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US2978346A Expired / Lapsed US ⏱️ 0.0 years remaining

Paint latices from super bodied oils

Assignee: Sherwin Williams Co
•
Filing: 1959-04-20
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Granted: 1961-04-04
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Expires: 1979-04-20
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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)

US2530370A Cited
US2391041A Cited
US2382533A Cited

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

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