US2905561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prevention of fading of color of cured meat products
Assignee: Maple Leaf Foods Inc
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Filing: 1958-04-25
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Granted: 1959-09-22
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Expires: 1978-04-25
Abstract
No abstract record available.
Inventors
- 👤 Hugh W Barnett
- 👤 Carrol H Perrin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:22
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
THE PROCESS OF PRESERVING THE COLOR OF A FRESH-CUT CURED MEAT SURFACE, COMPRISING: COVERING SAID FRESH-CUT SURFACE WITH A GEL LAYER CONTAINING FROM ABOUT 2 TO 10% OF AN EDIBLE HYDROPHILIC COLLOID AND FROM ABOUT 1 TO 10% OF AN ANTIOXIDANT COMPOUND SELECTED FROM THE GROUP CONSISTING OF ASCORBIC ACID, ISOASCORBIC ACID AND THE WATERSOLUBLE SALTS OF SAID ACIDS, AND WITH A LAYER OF TRANSPARENT, SUBSTANTIALLY AIR-IMPERVIOUS PLASTIC MATERIAL OVER SAID GEL LAYER AND IN SUBSTANTIALLY CONTINUOUS CONTACT WITH SAID GEL LAYER TO THEREBY PREVENT ACCESS OF AIR TO SAID MEAT SURFACE AND TO SAID ANTIOXIDANT COMPOUND.
Claim 2
Dependent Claim
97 words
THE PROCESS OF PRESERVING THE COLOR OF A FRESH-CUT CURED MEAT SURFACE, COMPRISING: COVERING SAID FRESH-CUT SURFACE WITH A GEL LAYER CONTAINING FROM ABOUT 2 TO 10% OF AN EDIBLE HYDROPHILIC COLLOID AND FROM ABOUT 1 TO 10% OF AN ANTIOXIDANT COMPOUND SELECTED FROM THE GROUP CONSISTING OF ASCORBIC ACID, ISOASCORBIC ACID AND THE WATERSOLUBLE SALTS OF SAID ACIDS, AND WITH A LAYER OF TRANSPARENT, SUBSTANTIALLY AIR-IMPERVIOUS PLASTIC MATERIAL OVER SAID GEL LAYER AND IN SUBSTANTIALLY CONTINUOUS CONTACT WITH SAID GEL LAYER TO THEREBY PREVENT ACCESS OF AIR TO SAID MEAT SURFACE AND TO SAID ANTIOXIDANT COMPOUND.
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) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |