US3429947A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermo-setting resinous compositions consisting of a copolymer of an ethylenically unsaturated dicarboxylic acid imide and a cross-linking agent
Assignee: UCB SA
•
Filing: 1966-02-02
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Granted: 1969-02-25
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Expires: 1986-02-02
Abstract
No abstract record available.
Inventors
- 👤 Cyrille Van Eygen
- 👤 Arthur Weerens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:33
CPC Classifications
C; C08; C08F; C08F291/00; C08F20/00; C08F20/02; C08F20/52; C08F22/00; C08F22/36; C08F8/00; C08F8/14; C08F8/34; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/4007; C08G59/4014; C08G59/4042; C09; C09D; C09D157/00; C09D157/04; C08F2800/00; C08F2800/20; C08F2810/00; C08F2810/20; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3222418A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |