Patent FR2606345A2 successfully refreshed from Google Patents.
Patent US3002940A successfully refreshed from Google Patents.
US3002940A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Styrene-butadiene latex paint containing soluble and insoluble thickener resins and suspending agents
Assignee: Goodrich Corp
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Filing: 1956-05-16
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Granted: 1961-10-03
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Expires: 1976-05-16
Abstract
No abstract record available.
Inventors
- 👤 John A Holloway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:59
CPC Classifications
C; C09; C09D; C09D125/00; C09D125/02; C09D125/04; C09D125/08; C09D125/10; C09D135/00; C09D5/00; C09D5/02; C09D5/024
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A LATEX PAINT COMPRISING AN AQUEOUS DISPERSION OF A SYNTHETIC COPOLYMER OF 60 TO 67% STYRENE AND 33 TO 40% BUTADIENE AS A BINDER MATERIAL THICKENED AND SUSPENSION-STABILIZED WITH FROM 0.1 TO ABOUT 2% BY WEIGHT, BASED ON THE TOTAL WEIGHT OF SAID PAINT, OF A MIXTURE COMPRISING (1) AN INSOLUBLE MONOVALENT SALT OF A MEMBER OF THE CLASS CONSISTING OF A PARTIAL ESTER AND A PARTIAL AMIDE OF AN ANHYDRIDE INTERPOLYMER IN WHICH FROM ABOUT 5 TO ABOUT 50% OF THE ANHYDRIDE HAS BEEN NEUTRALIZED BY REACTION WITH A MEMBER OF THE CLASS CONSISTING OF MONOHYDRIC ALCOHOLS AND MONOAMINES CONTAINING FROM 1 TO 8 CARBON ATOMS, SAID INTERPOLYMER BEING PREPARED BY THE POLYMERIZATION OF A MONOMERIC MIXTURE CONTAINING (A) AN ALPHA-BETA UNSATURATED POLYCARBOXYLIC ACID ANHYDRIDE OF THE FORMULA
Claim 2
Dependent Claim
129 words
A LATEX PAINT COMPRISING AN AQUEOUS DISPERSION OF A SYNTHETIC COPOLYMER OF 60 TO 67% STYRENE AND 33 TO 40% BUTADIENE AS A BINDER MATERIAL THICKENED AND SUSPENSION-STABILIZED WITH FROM 0.1 TO ABOUT 2% BY WEIGHT, BASED ON THE TOTAL WEIGHT OF SAID PAINT, OF A MIXTURE COMPRISING (1) AN INSOLUBLE MONOVALENT SALT OF A MEMBER OF THE CLASS CONSISTING OF A PARTIAL ESTER AND A PARTIAL AMIDE OF AN ANHYDRIDE INTERPOLYMER IN WHICH FROM ABOUT 5 TO ABOUT 50% OF THE ANHYDRIDE HAS BEEN NEUTRALIZED BY REACTION WITH A MEMBER OF THE CLASS CONSISTING OF MONOHYDRIC ALCOHOLS AND MONOAMINES CONTAINING FROM 1 TO 8 CARBON ATOMS, SAID INTERPOLYMER BEING PREPARED BY THE POLYMERIZATION OF A MONOMERIC MIXTURE CONTAINING (A) AN ALPHA-BETA UNSATURATED POLYCARBOXYLIC ACID ANHYDRIDE OF THE FORMULA
References Cited (Backward Citations)
US1976679A
Cited
GB632174A
Cited
US2490677A
Cited
US2621169A
Cited
US2798053A
Cited
US2864803A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |