Patent US2840474A successfully refreshed from Google Patents.
US2840474A
Expired / Lapsed
US
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Pellucid composition and method for coating foodstuffs and articles thereby obtained
Assignee: Dow Chemical Co
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Filing: 1956-01-23
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Granted: 1958-06-24
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Expires: 1976-01-23
Abstract
No abstract record available.
Inventors
- 👤 James R Wirt
- 👤 Harold C Kelly
- 👤 Richard M Krajewski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:54
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
TRANSPARENT COATING COMPOSITION FOR ARTICLES OF FOOD WHICH CONSISTS OF A MIXTURE, ADAPTED TO BE APPLIED AS A HOT MELT OF BETWEEN ABOUT 19.0 AND 28.0 PARTS BY WEIGHT OF AN ETHYL CELLULOSE HAVING AN ETHOXYL CONTENT BETWEEN ABOUT 47.5 AND 50 PERCENT BY WEIGHT AND A VISCOSITY LESS THAN ABOUT 30 CENTIPOISES, AS DETERMINED IN A 5 PERCENT BY WEIGHT SOLUTION THEREOF IN AN 80:20 MIXTURE, BY VOLUME, OF TOLUENE AND ETHANOL, BETWEEN ABOUT 39.0 AND 73.5 PARTS BY WEIGHT OF A REFINED MINERAL OIL HAVING A SAYBOLT VISCOSITY OF 100*F. BETWEEN ABOUT 80 AND 400 UNITS, NOT MORE THAN ABOUT 5.0 PARTS BY WEIGHT OF A PLASTICIZER SELECTED FROM THE GROUP OF PLASTICIZERS
Claim 2
Dependent Claim
115 words
TRANSPARENT COATING COMPOSITION FOR ARTICLES OF FOOD WHICH CONSISTS OF A MIXTURE, ADAPTED TO BE APPLIED AS A HOT MELT OF BETWEEN ABOUT 19.0 AND 28.0 PARTS BY WEIGHT OF AN ETHYL CELLULOSE HAVING AN ETHOXYL CONTENT BETWEEN ABOUT 47.5 AND 50 PERCENT BY WEIGHT AND A VISCOSITY LESS THAN ABOUT 30 CENTIPOISES, AS DETERMINED IN A 5 PERCENT BY WEIGHT SOLUTION THEREOF IN AN 80:20 MIXTURE, BY VOLUME, OF TOLUENE AND ETHANOL, BETWEEN ABOUT 39.0 AND 73.5 PARTS BY WEIGHT OF A REFINED MINERAL OIL HAVING A SAYBOLT VISCOSITY OF 100*F. BETWEEN ABOUT 80 AND 400 UNITS, NOT MORE THAN ABOUT 5.0 PARTS BY WEIGHT OF A PLASTICIZER SELECTED FROM THE GROUP OF PLASTICIZERS
References Cited (Backward Citations)
US2082592A
Cited
US2349134A
Cited
US2373278A
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US2558042A
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US2551463A
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US2577211A
Cited
US2682475A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-23 | 1961-12-23 | 1962-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-23 | 1965-12-23 | 1966-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-23 | 1969-12-23 | 1970-06-24 | $7700.00 | Window Closed / Lapsed |