US2606181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lactalbumin of improved taste for human consumption
Assignee: Wyeth LLC
•
Filing: 1949-11-08
•
Granted: 1952-08-05
•
Expires: 1969-11-08
Abstract
No abstract record available.
Inventors
- 👤 William J Pratt
- 👤 Frank H Tinkler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:06
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/20; A23J1/205; A23C; A23C21/00; A23C2210/00; A23C2210/25; A23C2210/258; A23V; A23V2002/00; Y; Y10; Y10S; Y10S530/00; Y10S530/827; Y10S530/833
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
THE PROCESS OF PRODUCING EDIBLE LACTALBUMIN FROM WHEY WHICH COMPRISES: ADJUSTING WHEY, FREE OF COARSELY DISPERSED CASEIN AND FAT, TO A PH IN THE RANGE 4.0-5.2, HEATING THE WHEY TO A TEMPERATURE IN RANGE 75*-150* F., DISPERSING IN THE WHEY 0.2-2.0 PERCENT DIATOMACEOUS FILTER AID BASED ON THE WEIGHT OF THE WHEY, FILTERING THE ADJUSTED MIXTURE CONTAINING THE FILTER AID AT A RATE TO YIELD A CLEAR FILTRATE, WHEREBY CASEIN-LIPID COMPLEX IS REMOVED FROM THE WHEY, FURTHER HEATING THE FILTRATE TO A TEMPERATURE IN THE RANGE 195*-205* F., MAINTAINING IT AT AN ELEVATED TEMPERATURE FOR A TIME SUFFICIENT TO EFFECT SUBSTANTIALLY COMPLETE COAGULATION OF THE LACTALBUMIN, AND WASHING AND SEPARATING THE RESULTING COAGUIUM OF EDIBLE LACTALBUMIN WITHOUT THE USE OF FILTER AIDS.
Claim 2
Dependent Claim
122 words
THE PROCESS OF PRODUCING EDIBLE LACTALBUMIN FROM WHEY WHICH COMPRISES: ADJUSTING WHEY, FREE OF COARSELY DISPERSED CASEIN AND FAT, TO A PH IN THE RANGE 4.0-5.2, HEATING THE WHEY TO A TEMPERATURE IN RANGE 75*-150* F., DISPERSING IN THE WHEY 0.2-2.0 PERCENT DIATOMACEOUS FILTER AID BASED ON THE WEIGHT OF THE WHEY, FILTERING THE ADJUSTED MIXTURE CONTAINING THE FILTER AID AT A RATE TO YIELD A CLEAR FILTRATE, WHEREBY CASEIN-LIPID COMPLEX IS REMOVED FROM THE WHEY, FURTHER HEATING THE FILTRATE TO A TEMPERATURE IN THE RANGE 195*-205* F., MAINTAINING IT AT AN ELEVATED TEMPERATURE FOR A TIME SUFFICIENT TO EFFECT SUBSTANTIALLY COMPLETE COAGULATION OF THE LACTALBUMIN, AND WASHING AND SEPARATING THE RESULTING COAGUIUM OF EDIBLE LACTALBUMIN WITHOUT THE USE OF FILTER AIDS.
References Cited (Backward Citations)
US2023014A
Cited
US2181146A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-05 | 1956-02-04 | 1956-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-05 | 1960-02-04 | 1960-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-05 | 1964-02-04 | 1964-08-05 | $7700.00 | Window Closed / Lapsed |