Patent US2537019A successfully refreshed from Google Patents.
US2537019A
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US
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Coating compositions
Assignee: Monsanto Chemicals Ltd
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Filing: 1948-05-29
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Granted: 1951-01-09
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Expires: 1968-05-29
Abstract
No abstract record available.
Inventors
- 👤 Gerald R Barrett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:04
CPC Classifications
C; C09; C09D; C09D135/00; C09D135/02; C08; C08L; C08L61/00; C08L61/20; C08L61/22; C08L61/24; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31688; Y10T428/31692; Y10T428/31696; Y10T428/31855; Y10T428/31859; Y10T428/31862; Y10T428/3188; Y10T428/31895; Y10T428/31906; Y10T428/31935
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A COATING COMPOSITION FOR FLEXIBLE AND NONFLEXIBLE BASE MATERIALS COMPRISING AS ESSENTIAL FILM-FORMING MATERIALS (1) A COPOLYMER CONSISTING OF THE COPOLYMERIZATION PRODUCT OF A SECONDARY ALKYL HALF ESTER OF AN ETHYLENE A,B DICARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF MALEIC AND FUMARIC ACIDS, IN WHICH THE ALKYL GROUP CONTAINS FROM 4 TO 12 CARBON ATOMS, AND A POLYMERIZABLE VINYL COMPOUND HAVING THE STRUCTURAL FORMULA: R-CH=CH2, WHERE R IS A RADICAL SELECTED FROM THE GROUP CONSISTING OF PHENYL, HALOGEN SUBSTITUTED PHENYL AND METHYL SUBSTITUTED PHENYL RADICALS, SAID DICARBOXYLIC COMPOUND AND SAID VINYL COMPOUND BEING COPOLYMERIZED IN A MOLAL RATIO OF ABOUT 1:1 TO 1:2, AND (2) AN AMINOALDEHYDE THERMOSETTING RESIN SELECTED FROM THE GROUP CONSISTING OF UREA-FORMALDEHYDE, ALKYLATED UREA-FORMALDEHYDE, MELAMINE-FORMALDEHYDE AND ALKYLATED MELAMINE-FORMALDEHYDE RESINS, SAID COPOLYMER CONSITITUTING A MAJOR PROPORTION AND SAID THERMOSETTING RESIN CONTITUTING A MINOR PROPORTION OF SAID ESSENTIAL FILM FORMING MATERIALS; AND A SOLVENT FOR THE FOREGOING INGREDIENTS.
Claim 2
Dependent Claim
151 words
A COATING COMPOSITION FOR FLEXIBLE AND NONFLEXIBLE BASE MATERIALS COMPRISING AS ESSENTIAL FILM-FORMING MATERIALS (1) A COPOLYMER CONSISTING OF THE COPOLYMERIZATION PRODUCT OF A SECONDARY ALKYL HALF ESTER OF AN ETHYLENE A,B DICARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF MALEIC AND FUMARIC ACIDS, IN WHICH THE ALKYL GROUP CONTAINS FROM 4 TO 12 CARBON ATOMS, AND A POLYMERIZABLE VINYL COMPOUND HAVING THE STRUCTURAL FORMULA: R-CH=CH2, WHERE R IS A RADICAL SELECTED FROM THE GROUP CONSISTING OF PHENYL, HALOGEN SUBSTITUTED PHENYL AND METHYL SUBSTITUTED PHENYL RADICALS, SAID DICARBOXYLIC COMPOUND AND SAID VINYL COMPOUND BEING COPOLYMERIZED IN A MOLAL RATIO OF ABOUT 1:1 TO 1:2, AND (2) AN AMINOALDEHYDE THERMOSETTING RESIN SELECTED FROM THE GROUP CONSISTING OF UREA-FORMALDEHYDE, ALKYLATED UREA-FORMALDEHYDE, MELAMINE-FORMALDEHYDE AND ALKYLATED MELAMINE-FORMALDEHYDE RESINS, SAID COPOLYMER CONSITITUTING A MAJOR PROPORTION AND SAID THERMOSETTING RESIN CONTITUTING A MINOR PROPORTION OF SAID ESSENTIAL FILM FORMING MATERIALS; AND A SOLVENT FOR THE FOREGOING INGREDIENTS.
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) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |