US3594209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ink transfer material and method for manufacture thereof
Assignee: Renker Belipa GmbH
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Filing: 1968-05-27
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Granted: 1971-07-20
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Expires: 1988-05-27
Abstract
Abstract D R A W I N G INK TRANSFER MATERIAL IS PRODUCED BY HEATING A MIXTURE OF AT LEAST A HARD AND A SOFT WAS IN A NON-POLAR OR WEAKLY POLAR ORGANIC LIQUID ALONG WITH A HIGH MOLECULAR WEIGHT BINDING AGENT. THE SOLUTION IS AGITATED AND COOLED BELOW 25*C. TO SEPARATE OUT 40% TO 70% OF THE WAX AS GEL PARTICLES AND AFTER PIGMENT MATERIAL IS ADDED THE DISPERSIOR/SOLUTION MIXUTRE IS APPLIED TO A CARRIER HAVING AT LEAST SURFACE ABOSRBENCY. THE LIQUID IS EXPELLED TO PRODUCE A CARBON PAPER FOR SINGLE USE WITH GREATER BLACKENING.
Inventors
- 👤 Horst H Kosche
- 👤 Ferdinand K Muller
- 👤 Karl-Heinz Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:56
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/10
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) | 1974-07-19 | 1975-01-18 | 1975-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-19 | 1979-01-18 | 1979-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-19 | 1983-01-18 | 1983-07-20 | $7700.00 | Window Closed / Lapsed |