US3304276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyhydric phenol modified fatty media and iron surfaces chelated therewith
Assignee: Individual
•
Filing: 1964-05-13
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Granted: 1967-02-14
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Expires: 1984-05-13
Abstract
No abstract record available.
Inventors
- 👤 Faulkner Raymond Noel
- 👤 O'neill Leonard Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:42
CPC Classifications
C; C09; C09F; C09F7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A PROCESS FOR OBTAINING HIGH YIELDS OF POLYHYDROXY PHENOL-SUBSTITUTED VEGETABLE OIL BASED MEDIA, SAID PROCESS COMPRISING HEATING FOR ABOUT 2-4 HOURS AT ABOUT 150*C. TO 230*C. IN THE PRESENCE OF A CATALYST, A REACTION MIXTURE COMPRISING (A) A VEGETABLE OIL BASED MEMBER SELECTED FROM THE GROUP CONSISTING OF CASTOR OIL, HYDROGENATED CASTOR OIL, LINSEED OIL, SOYBEAN OIL, TUNG OIL, DEHYDRATED CASTOR OIL, ISOMERIZED SAFFLOWER OIL, METHYL OLEATE, METHYL UNDECENOATE, THE MIXED LINSEED METHYL ESTERS, AND A CASTORPHTHALIC-GLYCEROL ALKYD, AND (B) A POLYHYDROXY PHENOL SELECTED FROM THE GOUP CONSISTING OF PYROGALLOL, CATECHOL, METHYL GALLATE, AND PROPYL GALLATE, WITH CONSTANT REMOVAL OF BYPRODUCT LOWER ALCOHOL DURING THE ALCOHOLYSIS THAT OCCURS WHEN THE SAID VEGETABLE OIL BASES MEMBER IS ONE THAT CONTAINS HYDROXYL FUNCTIONALITY AND THE POLYHYDRIC PHENOL IS A LOWER ALKYL GALLATE, SAID CATALYST BEINS SELECTED FROM THE GROUP CONSISTING OF ACIF-ACTIVATED MONTMORILLONITE AND A C2-C4 ALKOXIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, TITANIUM, AND ZIRCONIUM.
Claim 2
Dependent Claim
158 words
A PROCESS FOR OBTAINING HIGH YIELDS OF POLYHYDROXY PHENOL-SUBSTITUTED VEGETABLE OIL BASED MEDIA, SAID PROCESS COMPRISING HEATING FOR ABOUT 2-4 HOURS AT ABOUT 150*C. TO 230*C. IN THE PRESENCE OF A CATALYST, A REACTION MIXTURE COMPRISING (A) A VEGETABLE OIL BASED MEMBER SELECTED FROM THE GROUP CONSISTING OF CASTOR OIL, HYDROGENATED CASTOR OIL, LINSEED OIL, SOYBEAN OIL, TUNG OIL, DEHYDRATED CASTOR OIL, ISOMERIZED SAFFLOWER OIL, METHYL OLEATE, METHYL UNDECENOATE, THE MIXED LINSEED METHYL ESTERS, AND A CASTORPHTHALIC-GLYCEROL ALKYD, AND (B) A POLYHYDROXY PHENOL SELECTED FROM THE GOUP CONSISTING OF PYROGALLOL, CATECHOL, METHYL GALLATE, AND PROPYL GALLATE, WITH CONSTANT REMOVAL OF BYPRODUCT LOWER ALCOHOL DURING THE ALCOHOLYSIS THAT OCCURS WHEN THE SAID VEGETABLE OIL BASES MEMBER IS ONE THAT CONTAINS HYDROXYL FUNCTIONALITY AND THE POLYHYDRIC PHENOL IS A LOWER ALKYL GALLATE, SAID CATALYST BEINS SELECTED FROM THE GROUP CONSISTING OF ACIF-ACTIVATED MONTMORILLONITE AND A C2-C4 ALKOXIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, TITANIUM, AND ZIRCONIUM.
References Cited (Backward Citations)
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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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |