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US3759809A
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Radiation curable compositions comprising an isocyanate modified polyfunctional ester and a photoinitiator
Assignee: Sun Chemical Corp
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Filing: 1972-11-14
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Granted: 1973-09-18
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Expires: 1992-11-14
Abstract
Abstract A RADIATION-CURABLE COMPOSITION COMPRISES AT LEAST ONE ISOCYANTAE-MODIFIED POLYFUNCTIONAL ESTER HAVING A HYDROXYL VALUE OF ABOUT 15-70 AND AT LEAST ONE PHOTOINITIATOR.
Inventors
- 👤 D Carlick
- 👤 F Marra
- 👤 G Sprenger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:27
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/027; C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/67; C08G18/675
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-17 | 1977-03-19 | 1977-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-17 | 1981-03-19 | 1981-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-17 | 1985-03-19 | 1985-09-18 | $7700.00 | Window Closed / Lapsed |