US3360384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of frozen foodstuffs
Assignee: Air Products and Chemicals Inc
•
Filing: 1963-06-20
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Granted: 1967-12-26
•
Expires: 1983-06-20
Abstract
No abstract record available.
Inventors
- 👤 Edward F Kurzinski
- 👤 Edward J Kelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:51
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/32; A23G9/42; A23G9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A METHOD OF INCREASING THE FREEZING RATE AND IMPROVING THE QUALITY OF AN EDIBLE FROZEN PRODUCT COMPRISING THE STEPS OF: (A) FORMING A PREDETERMINED FIRST QUANTITY OF AN EDIBLE MATERIAL SUBCOOLED BY HEAT EXCHANGE WITH A CYROGENIC REFRIGERANT TO A TEMPERATURE BELOW MINUS 100*F., (B) FORMING A PREDETERMINED SECOND QUANTITY OF AN EDIBLE MATERIAL IN A FLUENT CONDITION AT A PREDETERMINED TEMPERATURE SUBSTANTIALLY WARMER THAN SAID SUBCOOLED FIRST QUANTITY, (C) COMBINING SAID FIRST AND SECOND QUANTITIES OF EDIBLE MATERIAL TO FORM A MIXTURE WHEREIN SAID SUBCOOLED MATERIAL IS IN SUBSTANTIALLY UNIFORM HEAT EXCHANGE RELATIONSHIP WITH SAID SECOND QUANTITY OF EDIBLE MATERIAL, SAID PREDETERMINDED FIRST AND SECOND QUANTITIES AND THE TEMPERATURED THEREOF BEING SELECTED SUCH THAT SAID SUBCOOLED FIRST QUANTITY PROVIDES A SUBSTANTIAL PORTION OF THE REFRIGATION NECESSARY TO FREEZE THE FINAL PRODUCT.
Claim 2
Independent Claim
132 words
A METHOD OF INCREASING THE FREEZING RATE AND IMPROVING THE QUALITY OF AN EDIBLE FROZEN PRODUCT COMPRISING THE STEPS OF: (A) FORMING A PREDETERMINED FIRST QUANTITY OF AN EDIBLE MATERIAL SUBCOOLED BY HEAT EXCHANGE WITH A CYROGENIC REFRIGERANT TO A TEMPERATURE BELOW MINUS 100*F., (B) FORMING A PREDETERMINED SECOND QUANTITY OF AN EDIBLE MATERIAL IN A FLUENT CONDITION AT A PREDETERMINED TEMPERATURE SUBSTANTIALLY WARMER THAN SAID SUBCOOLED FIRST QUANTITY, (C) COMBINING SAID FIRST AND SECOND QUANTITIES OF EDIBLE MATERIAL TO FORM A MIXTURE WHEREIN SAID SUBCOOLED MATERIAL IS IN SUBSTANTIALLY UNIFORM HEAT EXCHANGE RELATIONSHIP WITH SAID SECOND QUANTITY OF EDIBLE MATERIAL, SAID PREDETERMINDED FIRST AND SECOND QUANTITIES AND THE TEMPERATURED THEREOF BEING SELECTED SUCH THAT SAID SUBCOOLED FIRST QUANTITY PROVIDES A SUBSTANTIAL PORTION OF THE REFRIGATION NECESSARY TO FREEZE THE FINAL PRODUCT.
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) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |