US2679464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbonation process
Assignee: Spreckels Sugar Co
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Filing: 1951-08-13
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Granted: 1954-05-25
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Expires: 1971-08-13
Abstract
No abstract record available.
Inventors
- 👤 Moore Somers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:25
CPC Classifications
C; C13; C13B; C13B20/00; C13B20/12; C13B20/126; C13B20/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
IN THE PROCES OF REMOVING IMPURTIES FROM SUGAR-BEARING RAW JUICES BY LIMING AND CARBONATING SAID JUICES, THE IMPROVEMENT WHICH CONSISTS OF ADDING A SOLUTION CONTAINING LESS THAN 1.0 PERCENT OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALGINIC ACID, THE PROPYLENE GLYCOL ESTER OF ALGINIC ACID, IRISH MOSS GUM, GUM KARAYA, AND CARBOXYMETHYLCELLULOSE TO SUGARBEARING FIRST CARBONATION JUICES IN SUCH QUANTITY THAT THE AMOUNT OF MATERIAL ADDED IS IN THE RANGE OF 1/2 PART PER MILLION TO 500 PARTS PER MILLION PARTS BY WEIGHT OF SAID SUGAR-BEARING FIRST CARBONATION JUICES, TO INCREASE THE SETTLING RATE OF THE IMPURITIES IN SAID FIRST CARBONATION JUICES.
Claim 2
Dependent Claim
104 words
IN THE PROCES OF REMOVING IMPURTIES FROM SUGAR-BEARING RAW JUICES BY LIMING AND CARBONATING SAID JUICES, THE IMPROVEMENT WHICH CONSISTS OF ADDING A SOLUTION CONTAINING LESS THAN 1.0 PERCENT OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALGINIC ACID, THE PROPYLENE GLYCOL ESTER OF ALGINIC ACID, IRISH MOSS GUM, GUM KARAYA, AND CARBOXYMETHYLCELLULOSE TO SUGARBEARING FIRST CARBONATION JUICES IN SUCH QUANTITY THAT THE AMOUNT OF MATERIAL ADDED IS IN THE RANGE OF 1/2 PART PER MILLION TO 500 PARTS PER MILLION PARTS BY WEIGHT OF SAID SUGAR-BEARING FIRST CARBONATION JUICES, TO INCREASE THE SETTLING RATE OF THE IMPURITIES IN SAID FIRST CARBONATION JUICES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |