Closed / Lapsed |