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US2417293A
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Molecularly oriented copolymers of acrylonitrile, a vinyl aryl compound, and acrylicesters or vinyl ethers
Assignee: Pro Phy Lac Tic Brush Co
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Filing: 1944-02-25
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Granted: 1947-03-11
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Expires: 1964-02-25
Abstract
No abstract record available.
Inventors
- 👤 Alelio Gaetano F D
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:30
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/32; Y; Y10; Y10S; Y10S264/00; Y10S264/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2123599A
Cited
GB387976A
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US1929453A
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US2238730A
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GB519788A
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US2367493A
Cited
US2360876A
Cited
US2359103A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-03-10 | 1950-09-09 | 1951-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-03-10 | 1954-09-09 | 1955-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-03-10 | 1958-09-09 | 1959-03-11 | $7700.00 | Window Closed / Lapsed |