US2947716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixtures of lower alkyl acrylate polymers and methacrylate polymers for dough composition
Assignee: H D JUSTI AND SON Inc
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Filing: 1957-07-16
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Granted: 1960-08-02
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Expires: 1977-07-16
Abstract
No abstract record available.
Inventors
- 👤 John A Cornell
- 👤 John L Tucker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:50
CPC Classifications
C; C08; C08F; C08F265/00; C08F265/04; C08F265/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
206 words
A RESINOUS MOLDING COMPOSITION WHICH IS PREPARED BY MIXING (1) A METHACRYLATE MONOMER SELECTED FROM THE GROUP CONSISTING OF METHYL METHACRYLATE, PROPYL METHACRYLATE, BUTYL METHACRYLATE, TETRAHYDROFURFURYL METHACRYLATE, ETHYLENE DIMENTHACRYLATE AND MIXTURES THEREOF, AND (2) METACRYLATE POLYMER COMPOSITION IN A WEIGHT RATIO OF FROM 30:70 TO 40:60, SAID POLYMER COMPOSITION (2) BEING A FINELY DIVIDED SOLID FROM THE SPHERES HAVING AN AVERAGE DIAMETER IN THE RANGE OF FROM ABOUT 0.07 MILLIMETER TO ABOUT 0.59 MILLIMETER AND BEING SOLVATABLE BY SAID METHYL METHACRYLATE WHEN ADMIXED THEREWITH TO FORM A SOFT SPREADABLE THICKENED DOUGH, SAID POLYMER COMPOSITION (2) CONSISTING OF A MIXTURE OF FROM ABOUT 8% TO ABOUT 48% (A) AN ALL METHACRYLATE POLYMER SELECTED FROM THE GROUP CONSISTING OF POLYMETHYL METHACRYLATE, METHYL METHACRYLATE-BUTYL METHACRYLATE COPOLYMER METHYL METHACRYLATE-ISOBUTYL METHACRYLATE COPOLYMER AND METHYL METHACRYLATE-ETHYL METHACRYLATE COPOLYMER AND THE REMAINDER BEING (B) A COPOLYMER OF AN ACRYLATE SELECTED FROM THE GROUP CONSISTING OF METHOXYETHYL ACRYLATE, BUTOXYETHYL ACRYLATE AND ETHYL ACRYLATE WITH METHYL METHACRYLATE, SAID ACRYLATE COMPONENT OF THE ACRYLATE COPOLYMER BEING PRESENT IN AN AMOUNT OF FROM AT LEAST ABOUT 7.5% AND UP TO 20% BY WEIGHT OF SAID ACRYLATE COPOLYMER, SAID COPOLYMER BEING PRESENT IN SAID MIXTURE OF FINELY DIVIDLED RESIN SOLIDS, WHERLEBY SAID COMPOSITION HAS A REDUCED SOLVATION TIME.
Claim 2
Dependent Claim
206 words
A RESINOUS MOLDING COMPOSITION WHICH IS PREPARED BY MIXING (1) A METHACRYLATE MONOMER SELECTED FROM THE GROUP CONSISTING OF METHYL METHACRYLATE, PROPYL METHACRYLATE, BUTYL METHACRYLATE, TETRAHYDROFURFURYL METHACRYLATE, ETHYLENE DIMENTHACRYLATE AND MIXTURES THEREOF, AND (2) METACRYLATE POLYMER COMPOSITION IN A WEIGHT RATIO OF FROM 30:70 TO 40:60, SAID POLYMER COMPOSITION (2) BEING A FINELY DIVIDED SOLID FROM THE SPHERES HAVING AN AVERAGE DIAMETER IN THE RANGE OF FROM ABOUT 0.07 MILLIMETER TO ABOUT 0.59 MILLIMETER AND BEING SOLVATABLE BY SAID METHYL METHACRYLATE WHEN ADMIXED THEREWITH TO FORM A SOFT SPREADABLE THICKENED DOUGH, SAID POLYMER COMPOSITION (2) CONSISTING OF A MIXTURE OF FROM ABOUT 8% TO ABOUT 48% (A) AN ALL METHACRYLATE POLYMER SELECTED FROM THE GROUP CONSISTING OF POLYMETHYL METHACRYLATE, METHYL METHACRYLATE-BUTYL METHACRYLATE COPOLYMER METHYL METHACRYLATE-ISOBUTYL METHACRYLATE COPOLYMER AND METHYL METHACRYLATE-ETHYL METHACRYLATE COPOLYMER AND THE REMAINDER BEING (B) A COPOLYMER OF AN ACRYLATE SELECTED FROM THE GROUP CONSISTING OF METHOXYETHYL ACRYLATE, BUTOXYETHYL ACRYLATE AND ETHYL ACRYLATE WITH METHYL METHACRYLATE, SAID ACRYLATE COMPONENT OF THE ACRYLATE COPOLYMER BEING PRESENT IN AN AMOUNT OF FROM AT LEAST ABOUT 7.5% AND UP TO 20% BY WEIGHT OF SAID ACRYLATE COPOLYMER, SAID COPOLYMER BEING PRESENT IN SAID MIXTURE OF FINELY DIVIDLED RESIN SOLIDS, WHERLEBY SAID COMPOSITION HAS A REDUCED SOLVATION TIME.
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) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |