US2955045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging cheese
Assignee: Kraft Inc
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Filing: 1957-11-18
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Granted: 1960-10-04
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Expires: 1977-11-18
Abstract
No abstract record available.
Inventors
- 👤 Frank O Coffey
- 👤 Lewis J Hayhurst
- 👤 Kraft George Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:57
CPC Classifications
A; A23; A23C; A23C19/00; A23C19/14; A23C19/16; A23C19/166; B; B65; B65B; B65B25/00; B65B25/06; B65B25/068; B65B31/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
THE METHOD OF PACKAGING A UNIT OF NATURAL CHEESE WHICH IS IN CONDITION TO EXUDE CARBON DIOXIDE GAS, SAID METHOD COMPRISING THE STEPS OF WRAPPING AND SEALING THE UNIT IN A FLEXIBLE FILM OF MOISTURE PROOF, SUBSTANTIALLY GAS IMPERVIOUS MATERIAL TO PROVIDE A MOISTURE TIGHT PACKAGE WHICH IS IMPERMEABLE TO GASES, PROVIDING IN THE SEALED UNIT A SUBSTANTIALLY INERT GASEOUS ATMOSPHERE AT ABOUT ATMOSPHERIC PRESSURE, SAID GASEOUS ATMOSPHERE CONSISTING OF CARBON DIOXIDE GAS AND NITROGEN GAS IN SUCH RATIO AS TO PREVENT PUFFING OF SAID WRAPPER AND TO LIMIT COLLAPSING OF SAID WRAPPER AROUND SAID UNIT, THE RATIO BETWEEN SAID CARBON DIOXIDE GAS AND SAID NITROGEN GAS BEING ADJUSTED TO LIMIT ABSORPTION OF CARBON DIOXIDE BY SAID CHEESE UNIT AND TO PREVENT EXUDATION OF CARBON DIOXIDE GAS FROM SAID CHEESE UNIT, THE PERCENT CARBON DIOXIDE GAS IN SAID GASEOUS ATMOSPHERE BEING IN THE RANGE FROM ABOUT 25 PERCENT TO ABOUT 80 PERCENT SO THAT THE AMOUNT OF CARBON DIOXIDE IN SAID GASEOUS ATMOSPHERE IS DIRECTLY PROPORTIONAL TO THE AMOUNT OF DISSOLVED CARBON DIOXIDE IN THE CHEESE.
Claim 2
Independent Claim
176 words
THE METHOD OF PACKAGING A UNIT OF NATURAL CHEESE WHICH IS IN CONDITION TO EXUDE CARBON DIOXIDE GAS, SAID METHOD COMPRISING THE STEPS OF WRAPPING AND SEALING THE UNIT IN A FLEXIBLE FILM OF MOISTURE PROOF, SUBSTANTIALLY GAS IMPERVIOUS MATERIAL TO PROVIDE A MOISTURE TIGHT PACKAGE WHICH IS IMPERMEABLE TO GASES, PROVIDING IN THE SEALED UNIT A SUBSTANTIALLY INERT GASEOUS ATMOSPHERE AT ABOUT ATMOSPHERIC PRESSURE, SAID GASEOUS ATMOSPHERE CONSISTING OF CARBON DIOXIDE GAS AND NITROGEN GAS IN SUCH RATIO AS TO PREVENT PUFFING OF SAID WRAPPER AND TO LIMIT COLLAPSING OF SAID WRAPPER AROUND SAID UNIT, THE RATIO BETWEEN SAID CARBON DIOXIDE GAS AND SAID NITROGEN GAS BEING ADJUSTED TO LIMIT ABSORPTION OF CARBON DIOXIDE BY SAID CHEESE UNIT AND TO PREVENT EXUDATION OF CARBON DIOXIDE GAS FROM SAID CHEESE UNIT, THE PERCENT CARBON DIOXIDE GAS IN SAID GASEOUS ATMOSPHERE BEING IN THE RANGE FROM ABOUT 25 PERCENT TO ABOUT 80 PERCENT SO THAT THE AMOUNT OF CARBON DIOXIDE IN SAID GASEOUS ATMOSPHERE IS DIRECTLY PROPORTIONAL TO THE AMOUNT OF DISSOLVED CARBON DIOXIDE IN THE CHEESE.
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) | 1963-10-04 | 1964-04-04 | 1964-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-04 | 1968-04-04 | 1968-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-04 | 1972-04-04 | 1972-10-04 | $7700.00 | Window Closed / Lapsed |