US2924525A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Poultry treatment for skin pigmentation
Assignee: Central Soya Co Inc
•
Filing: 1957-06-03
•
Granted: 1960-02-09
•
Expires: 1977-06-03
Abstract
No abstract record available.
Inventors
- 👤 Norman F Kruse
- 👤 William W Cravens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:09
CPC Classifications
A; A23; A23K; A23K20/00; A23K20/10; A23K20/179; A23L; A23L5/00; A23L5/40; A23L5/42; A23L5/43; A23L5/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
IN A PROCESS FOR SKIN PIGMENTATION OF POULTRY, THE STEPS OF ALKALI-REFINING SOYBEAN OIL CONTAINING XANTHOPHYLL TO FORM SOAPSTOCK, WHICH COLLECTS THE XANTHOPHYLL THEREIN IN A CONCENTRATE HAVING AT LEAST 400 UNITS OF XANTHOPHYLL PER GRAM OF SOAPSTOCK ON A DRY BASIS, SEPARATING THE SOAPSTOCK FROM THE REFINED SOYBEAN OIL, AND DRYING AND MIXING AT LEAST APPROXIMATELY 1% ON A WET BASIS OF SAID SOAPSTOCK WHICH IS ALKALINE IN CHARACTER AND CONTAINS SAID CONCENTRATE OF XANTHOPHYLL WITH POULTRY FEED.
Claim 2
Dependent Claim
79 words
IN A PROCESS FOR SKIN PIGMENTATION OF POULTRY, THE STEPS OF ALKALI-REFINING SOYBEAN OIL CONTAINING XANTHOPHYLL TO FORM SOAPSTOCK, WHICH COLLECTS THE XANTHOPHYLL THEREIN IN A CONCENTRATE HAVING AT LEAST 400 UNITS OF XANTHOPHYLL PER GRAM OF SOAPSTOCK ON A DRY BASIS, SEPARATING THE SOAPSTOCK FROM THE REFINED SOYBEAN OIL, AND DRYING AND MIXING AT LEAST APPROXIMATELY 1% ON A WET BASIS OF SAID SOAPSTOCK WHICH IS ALKALINE IN CHARACTER AND CONTAINS SAID CONCENTRATE OF XANTHOPHYLL WITH POULTRY FEED.
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) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |