US3350339A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pigmented dispersion containing binder of unsaturated oxirane, ethyl acrylate, methyl methacrylate emulsion copolymer
Assignee: DeSoto Inc
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Filing: 1965-04-28
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Granted: 1967-10-31
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Expires: 1985-04-28
Abstract
No abstract record available.
Inventors
- 👤 Sekmakas Kazys
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:08
CPC Classifications
C; C08; C08F; C08F8/00; C08F8/30; C08F8/32; C08F20/00; C08F20/02; C08F20/10; C08F20/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A WATER BASED AIR DRYING PAINT COMPRISING A PIGMENTED COPOLYMER EMULSIONS OF FINE PARTICLE SIZE EXHIBITING GOOD ADHESION TO GLOSSY AND OIL PAINTED SURFACES WHICH COMPRISES DISPERSED PARTICLES OF AN EMULSION COPOLYMER OF: (1) FROM 0.2-3% BY WEIGHT, BASED ON THE TOTAL WEIGHT OF COPOLYMERIZABE MATERIAL, OF AN OXIRANE CONTAINING COPOLYMERIZABLE MONOETHYLENICALLY UNSATURATED MATERIAL INCLUDING IN THE OXIRANE RING AN ALKALINE REACTING NITROGEN-CONTAINING RADICAL WHICH COMPRISES THE RESIDUE OF A MEMBER SELECTED FROM THE GROUP CONSISITING OF AMMONIATING AGENT, AMINATING AGENT, AND MIXTURES THEREOF; AND (2) THE REMAINDER OF THE COPOLYMER CONSISTING ESSENTIALLY OF ETHYL ACRYLATE AND METHYL METHACRYLATE IN WEIGHT PROPORTIONS OF ABOUT 2:1 TO PROVIDE COPOLYMER PARTICLES WHICH WILL COALESCE AT ROOM TEMPERATURE AS THE WATER PHASE OF SAID EMULSION EVAPORATES.
Claim 2
Dependent Claim
123 words
A WATER BASED AIR DRYING PAINT COMPRISING A PIGMENTED COPOLYMER EMULSIONS OF FINE PARTICLE SIZE EXHIBITING GOOD ADHESION TO GLOSSY AND OIL PAINTED SURFACES WHICH COMPRISES DISPERSED PARTICLES OF AN EMULSION COPOLYMER OF: (1) FROM 0.2-3% BY WEIGHT, BASED ON THE TOTAL WEIGHT OF COPOLYMERIZABE MATERIAL, OF AN OXIRANE CONTAINING COPOLYMERIZABLE MONOETHYLENICALLY UNSATURATED MATERIAL INCLUDING IN THE OXIRANE RING AN ALKALINE REACTING NITROGEN-CONTAINING RADICAL WHICH COMPRISES THE RESIDUE OF A MEMBER SELECTED FROM THE GROUP CONSISITING OF AMMONIATING AGENT, AMINATING AGENT, AND MIXTURES THEREOF; AND (2) THE REMAINDER OF THE COPOLYMER CONSISTING ESSENTIALLY OF ETHYL ACRYLATE AND METHYL METHACRYLATE IN WEIGHT PROPORTIONS OF ABOUT 2:1 TO PROVIDE COPOLYMER PARTICLES WHICH WILL COALESCE AT ROOM TEMPERATURE AS THE WATER PHASE OF SAID EMULSION EVAPORATES.
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) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |