Patent US3058931A successfully refreshed from Google Patents.
US3058931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multicolor coating composition and method for preparation thereof
Assignee: Sherwin Williams Co
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Filing: 1958-04-21
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Granted: 1962-10-16
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Expires: 1978-04-21
Abstract
No abstract record available.
Inventors
- 👤 John L Petty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:33
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/29; C09D167/00; Y; Y10; Y10S; Y10S260/00; Y10S260/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
A METHOD OF PREPAING A COATING COMPOSITION ADAPTED TP SPRAY APPLICAYION TO PROVIDE A WASHABLE SOLID BASE COLOR AND PLURALITY OF INTERSPERSED DISCRETE COLOR PARTICLES IN ONE PASS OF A SPRAY GUN, WHICH COMPRISES DISPERSING A PIGMENT TO FORM A SLURRY CONSISTING ESSENTIALLY OF PIGMENT, WATER AND WATER SOLUBLE PROTECTIVE COLLOID COMPONENT, INCREASING THE VEHICLE BINDER SOLIDS OF SAID AQUEOUS PHASE BY ADDITION THEREOF OF AN AQUEOUS EMULSION OF A POLYMER PREPARED BY POLYMERIZING AN ETHYLENICALLY UNSATURATED MONOMER IN AN AQUEOUS EMULSION SYSTEM THE RESULTANT POLYMER EMULSION BEING CAPABLE OF DEPOSITING A CONTINUOUS STET FILM, AND WHILE SLOWLY STIRRING SAID AQUEOUS MICROSCOPIC DISPERSION, SEPARATELY SUSPENDING THEREIN MACROSCOPIC PARTICLES SIZE GLOBULES BY THE DISCRETE ADDITION TO AND SLOW AGITATION OF SAID AQUEOUS BASE WITH A PIGMENTED LIQUID ORGANIC RESINOUS VARNISH CONTAINING A NON-VOLATILE PORTION WHICH IS CHARACTERIZED BY AN HYDROPHILIC NUMBER OF ABOUT 26-59. THE PIGMENT IN SAID VARNISH BEING OF A COLOR DIFFERENT FROM THAT OF SAID PIGMENT DISPERSED IN SAID AQUEOUS PHASE.
Claim 2
Independent Claim
163 words
A METHOD OF PREPAING A COATING COMPOSITION ADAPTED TP SPRAY APPLICAYION TO PROVIDE A WASHABLE SOLID BASE COLOR AND PLURALITY OF INTERSPERSED DISCRETE COLOR PARTICLES IN ONE PASS OF A SPRAY GUN, WHICH COMPRISES DISPERSING A PIGMENT TO FORM A SLURRY CONSISTING ESSENTIALLY OF PIGMENT, WATER AND WATER SOLUBLE PROTECTIVE COLLOID COMPONENT, INCREASING THE VEHICLE BINDER SOLIDS OF SAID AQUEOUS PHASE BY ADDITION THEREOF OF AN AQUEOUS EMULSION OF A POLYMER PREPARED BY POLYMERIZING AN ETHYLENICALLY UNSATURATED MONOMER IN AN AQUEOUS EMULSION SYSTEM THE RESULTANT POLYMER EMULSION BEING CAPABLE OF DEPOSITING A CONTINUOUS STET FILM, AND WHILE SLOWLY STIRRING SAID AQUEOUS MICROSCOPIC DISPERSION, SEPARATELY SUSPENDING THEREIN MACROSCOPIC PARTICLES SIZE GLOBULES BY THE DISCRETE ADDITION TO AND SLOW AGITATION OF SAID AQUEOUS BASE WITH A PIGMENTED LIQUID ORGANIC RESINOUS VARNISH CONTAINING A NON-VOLATILE PORTION WHICH IS CHARACTERIZED BY AN HYDROPHILIC NUMBER OF ABOUT 26-59. THE PIGMENT IN SAID VARNISH BEING OF A COLOR DIFFERENT FROM THAT OF SAID PIGMENT DISPERSED IN SAID AQUEOUS PHASE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |