US3370958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions comprising succinyl half esters
Assignee: Kraft Inc
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Filing: 1965-10-11
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Granted: 1968-02-27
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Expires: 1985-10-11
Abstract
No abstract record available.
Inventors
- 👤 Ernest H Freund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:02
CPC Classifications
A; A21; A21D; A21D2/00; A21D2/08; A21D2/14; A21D2/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
A SHORTENING COMPRISING A HALF ESTER OF SUCCINIC ACID AND OF A MONO-ACYLATED POLYHYDRIC ALCOHOL HAVING THE FORMULA:
Claim 2
Dependent Claim
18 words
A SHORTENING COMPRISING A HALF ESTER OF SUCCINIC ACID AND OF A MONO-ACYLATED POLYHYDRIC ALCOHOL HAVING THE 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) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |