Patent US2537593A successfully refreshed from Google Patents.
US3074801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallic inks and pigment for use therein
Assignee: Interchemical Corp
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Filing: 1959-03-23
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Granted: 1963-01-22
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Expires: 1979-03-23
Abstract
No abstract record available.
Inventors
- 👤 Albert E Gessler
- 👤 William H Van Kirk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:50
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A HEAT-SETTING METALLIC INK WHICH CAN BE HEAT SET TO PRODUCE A METALLIC APPEARING FILM WHICH A METALLIC POWDER IS TIGHTLY BOUND TO A BASE, SAID INK CONSISTING ESSENTIALLY OF METALLIC POWDER, A VARNISH CONSISTING ESSENTIALLY OF A PETROLEUM HYDROCARBON HAVING A BOILING RANGE BETWEEN 425* AND 600* F., HAVING DISSSOLVED THEREIN A RESIN NON-REACTIVE WITH THE METALLIC POWDER, AN ALIPHATIC ALCOHOL CONTAINING FROM 6 TO 14 CARBON ATOMS AND FROM 2% TO 10% BY WEIGHT OF HYDRATED ALUMINA HAVING AN ULTIMATE PARTICLE SIZE OF LESS THAN 5 MILLIMICRONS AND BEING DISPERSIBLE IN THE VARNISH TO PRODUCE A SUBSTANTIALLY TRANSPARENT INK.
Claim 2
Dependent Claim
101 words
A HEAT-SETTING METALLIC INK WHICH CAN BE HEAT SET TO PRODUCE A METALLIC APPEARING FILM WHICH A METALLIC POWDER IS TIGHTLY BOUND TO A BASE, SAID INK CONSISTING ESSENTIALLY OF METALLIC POWDER, A VARNISH CONSISTING ESSENTIALLY OF A PETROLEUM HYDROCARBON HAVING A BOILING RANGE BETWEEN 425* AND 600* F., HAVING DISSSOLVED THEREIN A RESIN NON-REACTIVE WITH THE METALLIC POWDER, AN ALIPHATIC ALCOHOL CONTAINING FROM 6 TO 14 CARBON ATOMS AND FROM 2% TO 10% BY WEIGHT OF HYDRATED ALUMINA HAVING AN ULTIMATE PARTICLE SIZE OF LESS THAN 5 MILLIMICRONS AND BEING DISPERSIBLE IN THE VARNISH TO PRODUCE A SUBSTANTIALLY TRANSPARENT INK.
References Cited (Backward Citations)
US2357101A
Cited
US2434168A
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US2525279A
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US2549549A
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US2662027A
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US2944914A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |