Patent US2490456A successfully refreshed from Google Patents.
Patent US3849391A successfully refreshed from Google Patents.
US3849391A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of protein
Assignee: Grain Processing Corp
•
Filing: 1973-03-12
•
Granted: 1974-11-19
•
Expires: 1993-03-12
Abstract
Abstract 1. A PROCESS FOR RECOVERING PROTEIN FROM A PROTEINCONTAINING SOURCE MATERIAL OF VEGETABLE OR MICROBIAL ORIGIN WHICH COMPRISES FORMING AT A PH OTHER THAN THE ISOELECTRIC PH OF THE PROTEIN AN AQUEOUS SLURRY OF SAID PROTEIN SOURCE MATERIAL RAPIDLY HEATING SAID SLURRY UNDER PRESSURE TO AND HOLDING AT A TEMPERAURE IN THE RANGE FROM ABOUT 250 TO 350*F. FOR A PERIOD OF NOT MORE THAN SIX MINUTES, FLASH COOLING THE HEATED SLURRY UNDER REDUCED PREESSURE TO ACCOMPLISH SEPARATION OF VAPOR THEREFROM, AND RECOVERING THE COOLED HOMOGENEOUS SLURRY CONTAINING PROTEIN IN SOLUTION.
Inventors
- 👤 C Egger
- 👤 R Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:13
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/18; A23J1/14; Y; Y10; Y10S; Y10S530/00; Y10S530/82; Y10S530/823; Y10S530/824; Y10S530/825
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A PROCESS FOR RECOVERING PROTEIN FROM A PROTEINCONTAINING SOURCE MATERIAL OF VEGETABLE OR MICROBIAL ORIGIN WHICH COMPRISES FORMING AT A PH OTHER THAN THE ISOELECTRIC PH OF THE PROTEIN AN AQUEOUS SLURRY OF SAID PROTEIN SOURCE MATERIAL RAPIDLY HEATING SAID SLURRY UNDER PRESSURE TO AND HOLDING AT A TEMPERAURE IN THE RANGE FROM ABOUT 250 TO 350*F. FOR A PERIOD OF NOT MORE THAN SIX MINUTES, FLASH COOLING THE HEATED SLURRY UNDER REDUCED PREESSURE TO ACCOMPLISH SEPARATION OF VAPOR THEREFROM, AND RECOVERING THE COOLED HOMOGENEOUS SLURRY CONTAINING PROTEIN IN SOLUTION.
Claim 2
Dependent Claim
90 words
A PROCESS FOR RECOVERING PROTEIN FROM A PROTEINCONTAINING SOURCE MATERIAL OF VEGETABLE OR MICROBIAL ORIGIN WHICH COMPRISES FORMING AT A PH OTHER THAN THE ISOELECTRIC PH OF THE PROTEIN AN AQUEOUS SLURRY OF SAID PROTEIN SOURCE MATERIAL RAPIDLY HEATING SAID SLURRY UNDER PRESSURE TO AND HOLDING AT A TEMPERAURE IN THE RANGE FROM ABOUT 250 TO 350*F. FOR A PERIOD OF NOT MORE THAN SIX MINUTES, FLASH COOLING THE HEATED SLURRY UNDER REDUCED PREESSURE TO ACCOMPLISH SEPARATION OF VAPOR THEREFROM, AND RECOVERING THE COOLED HOMOGENEOUS SLURRY CONTAINING PROTEIN IN SOLUTION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-11-18 | 1978-05-20 | 1978-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-18 | 1982-05-20 | 1982-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-18 | 1986-05-20 | 1986-11-19 | $7700.00 | Window Closed / Lapsed |