Patent US2955121A successfully refreshed from Google Patents.
US2955121A
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Polymerization of unsaturated fatty acids
Assignee: Emery Oleochemicals LLC
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Filing: 1959-08-24
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Granted: 1960-10-04
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Expires: 1979-08-24
Abstract
No abstract record available.
Inventors
- 👤 Latimer D Myers
- 👤 Charles G Goebel
- 👤 Fred O Barrett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:12
CPC Classifications
C; C08; C08F; C08F20/00; C08F20/62; C08F20/64; C07; C07C; C07C51/00; C07C51/347; C07C51/353; C07C57/00; C07C57/02; C07C57/03; C07C57/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
IN A PROCESS WHEREIN POLYMERIZATION OF UNSATURATED FATTY ACIDS IS EFFECTED BY HEATING SAID ACIDS IN THE CONTINUING PRESENCE OF MINOR PROPORTIONS OF SURFACE-ACTIVE CRYSTALLINE CLAY MINERAL AND OF WATER, THE IMPROVEMENT WHICH COMPRISES INCORPORATING IN THE REACTION MIXTURE A CATALYTIC AMOUNT OF AN ALKALI MATERIAL CAPABLE OF REACTING IN SOME MEASURE WITH THE FATTY ACIDS IN THE MIXTURE TO FORM SOAP.
Claim 2
Dependent Claim
62 words
IN A PROCESS WHEREIN POLYMERIZATION OF UNSATURATED FATTY ACIDS IS EFFECTED BY HEATING SAID ACIDS IN THE CONTINUING PRESENCE OF MINOR PROPORTIONS OF SURFACE-ACTIVE CRYSTALLINE CLAY MINERAL AND OF WATER, THE IMPROVEMENT WHICH COMPRISES INCORPORATING IN THE REACTION MIXTURE A CATALYTIC AMOUNT OF AN ALKALI MATERIAL CAPABLE OF REACTING IN SOME MEASURE WITH THE FATTY ACIDS IN THE MIXTURE TO FORM SOAP.
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) | 1963-10-04 | 1964-04-04 | 1964-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-04 | 1968-04-04 | 1968-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-04 | 1972-04-04 | 1972-10-04 | $7700.00 | Window Closed / Lapsed |