US3823110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymeric flexographic ink
Assignee: ChampionX LLC
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Filing: 1973-07-30
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Granted: 1974-07-09
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Expires: 1993-07-30
Abstract
Abstract A RAPID DRYING FLEXOGRAPHIC INK CONSISTING OF: (A) ABOUT 40% BY WEIGHT OF AN INORGANIC PIGMENT; 8B) 40-45% BY WEIGHT OF A POLYMER SOLUTION/EMULSION CONSISTING OF A STYRENE/BUTADIENE/ACROLEIN/ACRYLIC ACID (SBAA) TETRAPOLYMER (30-40% BY WEIGHT SOLIDS) CONTAINING AS A PRESISPERSANT ADDITIVE 5-15% BY WEIGHT OF A POLYACRYLATE; AND (C) THE BALANCE INERT DILUENT SELECTED FROM THE GROUP CONSISTING OF WATER AND LOWER ALKANOLS.
Inventors
- 👤 D Epple
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:28
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/10; C09D11/106
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) | 1977-07-08 | 1978-01-07 | 1978-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-08 | 1982-01-07 | 1982-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-08 | 1986-01-07 | 1986-07-09 | $7700.00 | Window Closed / Lapsed |