US3141778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cellulose ester food coating composition and food articles coated therewith
Assignee: Celanese Corp
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Filing: 1961-04-17
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Granted: 1964-07-21
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Expires: 1981-04-17
Abstract
No abstract record available.
Inventors
- 👤 Mortimer S Thompson
- 👤 Alvan R Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:08
CPC Classifications
A; A23; A23C; A23C19/00; A23C19/14; A23C19/16; A23C19/163; A23B; A23B2/00; A23B2/70; A23B2/725; A23B2/729; A23B4/00; A23B4/10; A23P; A23P20/00; A23P20/10; A23P20/105; A23P20/19
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
90 words
A READILY STRIPPABLE COATED ARTICLE OF FOOD COMPRISING A PARTICLE OF FOOD AND A THIN LAYER CONSISTING ESSENTIALLY OF A CELLULOSE ORGANIC ACID ESTER, SAID ESTER GROUPS BEING DERIVED FROM ORGANIC ACIDS HAVING 2 TO 4 CARBON ATOMS, ABOUT 1 TO 10% OF A NON-TOXIC GLYCOL SELECTED FROM THE GROUP CONSISTING OF LOWER ALIPHATIC DIOLS, ETHERS OF SAID LOWER ALIPHATIC DIOLS, POLYMERS OF SAID LOWER ALIPHATIC DIOLS, AND POLYMERS OF SAID ETHERES, AND A NON-TOXIC PLASTICIZER OTHER THAN SAID GLYCOL FOR SAID ESTER COATED UPON THE SURFACE OF SAID ARTICLE.
References Cited (Backward Citations)
US1999182A
Cited
US2219296A
Cited
US2253821A
Cited
US2881085A
Cited
US2840476A
Cited
US3000748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |