US3287294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkylolated acrylamide interpolymers comprising vinyl stearate
Assignee: De Soto Chemical Coatings Inc
•
Filing: 1961-12-11
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Granted: 1966-11-22
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Expires: 1981-12-11
Abstract
No abstract record available.
Inventors
- 👤 Sekmakas Kazys
- 👤 Ragas Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:28
CPC Classifications
C; C08; C08F; C08F212/00; C08F212/02; C08F212/04; C08F212/06; C08F212/08; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08F220/14; C08F8/00; C08F8/02; C09; C09D; C09D133/00; C09D133/24; C09D133/26; C08F2800/00; C08F2800/20; C08F2810/00; C08F2810/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
AN ORGANIC SOLVENT-SOLUBLE, HEAT-HARDENABLE RESINOUS INTERPOLYMER COMPRISING: (A) AN AMIDE OF AN ETHYLENICALLY UNSATURATED CARBOXYLIC ACID; (B) VINYL STEARATE; AND (C) AT LEAST ONE OTHER ETHYLENICALLY UNSATURATED COMPOUND COPOLYMERIZABLE WITH SAID AMIDE AND SAID VINYL STEARATE; SAID INTERPOLYMER HAVING AMIDO HYDROGEN ATOMS REPLACED BY THE STRUCTURE
Claim 2
Dependent Claim
46 words
AN ORGANIC SOLVENT-SOLUBLE, HEAT-HARDENABLE RESINOUS INTERPOLYMER COMPRISING: (A) AN AMIDE OF AN ETHYLENICALLY UNSATURATED CARBOXYLIC ACID; (B) VINYL STEARATE; AND (C) AT LEAST ONE OTHER ETHYLENICALLY UNSATURATED COMPOUND COPOLYMERIZABLE WITH SAID AMIDE AND SAID VINYL STEARATE; SAID INTERPOLYMER HAVING AMIDO HYDROGEN ATOMS REPLACED BY THE STRUCTURE
References Cited (Backward Citations)
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Cited
US2870117A
Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |