US2552706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emulsifying agent, method of making said emulsifying agent, and waterin-oil emulsion using said emulsifying agent
Assignee: Individual
•
Filing: 1947-03-05
•
Granted: 1951-05-15
•
Expires: 1967-03-05
Abstract
No abstract record available.
Inventors
- 👤 Bertram Simon Hendrik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:15
CPC Classifications
C; C09; C09K; C09K23/00; C09K23/34; C08; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/46; C08G63/48; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
AN EMULSIFYING AGENT THAT PRODUCES EXCELLENT HEAT-RESISTANT EMULSIONS OF THE WATER-IN-OIL TYPE, COMPRISING AN OIL SOLUBLE BUT SUBSTANTIALLY WATER INSOLUBLE NON-RESINOUS REACTION PRODUCT OF THE HEATING TOGETHER IN ANY ORDER OF A LOW MOLECULAR POLYHYDRIC ALCOHOL, A HIGHER FATTY ACID AND AN ALIPHATIC POLYCARBOXYLIC ACID UNTIL THE INTERACTION THEREOF HAS PROCEEDED TO A STAGE AT WHICH THE REACTION PRODUCT HAS EMULSIFING POWERS SUCH THAT UPON SUBJECTING 20 CC. OF A 0.25% SOLUTION THEREOF IN NEUTRAL, FRESHLY REFINED GROUND NUT OIL TO THE "STREAM EMULSION TEST" THE TIME REQUIRED FOR SEPARATION OF 5 CC. OF THE OIL IS AT LEAST 20 MINUTES.
Claim 2
Dependent Claim
101 words
AN EMULSIFYING AGENT THAT PRODUCES EXCELLENT HEAT-RESISTANT EMULSIONS OF THE WATER-IN-OIL TYPE, COMPRISING AN OIL SOLUBLE BUT SUBSTANTIALLY WATER INSOLUBLE NON-RESINOUS REACTION PRODUCT OF THE HEATING TOGETHER IN ANY ORDER OF A LOW MOLECULAR POLYHYDRIC ALCOHOL, A HIGHER FATTY ACID AND AN ALIPHATIC POLYCARBOXYLIC ACID UNTIL THE INTERACTION THEREOF HAS PROCEEDED TO A STAGE AT WHICH THE REACTION PRODUCT HAS EMULSIFING POWERS SUCH THAT UPON SUBJECTING 20 CC. OF A 0.25% SOLUTION THEREOF IN NEUTRAL, FRESHLY REFINED GROUND NUT OIL TO THE "STREAM EMULSION TEST" THE TIME REQUIRED FOR SEPARATION OF 5 CC. OF THE OIL IS AT LEAST 20 MINUTES.
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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) | 1954-05-14 | 1954-11-13 | 1955-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-14 | 1958-11-13 | 1959-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-14 | 1962-11-13 | 1963-05-15 | $7700.00 | Window Closed / Lapsed |