US2866767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition containing copolymer of ethylencially unsaturated compounds and a diglycidyl ester of a dicarboxylic acid and process of making same
Assignee: EIDP Inc
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Filing: 1955-07-20
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Granted: 1958-12-30
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Expires: 1975-07-20
Abstract
No abstract record available.
Inventors
- 👤 James C Fang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:48
CPC Classifications
C; C09; C09D; C09D125/00; C09D125/02; C09D125/04; C09D125/08; C09D133/00; C09D133/04; C09D133/06; C09D133/10; C09D133/12; C09D163/00; C08; C08L; C08L63/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A LIQUID COATING COMPOSITION COMPRISING (1) A COPOLYMER OF (A) AN ETHYLENICALLY UNSATURATED COMPOUND OF THE CLASS CONSISTING OF STYRENE AND METHYL METHACRYLATE AND (B) AN ETHYLENICALLY UNSATURATED COMPOUND OF THE CLASS CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID, (2) A DIGLYCIDYL ESTER OF A SATURATED STRAIGHT CHAIN ALIPHATIC DICARBOXYLIC ACID CONTAINING 5-10 CARBON ATOMS PER MOLECULE, AND (3) VOLATILE ORGANIC SOLVENT FOR SAID COPOLYMER AND SAID DIGLYCIDYL ESTER, THE MOLAR RATIO OF (A) TO (B) IN SAID COPOLYMER BEING BETWEEN 7:1 AND 2.5:1, AND SAID DIGLYCIDYL ESTER BEING PRESENT IN THE AMOUNT OF 0.3-1.0 MOL PER MOL OF (B).
Claim 2
Dependent Claim
100 words
A LIQUID COATING COMPOSITION COMPRISING (1) A COPOLYMER OF (A) AN ETHYLENICALLY UNSATURATED COMPOUND OF THE CLASS CONSISTING OF STYRENE AND METHYL METHACRYLATE AND (B) AN ETHYLENICALLY UNSATURATED COMPOUND OF THE CLASS CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID, (2) A DIGLYCIDYL ESTER OF A SATURATED STRAIGHT CHAIN ALIPHATIC DICARBOXYLIC ACID CONTAINING 5-10 CARBON ATOMS PER MOLECULE, AND (3) VOLATILE ORGANIC SOLVENT FOR SAID COPOLYMER AND SAID DIGLYCIDYL ESTER, THE MOLAR RATIO OF (A) TO (B) IN SAID COPOLYMER BEING BETWEEN 7:1 AND 2.5:1, AND SAID DIGLYCIDYL ESTER BEING PRESENT IN THE AMOUNT OF 0.3-1.0 MOL PER MOL OF (B).
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) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |