Patent US2978346A successfully refreshed from Google Patents.
US2978346A
Expired / Lapsed
US
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Paint latices from super bodied oils
Assignee: Sherwin Williams Co
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Filing: 1959-04-20
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Granted: 1961-04-04
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Expires: 1979-04-20
Abstract
No abstract record available.
Inventors
- 👤 Charles E Penoyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:30
CPC Classifications
C; C09; C09D; C09D191/00; C09D191/005
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
172 words
AN OIL-IN-WATER EMULSION WHICH COMPRISES A VACUUM AND HEAT BODIED LINSEED OIL, FREE FROM GEL PARTICLES HAVING A VISCOSITY OF GREATER THAN 50 MINUTES BUT LESS THAN 75 MINUTES, SAID BODIED OIL REDUCED WITH A VOLATILE ORGANIC SOLVENT COMPRISING A MINOR AMOUNT OF AN OXYALKYLATED MONOALCOHOL, SAID MONOALCOHOL CONTAINING FROM 1 TO 3 CARBON ATOMS AND A MAJOR AMOUNT OF A VOLATILE HYDROCARBON SOLVENT TO NOT LESS THAN 80% NON-VOLATILE CONTENT AS THE DISPERSE PHASE AND A CONTINUOUS AQUEOUS PHASE COMPRISING WATER, FROM 1 TO 5% BY WEIGHT OF THE DISPERSE PHASE OF A NON-IONIC EMULSIFYING AGENT HAVING AN HN BETWEEN 39 AND 43 AND 6 TO 10% BY WEIGHT OF SAID OIL OF AN ALKALI METAL SALT OF A POLYMERIZED DRYING OIL FATTY ACID CONTAINING PRINCIPALLY DIMERS AND TRIMERS THEREOF, SAID EMULSION CONTAINING AN ALKALI METAL PHOSPHATE IN A QUANTITY SUFFICIENT TO IMPOSE A PH OF BETWEEN 8.0 AND 9.5 AND THE QUANTITY OF THE DISPERSE OIL PHASE OF THE ORDER OF 40 TO 60% BY WEIGHT OF THE TOTAL PRODUCT.
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) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |