US2919196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fatty products
Assignee: Lever Brothers Co
•
Filing: 1955-02-23
•
Granted: 1959-12-29
•
Expires: 1975-02-23
Abstract
No abstract record available.
Inventors
- 👤 Duin Hendrik Jan
- 👤 Schaap Jacob Arie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:06
CPC Classifications
A; A23; A23D; A23D7/00; A23D7/005; A23D7/0056
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A METHOD OF PREPARING A FATTY PRODUCT COMPRISING PREPARING A HIGHLY PACKED OIL IN WATER EMULSION CONTAINING AT LEAST 74% BY VOLUME OF OIL BY ADDING A FATTY OIL TO AN AQUEOUS PHASE AT AN ELEVATED TEMPERATURE AT WHICH THE OIL IS LIQUID AND IN ANY CASE NO GREATER THAN 100* C. WITH INTENSIVE STIRRING, IN THE PRESENCE OF A WATER SOLUBLE EMULSIFYING AGENT, THE AQUEOUS PHASE HAVING A PH WITHIN THE RANGE OF 5 TO 11 CAUSING PARTIAL SOLIDIFICATION OF THE DISPERSED PHASE BY COOLING AND EFFECTING PARTICAL PHASE INVERSION OF THE DISPERSION BY MECHANICAL WORKING, SAID EMULSIFYING AGENT BEING SUFFICIENTLY HYDROPHALIC TO ALLOW THE PREPARATION OF THE HIGHLY PACKED OIL IN WATER EMULSION OIL IN WATER EMULSION.
Claim 2
Independent Claim
119 words
A METHOD OF PREPARING A FATTY PRODUCT COMPRISING PREPARING A HIGHLY PACKED OIL IN WATER EMULSION CONTAINING AT LEAST 74% BY VOLUME OF OIL BY ADDING A FATTY OIL TO AN AQUEOUS PHASE AT AN ELEVATED TEMPERATURE AT WHICH THE OIL IS LIQUID AND IN ANY CASE NO GREATER THAN 100* C. WITH INTENSIVE STIRRING, IN THE PRESENCE OF A WATER SOLUBLE EMULSIFYING AGENT, THE AQUEOUS PHASE HAVING A PH WITHIN THE RANGE OF 5 TO 11 CAUSING PARTIAL SOLIDIFICATION OF THE DISPERSED PHASE BY COOLING AND EFFECTING PARTICAL PHASE INVERSION OF THE DISPERSION BY MECHANICAL WORKING, SAID EMULSIFYING AGENT BEING SUFFICIENTLY HYDROPHALIC TO ALLOW THE PREPARATION OF THE HIGHLY PACKED OIL IN WATER EMULSION OIL IN WATER EMULSION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |