Patent US2944908A successfully refreshed from Google Patents.
US2944908A
Expired / Lapsed
US
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Solvents for fat and oil antioxidants
Assignee: Eastman Kodak Co
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Filing: 1958-07-29
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Granted: 1960-07-12
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Expires: 1978-07-29
Abstract
No abstract record available.
Inventors
- 👤 M B Knowles
- 👤 Herman S Pridgen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 18:25
CPC Classifications
C; C11; C11B; C11B5/00; C11B5/0021; C11B5/0035
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A NORMALLY LIQUID ANTIOXIDANT COMPOSITION FOR ADDITION TO FATS AND FATTY OILS CONSISTING ESSENTIALLY OF FROM 5 TO 50% BY WEIGHT OF ACTIVE CONSTITUENTS COMPOSED OF FROM 5 TO 42 PARTS BY WEIGHT OF A PHENOLIC ANTIOXIDANT OUT OF A TOTAL OF 5 TO 52 PARTS BY WEIGHT OF ACTIVE CONSTITUENTS AND FROM 95 TO 5% BY WEIGHT OF A SOLVENT COMPOSED OF FROM 10 TO 95 PARTS BY WEIGHT OF AN ACETIC ACID ESTER OF GLYCERINE OUT OF A TOTAL OF 10 TO 164 PARTS BY WEIGHT OF SOLVENT.
Claim 2
Dependent Claim
90 words
A NORMALLY LIQUID ANTIOXIDANT COMPOSITION FOR ADDITION TO FATS AND FATTY OILS CONSISTING ESSENTIALLY OF FROM 5 TO 50% BY WEIGHT OF ACTIVE CONSTITUENTS COMPOSED OF FROM 5 TO 42 PARTS BY WEIGHT OF A PHENOLIC ANTIOXIDANT OUT OF A TOTAL OF 5 TO 52 PARTS BY WEIGHT OF ACTIVE CONSTITUENTS AND FROM 95 TO 5% BY WEIGHT OF A SOLVENT COMPOSED OF FROM 10 TO 95 PARTS BY WEIGHT OF AN ACETIC ACID ESTER OF GLYCERINE OUT OF A TOTAL OF 10 TO 164 PARTS BY WEIGHT OF SOLVENT.
References Cited (Backward Citations)
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US2764605A
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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) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |