US3776864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transfer coating for carbon paper and the like
Assignee: Kee Lox Manuf Co
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Filing: 1971-11-01
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Granted: 1973-12-04
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Expires: 1991-11-01
Abstract
Abstract THERE ARE DISCLOSED FORMULATIONS FOR COATINGS FOR CARBOR PAPERS COMPRISING A PLASTIC BINDER, INK, AND A SOLVENT. THE PLASTIC BINDER IS COMPOSED OF A METHYL METHACRYLATE POLYMER, A MODIFYING RESIN, AND A PLASTICIZER. THE METHYL METHACRYLATE COMPRISES BETWEEN 15% AND 90% OF THE TOTAL RESIN CONTENT. THE INK IS COMPOSED OF OILS, COLORING MATERIALS, A SURFACE ACTIVE AGENT, AND A FILLER OR EXTENDER. THE MODIFYING RESIN IS COMPARTIBLE WITH THE ACRYLIC RESIN AND THE PLASTICIZER BUT INCOMPATIBLE WITH THE OILS USED IN THE INK.
Inventors
- 👤 W Woerner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:31
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/10; C; C08; C08L; C08L33/00; C08L33/04; C08L33/06; C08L33/10; C08L33/12; Y; Y10; Y10S; Y10S428/00; Y10S428/914; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31844; Y10T428/31848; Y10T428/31851; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31906
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) | 1976-12-03 | 1977-06-04 | 1977-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-03 | 1981-06-04 | 1981-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-03 | 1985-06-04 | 1985-12-04 | $7700.00 | Window Closed / Lapsed |