US3248232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating frozen meats
Assignee: Dow Chemical Co
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Filing: 1963-09-16
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Granted: 1966-04-26
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Expires: 1983-09-16
Abstract
No abstract record available.
Inventors
- 👤 Richard M Krajewski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:28
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
304 words
A METHOD OF PACKAGING A FROZEN MEAT PRODUCT FOR THE PURPOSE OF SHIELDING THE MEAT WHILE THAWING AGAINST ADULTERATION FROM EXTRACTABLE OLEAGINOUS ADDITIVE MATERIALS LEACHED FROM ORGANIC, THERMOPLASTIC, RESINOUS PACKAGING FILMS ENVELOPING THE SAME, SAID METHOD COMPRISING THE STEPS: (1) FREEZING SAID MEAT PRODUCT; (2) APPLYING A PRIME, EDIBLE, BARRIER COATING COMPOSITION COMPOSED ESSENTIALLY OF AN AQUEOUS SOLUTION OF AN EDIBLE BARRIER MATERIAL SELECTED FROM THE GROUP OF MATERIALS CONSISTING OF (A) TAPIOCA STARCH, (B) CORN STARCH, (C) SODIUM OLEATE, (D) SODIUM STEARATE, (E) HYDROXYPROPYLMETHYLCELLULOSE ETHER HAVING AN AVERAGE METHOXYL CONTENT WITHIN THE RANGE OF FROM 27 TO 29 PERCENT AND AN AVERAGE HYDROXYPROPOXYL CONTENT WITHIN THE RANGE OF FROM 4 TO 7.5 PERCENT, (F) HYDROXYPROOPYLMETHYLCELLULOSE ETHER HAVING AN AVERAGE METHOXYL CONTENT WITHIN THE RANGE OF FROM 19 TO 24 PERCENT AND AN AVERAGE HYDROXYPROPOXYL CONTENT WITHIN THE RANGE OF FROM 4 TO 12 PERCENT, (G) MIXTURES OF E AND F, (H) PECTINIC ACID AMIDE HAVING AN AVERAGE METHOXYL CONTENT OF FRO 3.5 TO 5.0 PERCENT, (I) SODIUM SALT OF CARBOXYMETHYLCELLULOSE HAVING A DEGREE OF CELLULOSE HYDROXYL SUBSTITUTION OF FROM 0.65 TO 0.95 AND A VISCOSITY AS A 2 PERCENT AQUEOUS SOLUTION AT 20*C. OF FROM 300 TO 600 CENTIPOISES, AS A THIN, CONTINUOUS COATING OF FROM 3 TO 10 MILS COVERING THE EXPOSED SURFACES OF THE FROZEN MEAT PRODUCT, SAID BARRIER COATING COMPOSITION BEING SOLIDIFIABLE AT THE TEMPERATURE OF THE SURFACE OF SAID FROZEN MEAT PRODUCT AT THE TIME OF APPLICATION THEREON; (3) SOLIDIFYING SAID CONTINUOUS COATING; AND (4) ENVELOPING THE FROZEN, BARRIER-COATED MEAT PRODUCT IN AN OUTER CASING OF A PACKAGING COMPOSITION FOR FROZEN MEAT PRODUCTS CONSISTING OF A SUITABLY ADHERENT, MOISTURE-IMPERVIOUS, PROTECTIVE, ORGANIC, THERMOPLASTIC, RESINOUS PACKAGING FILM HAVING THE PRINCIPAL FILM-FORMING COMPONENT THEREOF SELECTED FROM THE GROUP CONSISTING OF ETHYLCELLULOSE, POLYVINYL CHLORIDE, SARAN, CELLULOSE ACETATE, CELLULOSE ACETATE BUTYRATE, POLYETHYLENE AND POLYPROPYLENE.
Claim 2
Independent Claim
304 words
A METHOD OF PACKAGING A FROZEN MEAT PRODUCT FOR THE PURPOSE OF SHIELDING THE MEAT WHILE THAWING AGAINST ADULTERATION FROM EXTRACTABLE OLEAGINOUS ADDITIVE MATERIALS LEACHED FROM ORGANIC, THERMOPLASTIC, RESINOUS PACKAGING FILMS ENVELOPING THE SAME, SAID METHOD COMPRISING THE STEPS: (1) FREEZING SAID MEAT PRODUCT; (2) APPLYING A PRIME, EDIBLE, BARRIER COATING COMPOSITION COMPOSED ESSENTIALLY OF AN AQUEOUS SOLUTION OF AN EDIBLE BARRIER MATERIAL SELECTED FROM THE GROUP OF MATERIALS CONSISTING OF (A) TAPIOCA STARCH, (B) CORN STARCH, (C) SODIUM OLEATE, (D) SODIUM STEARATE, (E) HYDROXYPROPYLMETHYLCELLULOSE ETHER HAVING AN AVERAGE METHOXYL CONTENT WITHIN THE RANGE OF FROM 27 TO 29 PERCENT AND AN AVERAGE HYDROXYPROPOXYL CONTENT WITHIN THE RANGE OF FROM 4 TO 7.5 PERCENT, (F) HYDROXYPROOPYLMETHYLCELLULOSE ETHER HAVING AN AVERAGE METHOXYL CONTENT WITHIN THE RANGE OF FROM 19 TO 24 PERCENT AND AN AVERAGE HYDROXYPROPOXYL CONTENT WITHIN THE RANGE OF FROM 4 TO 12 PERCENT, (G) MIXTURES OF E AND F, (H) PECTINIC ACID AMIDE HAVING AN AVERAGE METHOXYL CONTENT OF FRO 3.5 TO 5.0 PERCENT, (I) SODIUM SALT OF CARBOXYMETHYLCELLULOSE HAVING A DEGREE OF CELLULOSE HYDROXYL SUBSTITUTION OF FROM 0.65 TO 0.95 AND A VISCOSITY AS A 2 PERCENT AQUEOUS SOLUTION AT 20*C. OF FROM 300 TO 600 CENTIPOISES, AS A THIN, CONTINUOUS COATING OF FROM 3 TO 10 MILS COVERING THE EXPOSED SURFACES OF THE FROZEN MEAT PRODUCT, SAID BARRIER COATING COMPOSITION BEING SOLIDIFIABLE AT THE TEMPERATURE OF THE SURFACE OF SAID FROZEN MEAT PRODUCT AT THE TIME OF APPLICATION THEREON; (3) SOLIDIFYING SAID CONTINUOUS COATING; AND (4) ENVELOPING THE FROZEN, BARRIER-COATED MEAT PRODUCT IN AN OUTER CASING OF A PACKAGING COMPOSITION FOR FROZEN MEAT PRODUCTS CONSISTING OF A SUITABLY ADHERENT, MOISTURE-IMPERVIOUS, PROTECTIVE, ORGANIC, THERMOPLASTIC, RESINOUS PACKAGING FILM HAVING THE PRINCIPAL FILM-FORMING COMPONENT THEREOF SELECTED FROM THE GROUP CONSISTING OF ETHYLCELLULOSE, POLYVINYL CHLORIDE, SARAN, CELLULOSE ACETATE, CELLULOSE ACETATE BUTYRATE, POLYETHYLENE AND POLYPROPYLENE.
References Cited (Backward Citations)
US3061446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |