Patent EP0243171A1 successfully refreshed from Google Patents.
US2931732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fresh meat package and method
Assignee: EIDP Inc
•
Filing: 1957-12-24
•
Granted: 1960-04-05
•
Expires: 1977-12-24
Abstract
No abstract record available.
Inventors
- 👤 Hoffman William August
- 👤 Janosik James Phillip
- 👤 Jr James Samuel Ten Broeck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:26
CPC Classifications
B; B65; B65B; B65B25/00; B65B25/06; B65B25/065; B65B25/067
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A PACKAGE COMPRISING FRESH MEAT WRAPPED IN A TRANSPARENT, FLEXIBLE, HEAT-SEALED WRAPPER COMPRISING REGENERATED CELLULOSE FILM HAVING ON ONE SURFACE ONLY THEREOF FROM 2 TO 4 GRAMS PER SQUARE METER OF A HEAT-SEALABLE, CONTINUOUS COATING COMPRISED ESSENTIALLY OF A FILM-FORMER, A BLENDING AGENT AND A MOISTUREPROOFING AGENT CONSISTING OF AT LEAST ONE ESTER OF PENTAERYTHRIOL AND A SATURATED ALIPHATIC MONOCARBOXYLIC ACID HAVING FROM 12 TO 35 CARBON ATOMS, THE COATED FILM HAVING AN OXYGEN PERMEABILITY VALUE OF AT LEAST 20, THE UNCOATED SURFACE OF SAID COATED FILM BEING PLACED IN CONTACT WITH SAID MEAT AND CONSTITUTING THE INNER SURFACE OF SAID WRAPPER.
Claim 2
Dependent Claim
102 words
A PACKAGE COMPRISING FRESH MEAT WRAPPED IN A TRANSPARENT, FLEXIBLE, HEAT-SEALED WRAPPER COMPRISING REGENERATED CELLULOSE FILM HAVING ON ONE SURFACE ONLY THEREOF FROM 2 TO 4 GRAMS PER SQUARE METER OF A HEAT-SEALABLE, CONTINUOUS COATING COMPRISED ESSENTIALLY OF A FILM-FORMER, A BLENDING AGENT AND A MOISTUREPROOFING AGENT CONSISTING OF AT LEAST ONE ESTER OF PENTAERYTHRIOL AND A SATURATED ALIPHATIC MONOCARBOXYLIC ACID HAVING FROM 12 TO 35 CARBON ATOMS, THE COATED FILM HAVING AN OXYGEN PERMEABILITY VALUE OF AT LEAST 20, THE UNCOATED SURFACE OF SAID COATED FILM BEING PLACED IN CONTACT WITH SAID MEAT AND CONSTITUTING THE INNER SURFACE OF SAID WRAPPER.
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) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |