Patent US2825652A successfully refreshed from Google Patents.
US2825652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control freezing of meat
Assignee: L B DARLING Co Inc
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Filing: 1954-06-07
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Granted: 1958-03-04
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Expires: 1974-06-07
Abstract
No abstract record available.
Inventors
- 👤 Leonard I Berkowitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:30
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/06; A23B4/066; A23B4/068
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
173 words
THE METHOD OF MAKING FROZEN PATTIES OF FRESH MEAT COMPRISING THE STEPS OF GRINDING MEAT TO A DESIRED TEXTURE, SHAPING PATTIES THEREFROM, INTERLEAVING SEVERAL PATTIES WITH SEPARATORS, SUBJECTING THE PATTIES TO A TEMPERATURE BETWEEN ABOUT -20*F. AND -40*F. AND FREEZING THE SURFACES OF THE PATTIES RAPIDLY IN A CONTROLLED OXIDIZING ATMOSPHERE TO OXIDIZE A SHALLOW SURFACE LAYER OF NOT OVER ABOUT 1/8 INCH DEPTH AND TO FORM FINE SURFACE CRYSTALS OF THE JUICES AND SET THE COLOR THREOF, PLACING THE PATTIES IN AN ENVELOPE OF SHRINKABLE FILM WHICH IS SUBSTANTIALLY IMPREVIOUS TO AIR AND MOISTURE, EVACUATING AIR THEREFROM, SEALING THE ENVELOPE, HEATING THE ENVELOPE AND THE SURFACE PORTION ONLY OF THE MEAT THEREIN BY SUBJECTING IT FOR A FEW SECONDS TO A TEMPERATURE OF ABOUT 200*F TO 212*F. TO SHRINK THE FILM INTO TIGHT ENGAGEMENT WITH THE MEAT THE TO MELT THE SURFACE CRYSTALS AND BRING OUT THE COLOR OF THE JUICE WITHOUT DETRIMENTALLY MELTING THE INTERIOR OF THE MEAT, AND THE RAPIDLY FREEZING THE SEALED SOLIDLY IN A TEMPERATURE BELOW ABOUT -20*F.
Claim 2
Independent Claim
173 words
THE METHOD OF MAKING FROZEN PATTIES OF FRESH MEAT COMPRISING THE STEPS OF GRINDING MEAT TO A DESIRED TEXTURE, SHAPING PATTIES THEREFROM, INTERLEAVING SEVERAL PATTIES WITH SEPARATORS, SUBJECTING THE PATTIES TO A TEMPERATURE BETWEEN ABOUT -20*F. AND -40*F. AND FREEZING THE SURFACES OF THE PATTIES RAPIDLY IN A CONTROLLED OXIDIZING ATMOSPHERE TO OXIDIZE A SHALLOW SURFACE LAYER OF NOT OVER ABOUT 1/8 INCH DEPTH AND TO FORM FINE SURFACE CRYSTALS OF THE JUICES AND SET THE COLOR THREOF, PLACING THE PATTIES IN AN ENVELOPE OF SHRINKABLE FILM WHICH IS SUBSTANTIALLY IMPREVIOUS TO AIR AND MOISTURE, EVACUATING AIR THEREFROM, SEALING THE ENVELOPE, HEATING THE ENVELOPE AND THE SURFACE PORTION ONLY OF THE MEAT THEREIN BY SUBJECTING IT FOR A FEW SECONDS TO A TEMPERATURE OF ABOUT 200*F TO 212*F. TO SHRINK THE FILM INTO TIGHT ENGAGEMENT WITH THE MEAT THE TO MELT THE SURFACE CRYSTALS AND BRING OUT THE COLOR OF THE JUICE WITHOUT DETRIMENTALLY MELTING THE INTERIOR OF THE MEAT, AND THE RAPIDLY FREEZING THE SEALED SOLIDLY IN A TEMPERATURE BELOW ABOUT -20*F.
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) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |