Patent US3796581A successfully refreshed from Google Patents.
US3796581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Margarine fat containing interesterified constituents
Assignee: Lever Brothers Co
•
Filing: 1972-05-23
•
Granted: 1974-03-12
•
Expires: 1992-05-23
Abstract
Abstract THE MARGINE FAT FORMULATION COMPRISES: (A) A LIQUID FAT CONTAINING AT LEAST 40% POLYUNSATURATED FATTY ACIDS; (B) A FAT OF A MELTING POINT OF 41-45* C. CONTAINING OR CONSISTING OF HYDROGENATED SOYA FAT; (C) A FAT OF A MELTING POINT OF 25-40* C., AT LEAST PART OF AT LEAST THE CONTSTITUENTS (A) AND (B) BEING INTERESTERIFIED.
Inventors
- 👤 K Frommhold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:33
CPC Classifications
C; C11; C11C; C11C3/00; C11C3/04; C11C3/10; A; A23; A23D; A23D7/00; A23D7/001
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-03-11 | 1977-09-10 | 1978-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-11 | 1981-09-10 | 1982-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-11 | 1985-09-10 | 1986-03-12 | $7700.00 | Window Closed / Lapsed |