Patent FR2489293A1 successfully refreshed from Google Patents.
US2470752A
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US
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Interpolymer produced from polyhydric alcohol, polybasic acid, and interpolymer of monovinylaromatic compound, olefinic acid, and drying oil or oil fatty acid
Assignee: AREO Co
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Filing: 1947-06-02
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Granted: 1949-05-24
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Expires: 1967-06-02
Abstract
No abstract record available.
Inventors
- 👤 Edward G Bobalck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:24
CPC Classifications
C; C08; C08F; C08F212/00; C08F212/02; C08F212/04; C08F212/06; C08F212/08; C09; C09D; C09D125/00; C09D125/02; C09D125/04; C09D125/08; C09D125/14; C08F220/00; C08F220/02; C08F220/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2407479A
Cited
US2276176A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-23 | 1952-11-22 | 1953-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-23 | 1956-11-22 | 1957-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-23 | 1960-11-22 | 1961-05-24 | $7700.00 | Window Closed / Lapsed |