US3074896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Upgraded oil comprising at least one unsaturated oil which is an ester of a c to c fatty acid and an at least trihydric alcohol
Assignee: EIDP Inc
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Filing: 1958-09-24
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Granted: 1963-01-22
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Expires: 1978-09-24
Abstract
No abstract record available.
Inventors
- 👤 Walter M Duffy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:57
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/15; C08K5/156
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
AN UPGRADED OIL WHICH COMPRISES (1) AT LEAST ONE UNSATURATED OIL WHICH IS AN ESTER OF A C10 TO C22 FATTY ACID AND AN AT LEAST TRIHYDRIC ALCOHOL AND (2) AT LEAST ABOUT 5% BASED ON THE WEIGHT OF OIL OF A LEAST ONE COMPOUND CONTAINING TWO TO SIX, INCLUSIVE, VINYL CYCLIC ACETAL RADICALS HAVING THE STRUCTURAL FORMULA:
Claim 2
Dependent Claim
58 words
AN UPGRADED OIL WHICH COMPRISES (1) AT LEAST ONE UNSATURATED OIL WHICH IS AN ESTER OF A C10 TO C22 FATTY ACID AND AN AT LEAST TRIHYDRIC ALCOHOL AND (2) AT LEAST ABOUT 5% BASED ON THE WEIGHT OF OIL OF A LEAST ONE COMPOUND CONTAINING TWO TO SIX, INCLUSIVE, VINYL CYCLIC ACETAL RADICALS HAVING THE STRUCTURAL FORMULA:
References Cited (Backward Citations)
US2401776A
Cited
GB757573A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |