Patent US5446809A successfully refreshed from Google Patents.
Patent US2964545A successfully refreshed from Google Patents.
US2964545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dimeric fatty acids and esters thereof
Assignee: General Mills Inc
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Filing: 1957-04-26
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Granted: 1960-12-13
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Expires: 1977-04-26
Abstract
No abstract record available.
Inventors
- 👤 Stuart A Harrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:55
CPC Classifications
C; C08; C08F; C08F20/00; C08F20/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
PROCESS OF DIMERIZING AND CONJUGATING A COMPOUND SELECTED FROM THE GROUP CONSISTING OF HIGHER FATTY ACIDS, CONTAINING AT LEAST TWO DOUBLE BONDS SEPARATED BY A METHYLENE GROUP, AND MONOHYDRIC ALCOHOL ESTERS THEREOF WHICH COMPRISES HEATING SOLELY SAID COMPOUND TO A TEMPERATURE WITHIN THE APPROXIMATE RANGE OF 100-250*C. IN THE PRESENCE OF 1/2 TO ABOUT 15* BY WEIGHT BASED ON SAID COMPOUND OF AN ORGANIC PEROXIDE HAVING THE FORMULA ROOR1 IN WHICH R IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND HYDROCARBON RADICALS AND R1 IS A HYDROCARBON RADICAL.
Claim 2
Dependent Claim
89 words
PROCESS OF DIMERIZING AND CONJUGATING A COMPOUND SELECTED FROM THE GROUP CONSISTING OF HIGHER FATTY ACIDS, CONTAINING AT LEAST TWO DOUBLE BONDS SEPARATED BY A METHYLENE GROUP, AND MONOHYDRIC ALCOHOL ESTERS THEREOF WHICH COMPRISES HEATING SOLELY SAID COMPOUND TO A TEMPERATURE WITHIN THE APPROXIMATE RANGE OF 100-250*C. IN THE PRESENCE OF 1/2 TO ABOUT 15* BY WEIGHT BASED ON SAID COMPOUND OF AN ORGANIC PEROXIDE HAVING THE FORMULA ROOR1 IN WHICH R IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND HYDROCARBON RADICALS AND R1 IS A HYDROCARBON RADICAL.
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) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |