US2615015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing water soluble alkoxyl substituted chalcone glycosides
Assignee: Sunkist Growers Inc
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Filing: 1948-11-08
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Granted: 1952-10-21
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Expires: 1968-11-08
Abstract
No abstract record available.
Inventors
- 👤 Wilson Clarence Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:53
CPC Classifications
C; C07; C07H; C07H17/00; C07H17/04; C07H17/06; C07H17/065; C07H17/07
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
67 words
THE METHOD OF RECOVERING A WATER SOLUBLE LOWER ALKOXYL SUBSTITUTED CHALCONE GLYCOSIDE FROM AN AQUEOUS SOLUTION THEREOF HAVING A PH ON THE ACID SIDE OF NEUTRAL, COMPRISING FORMING A COACERVATE OF THE ALKOXY SUBSTITUTED CHALCONE GLYCOSIDE BY ADDING A WATER SOLUBLE SALT SELECTED FROM THE GROUP CONSISTING OF INORGANIC SODIUM POTASSIUM AND AMMONIUM SALTS, AND MAGNESIUM SULFATE TO THE SOLUTION, AND SEPARATING SAID COACERVATE FROM THE BRINE.
References Cited (Backward Citations)
US2425291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |