Patent US2815285A successfully refreshed from Google Patents.
US2815285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making stable pourable oleaginous suspensions
Assignee: Procter and Gamble Co
•
Filing: 1955-10-28
•
Granted: 1957-12-03
•
Expires: 1975-10-28
Abstract
No abstract record available.
Inventors
- 👤 George W Holman
- 👤 Judson H Sanders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:56
CPC Classifications
A; A23; A23D; A23D9/00; A23D9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
THE METHOD OF MAKING APOURABLE OLEAGINOUS SUSPENSION OF FINELY DIVIDED, NORMALLYSOLID GLYCERIDES IN A NORMALLY LIQUID GLYCERIDE VEHICLE, AND SOLID GLYCERIDES BEING CAPABLE OF EXISTING IN A STABLE BETA CRYSTALLINE PHASE ANS COMPRISING FROM ABOUT 1% TO ABOUT 20%, BY WEIGHT, OF SAID SUSPENSION, COMPRISING THE STEPS OF FORMING A MIXTURE OF SAID SOLID GLYCERIDES AND SAID LIQUID GLYCERIDE VEHICLE AT A TEMPERATURE SUFFICIENTLY HIGH TO MELT ALL OF SAID SOLID GLYCERIDES, COOLING SAID MIXTURE TO A TEMPERATURE BELOW THE ALPHA MELTING TEMPERATURE OF SAID SOLID GLYCERIDES IN NOT MORE THAN 3 MINUTES, AND TEMPERING SAID MIXTURE TO CONVERT NON-BETA CRYSTALS TO A BETA PHASE TO SUCH AN EXTEND THAT AT LEAST 60% OF THE SOLID GLYCERIDES ARE IN A BETA PHASE.
Claim 2
Independent Claim
122 words
THE METHOD OF MAKING APOURABLE OLEAGINOUS SUSPENSION OF FINELY DIVIDED, NORMALLYSOLID GLYCERIDES IN A NORMALLY LIQUID GLYCERIDE VEHICLE, AND SOLID GLYCERIDES BEING CAPABLE OF EXISTING IN A STABLE BETA CRYSTALLINE PHASE ANS COMPRISING FROM ABOUT 1% TO ABOUT 20%, BY WEIGHT, OF SAID SUSPENSION, COMPRISING THE STEPS OF FORMING A MIXTURE OF SAID SOLID GLYCERIDES AND SAID LIQUID GLYCERIDE VEHICLE AT A TEMPERATURE SUFFICIENTLY HIGH TO MELT ALL OF SAID SOLID GLYCERIDES, COOLING SAID MIXTURE TO A TEMPERATURE BELOW THE ALPHA MELTING TEMPERATURE OF SAID SOLID GLYCERIDES IN NOT MORE THAN 3 MINUTES, AND TEMPERING SAID MIXTURE TO CONVERT NON-BETA CRYSTALS TO A BETA PHASE TO SUCH AN EXTEND THAT AT LEAST 60% OF THE SOLID GLYCERIDES ARE IN A BETA PHASE.
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) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |