US2727012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latex coating compositions containing zinc phosphate-modified zinc oxide
Assignee: Dow Chemical Co
•
Filing: 1953-02-09
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Granted: 1955-12-13
•
Expires: 1973-02-09
Abstract
No abstract record available.
Inventors
- 👤 Lyle G Treat
- 👤 Laurence L Ryden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:06
CPC Classifications
C; C09; C09D; C09D109/00; C09D109/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A LATEX COATING COMPOSITION COMPRISING AN INTIMATE MIXTURE OF A PIGMENT, INCLUDING A ZINE OXIDE COATED WITH ZINC PHOSPHATE, AND AN ALKALINE AQUEOUS FILM-FORMING POLYMER DISPERSION, WHICH POLYMER IS SELECTED FROM THE GROUP CONSISTING OF COPOLYMERS OF AN ALIPHATIC CONJUGATED DIOLEFIN AND A MONOVINYL AROMATIC HYDROCARBON AND PLASTICIZED HOMOPOLYMERS OF MONOVINYUL AROMATIC HYDROCARBONS, AND AN OLEIC ACID SALT OF A BETA-OXYALKYLAMINE SELECTED FROM THE CLASS CONSISTING OF BETA-HYDROXYALKYL AMINES AND MORPHOLINYL COMPOUNDS IN AN AMOUNT CORRESPONDING TO AT LEAST TWO PARTS BY WEIGHT PER 100 PARTS OF PIGMENT.
Claim 2
Dependent Claim
88 words
A LATEX COATING COMPOSITION COMPRISING AN INTIMATE MIXTURE OF A PIGMENT, INCLUDING A ZINE OXIDE COATED WITH ZINC PHOSPHATE, AND AN ALKALINE AQUEOUS FILM-FORMING POLYMER DISPERSION, WHICH POLYMER IS SELECTED FROM THE GROUP CONSISTING OF COPOLYMERS OF AN ALIPHATIC CONJUGATED DIOLEFIN AND A MONOVINYL AROMATIC HYDROCARBON AND PLASTICIZED HOMOPOLYMERS OF MONOVINYUL AROMATIC HYDROCARBONS, AND AN OLEIC ACID SALT OF A BETA-OXYALKYLAMINE SELECTED FROM THE CLASS CONSISTING OF BETA-HYDROXYALKYL AMINES AND MORPHOLINYL COMPOUNDS IN AN AMOUNT CORRESPONDING TO AT LEAST TWO PARTS BY WEIGHT PER 100 PARTS OF PIGMENT.
References Cited (Backward Citations)
US2492124A
Cited
US2564882A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-12 | 1959-06-13 | 1959-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-12 | 1963-06-13 | 1963-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-12 | 1967-06-13 | 1967-12-13 | $7700.00 | Window Closed / Lapsed |