Patent US2671097A successfully refreshed from Google Patents.
US2671097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of hydrogenating vegetable oil
Assignee: Southern Cotton Oil Co
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Filing: 1950-07-13
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Granted: 1954-03-02
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Expires: 1970-07-13
Abstract
No abstract record available.
Inventors
- 👤 Harvey D Royce
- 👤 Langdon C Haskell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:46
CPC Classifications
C; C11; C11C; C11C3/00; C11C3/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A METHOD OF PRODUCING A SOFT PLASTIC FAT OF SUPERIOR KEEPING QUALITY BY HYDROGENATING A NORMALLY LIQUID VEGETABLE GLYCERIDE OIL WITH A FINELY DIVIDED HYDROGENATING METALLIC CATALYST IN THE PRESENCE OF A PHOSPHATIC ESTER, THE LATTER COMPRISING THE ETHANOL SOLUBLE REACTION PRODUCT OF A POLYHYDRIC ALCOHOL PARTIAL FATTY ESTER WITH PHOSPHORIC ANHYDRIDE, AND A PRIMARY ALKYLOLAMINE, REPRESENTED IN PART BY THE GENERAL FORMULA
Claim 2
Independent Claim
63 words
A METHOD OF PRODUCING A SOFT PLASTIC FAT OF SUPERIOR KEEPING QUALITY BY HYDROGENATING A NORMALLY LIQUID VEGETABLE GLYCERIDE OIL WITH A FINELY DIVIDED HYDROGENATING METALLIC CATALYST IN THE PRESENCE OF A PHOSPHATIC ESTER, THE LATTER COMPRISING THE ETHANOL SOLUBLE REACTION PRODUCT OF A POLYHYDRIC ALCOHOL PARTIAL FATTY ESTER WITH PHOSPHORIC ANHYDRIDE, AND A PRIMARY ALKYLOLAMINE, REPRESENTED IN PART BY THE GENERAL FORMULA
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) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |