Patent US2600085A successfully refreshed from Google Patents.
US2600085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of wines and like materials for their clarification
Assignee: PRODUCT DEVELOPERS Inc
•
Filing: 1947-10-07
•
Granted: 1952-06-10
•
Expires: 1967-10-07
Abstract
No abstract record available.
Inventors
- 👤 John C Van Dyk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:31
CPC Classifications
C; C12; C12H; C12H1/00; C12H1/02; C12H1/04; C12H1/0432
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A METHOD OF TREATING WINE FOR CLARIFICATION WHICH COMPRISES, ANALYZING THE WINE TO DETERMINE THE TARTRATE CONTENT THEREOF, FORMING A MIXTURE COMPRISING A FILTER AID AND A CATION EXCHANGE MATERIAL, SAID CATION EXCHANGE MATERIAL BEING PRESENT IN SUFFICIENT QUANTITY TO REPLACE THE POTASSIUM IONS BY HYDROGEN IONS IN THAT PORTION OF THE TARTRATE WHICH IS IN EXCESS OF THE TARTRATE WINE, INTRODUCING THE PREDETERMINED QUANTITY OF SAID MIXTURE INTO THE WINE, CONVERTING A SUBSTANTIAL PORTION OF THE POTASSIUM TARTRATE PRESENT IN THE WINE TO TARTARIC ACID WHILE MAKING TO SUBSTANTIAL CHANGE IN THE PH VALUE OF THE WINE AND THEREAFTER FILTERING THE WINE TO REMOVE THE PRECIPITATES AND ASH CONTENT THEREFROM.
Claim 2
Independent Claim
111 words
A METHOD OF TREATING WINE FOR CLARIFICATION WHICH COMPRISES, ANALYZING THE WINE TO DETERMINE THE TARTRATE CONTENT THEREOF, FORMING A MIXTURE COMPRISING A FILTER AID AND A CATION EXCHANGE MATERIAL, SAID CATION EXCHANGE MATERIAL BEING PRESENT IN SUFFICIENT QUANTITY TO REPLACE THE POTASSIUM IONS BY HYDROGEN IONS IN THAT PORTION OF THE TARTRATE WHICH IS IN EXCESS OF THE TARTRATE WINE, INTRODUCING THE PREDETERMINED QUANTITY OF SAID MIXTURE INTO THE WINE, CONVERTING A SUBSTANTIAL PORTION OF THE POTASSIUM TARTRATE PRESENT IN THE WINE TO TARTARIC ACID WHILE MAKING TO SUBSTANTIAL CHANGE IN THE PH VALUE OF THE WINE AND THEREAFTER FILTERING THE WINE TO REMOVE THE PRECIPITATES AND ASH CONTENT THEREFROM.
References Cited (Backward Citations)
US2206007A
Cited
US2104501A
Cited
US2151883A
Cited
US2155318A
Cited
US2258216A
Cited
US2253061A
Cited
US2251234A
Cited
US2419628A
Cited
US2500171A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |