US2919193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of preventing haze formation in beverages
Assignee: Individual
•
Filing: 1957-06-04
•
Granted: 1959-12-29
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Expires: 1977-06-04
Abstract
No abstract record available.
Inventors
- 👤 Berntsson Nils Svante
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:47
CPC Classifications
A; A23; A23L; A23L2/00; A23L2/52; A23L2/70; A23L2/80; C; C12; C12H; C12H1/00; C12H1/02; C12H1/04; C12H1/0416; C12H1/0424
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A PROCESS FOR PREVENTING HAZE FORMATION IN BEVERAGES OF THE GROUP CONSISTING OF MALT BEVERAGES, FRUIT JUICES AND WINES, COMPRISING FIRST ADDING TO THE BEVERAGE POLYVINYL PYRROLIDONE IN THE QUANTITY OF 0 TO 8 GMS. PER HECTOLITRE WHICH IS NECESSATY FOR MAX,IUM PRECIPATION OF THE HAZE FORMING CONSTITUENTS, THE ADDED SUBSTANCE HAVING AN AVERAGE MOLECULAR WEIGHT WITHIN THE RANGE OF ABOUT 550 TO ABOUT 2,500,000, REMOVING THE PRECIPITATE FORMED AND FURTHER ADDING AT LEAST 50% OF THE QUANTITY OF POLYVINYL PYRROLIDONE FIRST ADDED, THE TOTAL QUANTITY ADDED, HOWEVER, BEING AT LEAST 1 GM. PER HECTOLITRE AND NOT MORE THAN ABOUT 500 GMS. PER HECTOLITRE OF THE BEVERAGE.
Claim 2
Dependent Claim
107 words
A PROCESS FOR PREVENTING HAZE FORMATION IN BEVERAGES OF THE GROUP CONSISTING OF MALT BEVERAGES, FRUIT JUICES AND WINES, COMPRISING FIRST ADDING TO THE BEVERAGE POLYVINYL PYRROLIDONE IN THE QUANTITY OF 0 TO 8 GMS. PER HECTOLITRE WHICH IS NECESSATY FOR MAX,IUM PRECIPATION OF THE HAZE FORMING CONSTITUENTS, THE ADDED SUBSTANCE HAVING AN AVERAGE MOLECULAR WEIGHT WITHIN THE RANGE OF ABOUT 550 TO ABOUT 2,500,000, REMOVING THE PRECIPITATE FORMED AND FURTHER ADDING AT LEAST 50% OF THE QUANTITY OF POLYVINYL PYRROLIDONE FIRST ADDED, THE TOTAL QUANTITY ADDED, HOWEVER, BEING AT LEAST 1 GM. PER HECTOLITRE AND NOT MORE THAN ABOUT 500 GMS. PER HECTOLITRE OF THE BEVERAGE.
References Cited (Backward Citations)
US2688550A
Cited
US2811449A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |