Patent US3280050A successfully refreshed from Google Patents.
US3280050A
Expired / Lapsed
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Emulsion paint comprising: pigment, binder, colloidal thickener and zirconyl carbonate complex
Assignee: Mathews John and Co Ltd
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Filing: 1963-08-19
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Granted: 1966-10-18
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Expires: 1983-08-19
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:51
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/04; C09D157/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A THIXOTROPIC EMULSION PAINT, COMPRISING A BINDER IN THE FORM OF AN AQUEOUS DISPERSION OF A RESINOUS POLYMER OF AN ETHYLENICALLY UNSATURATED COMPOUND, AT LEAST ONE PIGMENT, AN AQUEOUS SOLUTION OF A COLLOID THICKENING AGENT SELECTED FROM THE GROUP CONSISTING OF CELLULOSE ETHERS, STARCH ETHERS AND POLYVINYL ALCOHOL, AND A COMPLEX FORMED FROM ZIRCONYL CARBONATE AND AT LEAST TWO CARBOXYLIC ACIDS OF DIFFERENT VOTALITIES.
Claim 2
Dependent Claim
64 words
A THIXOTROPIC EMULSION PAINT, COMPRISING A BINDER IN THE FORM OF AN AQUEOUS DISPERSION OF A RESINOUS POLYMER OF AN ETHYLENICALLY UNSATURATED COMPOUND, AT LEAST ONE PIGMENT, AN AQUEOUS SOLUTION OF A COLLOID THICKENING AGENT SELECTED FROM THE GROUP CONSISTING OF CELLULOSE ETHERS, STARCH ETHERS AND POLYVINYL ALCOHOL, AND A COMPLEX FORMED FROM ZIRCONYL CARBONATE AND AT LEAST TWO CARBOXYLIC ACIDS OF DIFFERENT VOTALITIES.
References Cited (Backward Citations)
US2758102A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |