Patent US2831775A successfully refreshed from Google Patents.
US2831775A
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Edible annatto coloring compositions and method of preparing same
Assignee: Individual
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Filing: 1956-11-13
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Granted: 1958-04-22
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Expires: 1976-11-13
Abstract
No abstract record available.
Inventors
- 👤 Kocher Richard Bruce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 18:07
CPC Classifications
C; C09; C09B; C09B61/00; A; A23; A23C; A23C15/00; A23C15/12; A23L; A23L5/00; A23L5/40; A23L5/42; A23L5/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A METHOD OF PREPARING A NEW AND IMPROVED EDIBLE SOLUTION OF ANNATTO, USEFUL FOR THE COLORING OF EITHER HIGH OR LOW FAT CONTENT DAIRY AND OTHER FOOD PRODUCTS, WHICH COMPRISES EXTRACTING ANNATTO SEED WITH ALKALINE PROPYLENE GYCOL, HEATING SAID MIXTURE, UNDER AGITATION, TO AN ELEVATED TEMPERATURE, AND SEPARATING THE RESULTING LIQUID FORMED EXTRACTED SEED.
Claim 2
Independent Claim
54 words
A METHOD OF PREPARING A NEW AND IMPROVED EDIBLE SOLUTION OF ANNATTO, USEFUL FOR THE COLORING OF EITHER HIGH OR LOW FAT CONTENT DAIRY AND OTHER FOOD PRODUCTS, WHICH COMPRISES EXTRACTING ANNATTO SEED WITH ALKALINE PROPYLENE GYCOL, HEATING SAID MIXTURE, UNDER AGITATION, TO AN ELEVATED TEMPERATURE, AND SEPARATING THE RESULTING LIQUID FORMED EXTRACTED SEED.
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) | 1961-04-21 | 1961-10-21 | 1962-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-21 | 1965-10-21 | 1966-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-21 | 1969-10-21 | 1970-04-22 | $7700.00 | Window Closed / Lapsed |