US2756153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of ice cream
Assignee: Individual
•
Filing: 1954-03-29
•
Granted: 1956-07-24
•
Expires: 1974-03-29
Abstract
No abstract record available.
Inventors
- 👤 John W Eyestone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:12
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/14; A23G9/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A PROCESS FOR PREPARING ICE CREAM, COMPRISING FREEZING AN ICE CREAM MIXTURE CONTAINING WATER AND SOLIDS IN A COLLOIDAL MASS AND UNDER AGITATION AND AERATION TO PRODUCE A SOFT FROZEN BODY CONTAINING SMALL CRYSTALS, HARD FREEZING THE CRYSTALS TO SUBSTANTIALLY COMPLETE THEIR GROWTH AT A TEMPERATURE OF MINUS 5* TO PLUS 12* F., FRACTURING THE CRYSTALS, KNEADING AND DISPERSING THE CRYSTALS FRAGMENTS WITHIN THE COLLOIDAL MASS, AND THEN SUBJECTING THE MASS TO TEMPERATURES BELOW MINUS 20 TO HARD FREEZE THE MASS.
Claim 2
Dependent Claim
81 words
A PROCESS FOR PREPARING ICE CREAM, COMPRISING FREEZING AN ICE CREAM MIXTURE CONTAINING WATER AND SOLIDS IN A COLLOIDAL MASS AND UNDER AGITATION AND AERATION TO PRODUCE A SOFT FROZEN BODY CONTAINING SMALL CRYSTALS, HARD FREEZING THE CRYSTALS TO SUBSTANTIALLY COMPLETE THEIR GROWTH AT A TEMPERATURE OF MINUS 5* TO PLUS 12* F., FRACTURING THE CRYSTALS, KNEADING AND DISPERSING THE CRYSTALS FRAGMENTS WITHIN THE COLLOIDAL MASS, AND THEN SUBJECTING THE MASS TO TEMPERATURES BELOW MINUS 20 TO HARD FREEZE THE MASS.
References Cited (Backward Citations)
US1190181A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-24 | 1960-01-23 | 1960-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-24 | 1964-01-23 | 1964-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-24 | 1968-01-23 | 1968-07-24 | $7700.00 | Window Closed / Lapsed |