Patent US3781214A successfully refreshed from Google Patents.
US3781214A
Expired / Lapsed
US
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Photopolymerizable printing ink
Assignee: DIC Corp
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Filing: 1971-11-23
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Granted: 1973-12-25
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Expires: 1991-11-23
Abstract
Abstract PHOTOPOLYMERIZABLE PRINTING INK WHICH IS CURED UNDER IRRADIATION OF ULTRAVIOLET RAYS AND IS CHARACTERIZED IN THAT THE SAME COMPRISES A PHOTOPOLYMERIZABLE, UNSATURATED COMPOUND OBTAINED BY THE REACTION OF (I) A HYDROXYL GROUP-CONTAINING, FATTY OIL-SOLUBLE COMPOUND WITH (II) A COMPOUND CONTAINING AN ISOCYANATE GROUP AND A PHOTOPOLYMERIZABLE, UNSATURATED BOND, AND A GLYCERIDE OF AN UNSATURATED FATTY ACID CONTAINING A CONJUGATED DOUBLE BOND, AS THE ESSENTIAL VEHICLE COMPONENTS.
Inventors
- 👤 Y Nemoto
- 👤 S Takahashi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:21
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/70; C08G18/81; C08G18/8141; C08G18/815; C08G18/8158; C08F; C08F283/00; C08F283/01; C08G18/28; C08G18/40; C08G18/42; C08G18/4288; C09; C09D; C09D11/00; C09D11/02; C09D11/10; C09D11/101
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) | 1976-12-24 | 1977-06-25 | 1977-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-24 | 1981-06-25 | 1981-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-24 | 1985-06-25 | 1985-12-25 | $7700.00 | Window Closed / Lapsed |