Patent US198590A successfully refreshed from Google Patents.
US2830907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for improving the color of animal material
Assignee: JBS USA LLC
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Filing: 1954-07-13
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Granted: 1958-04-15
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Expires: 1974-07-13
Abstract
No abstract record available.
Inventors
- 👤 Alfred L Savich
- 👤 Clarence E Jansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:30
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/14; A23B4/18; A23B4/20; A23B4/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN A PROCESS FOR IMPROVING THE COLOR OF ANIMAL MATERIAL HAVING AN OXYGEN CARRYING PIGMENT, THE STEP OF TREATING SAID MATERIAL WITH AT LEAST ABOUT 05%, BY WEIGHT OF SAID MATERIAL, OF A COMPOSITION SELECTED FROM THE GROUP CONSISTING OF PROPIONIC ACID AND ITS EDIBLE SALTS AND ESTERS, TOGETHER WITH AT LEAST ABOUT .01%, BY WEIGHT OF SAID MATERIAL, OF COMPOSITION SELECTED FROM THE GROUP CONSISTING OF ASCORBIC ACID AND ITS EDIBLE SALTS AND ESTERS, WHEREBY A REACTION PIGMENT OF BRIGHT RED COLOUR IS OBTAINED.
Claim 2
Dependent Claim
85 words
IN A PROCESS FOR IMPROVING THE COLOR OF ANIMAL MATERIAL HAVING AN OXYGEN CARRYING PIGMENT, THE STEP OF TREATING SAID MATERIAL WITH AT LEAST ABOUT 05%, BY WEIGHT OF SAID MATERIAL, OF A COMPOSITION SELECTED FROM THE GROUP CONSISTING OF PROPIONIC ACID AND ITS EDIBLE SALTS AND ESTERS, TOGETHER WITH AT LEAST ABOUT .01%, BY WEIGHT OF SAID MATERIAL, OF COMPOSITION SELECTED FROM THE GROUP CONSISTING OF ASCORBIC ACID AND ITS EDIBLE SALTS AND ESTERS, WHEREBY A REACTION PIGMENT OF BRIGHT RED COLOUR IS OBTAINED.
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) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |