US2866711A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbon paper inks and method for making same
Assignee: Moore Business Forms Inc
•
Filing: 1956-03-30
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Granted: 1958-12-30
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Expires: 1976-03-30
Abstract
No abstract record available.
Inventors
- 👤 Donald M Hart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:55
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/10; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31663; Y10T428/31801; Y10T428/31804; Y10T428/31808
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A CARBON PAPER COATING COMPOSITION CONSISTING ESSENTIALLY OF 15-30% OF A NON-DRYING LIQUID OIL; 0-5% OF AN INTERFACE MODIFIER, 6-25% OF A HARD WAX, A COLORING AGENT SELECTED FROM THE GROUP CONSISTING OF A DYE IN THE AMOUNT OF 6-12% AND A PIGMENT IN THE AMOUNT OF 18-35%, 0-45% OF A FILLER, AND 1-10% OF DIMETHYL SILICONE FLUID HAVING A VISCOSITY IN THE RANGE OF 20-100,000 CENTISTOKES AT 25*C.
Claim 2
Dependent Claim
69 words
A CARBON PAPER COATING COMPOSITION CONSISTING ESSENTIALLY OF 15-30% OF A NON-DRYING LIQUID OIL; 0-5% OF AN INTERFACE MODIFIER, 6-25% OF A HARD WAX, A COLORING AGENT SELECTED FROM THE GROUP CONSISTING OF A DYE IN THE AMOUNT OF 6-12% AND A PIGMENT IN THE AMOUNT OF 18-35%, 0-45% OF A FILLER, AND 1-10% OF DIMETHYL SILICONE FLUID HAVING A VISCOSITY IN THE RANGE OF 20-100,000 CENTISTOKES AT 25*C.
References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |