US3759850A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lacquer emulsion composition for lithographic plates
Assignee: BASF Corp
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Filing: 1971-05-14
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Granted: 1973-09-18
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Expires: 1991-05-14
Abstract
Abstract A LACQUER EMULSION COMPOSITION FOR LITHOGRAPHIC PLATES WHICH HAS THE FOLLOWING PREFERRED COMPOSITION BY WEIGHT: 14* BAUM''EAQUEOUS GUM ARABIC SOLUTION 50.00 ETHYLENE GLYCOL 5.00 PHOSPHORIC ACID 85% 4.00 FUMED SILICA (CAB-O-SIL) 1.00 WATER 9.90 TWEEN 60 SURFACTANT 0.10 CYCLOHEZANONE 25.35 CARBON BLACK 1.49 BAKELITE VYHH VINYL RESIN 3.16 100.00 ALSO, THE METHOD OF PREPARING THE COMPOSITION, AND THE METHOD OF PREPARING EXPOSED LITHOGRAPHIC PLATES FOR PRINTING COMPRISING APPLYING THE ABOVE COMPOSITION TO THE EXPOSED PLATE.
Inventors
- 👤 D Lehman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:36
CPC Classifications
B; B41; B41N; B41N3/00; B41N3/08; Y; Y10; Y10S; Y10S430/00; Y10S430/15
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 |