Patent US2906724A successfully refreshed from Google Patents.
US2906724A
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Composition containing polymethylol melamine and an ammonium salt of a copolymer of an unsaturated monocarboxylic acid and an alkyl ester of such an acid
Assignee: Wyeth Holdings LLC
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Filing: 1957-03-21
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Granted: 1959-09-29
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Expires: 1977-03-21
Abstract
No abstract record available.
Inventors
- 👤 Jr John H Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:12
CPC Classifications
C; C08; C08L; C08L61/00; C08L61/20; C08L61/26; C08L61/28; C09; C09D; C09D133/00; C09D133/04; C09D133/06; C09D133/062; C09D133/064; C09D5/00; C09D5/44; C09D5/4407; C09D5/4411; C08L61/32; Y; Y10; Y10S; Y10S260/00; Y10S260/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A COMPOSITION OF MATTER CAPABLE OF PRODUCING GLOSSY, CONTINUOUS FILMS COMPRISING A MIXTURE OF (1) 50% TO 10% BY WEIGHT OF A WATER-SOLUBLE POTENTIALLY THERMOSETTING POLYMETHYL ETHER OF A POLYMETHYLOL MELAMINE AND (2) 50% TO 90% BY WEIGHT OF A WATER-SOLUBLE AMMONIUM SALT OF A COPOLYMER COMPRISING (A) 5% TO 50% BY WEIGHT OF AN ETHYLENICALLY UNSATURATED CARBOXYLIC ACID AND (B) 50% TO 95% BY WEIGHT OF AN ALKYL ESTER OF AN ALPHA, BETA-ETHYLENICALLY UNSATURATED MONOCARBOXYLIC ACID.
Claim 2
Dependent Claim
77 words
A COMPOSITION OF MATTER CAPABLE OF PRODUCING GLOSSY, CONTINUOUS FILMS COMPRISING A MIXTURE OF (1) 50% TO 10% BY WEIGHT OF A WATER-SOLUBLE POTENTIALLY THERMOSETTING POLYMETHYL ETHER OF A POLYMETHYLOL MELAMINE AND (2) 50% TO 90% BY WEIGHT OF A WATER-SOLUBLE AMMONIUM SALT OF A COPOLYMER COMPRISING (A) 5% TO 50% BY WEIGHT OF AN ETHYLENICALLY UNSATURATED CARBOXYLIC ACID AND (B) 50% TO 95% BY WEIGHT OF AN ALKYL ESTER OF AN ALPHA, BETA-ETHYLENICALLY UNSATURATED MONOCARBOXYLIC ACID.
References Cited (Backward Citations)
US2469408A
Cited
US2653140A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-28 | 1963-03-30 | 1963-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-28 | 1967-03-30 | 1967-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-28 | 1971-03-30 | 1971-09-29 | $7700.00 | Window Closed / Lapsed |