US2920975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fugitive coloration
Assignee: Deering Milliken Research Corp
•
Filing: 1955-11-03
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Granted: 1960-01-12
•
Expires: 1975-11-03
Abstract
No abstract record available.
Inventors
- 👤 John E Livak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:06
CPC Classifications
D; D06; D06P; D06P5/00; D06P5/13; D06P5/138
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
AS A NEW COMPOSITION, AN AQUEOUS DISPERSION OF AN ULTRAMARINE PIGMENT COMPRISING FROM ABOUT 25% TO 75%, BY WEIGHT OF THE ULTRAMARINE PIGMENT, OF A WATER SOLUBLE SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM SULFATE, SODIUM SILICATE, SODIUM SULFITE AND SODIUM FORMATE, AND FROM ABOUT 50% TO 200%, BY WEIGHT OF THE ULTRAMARINE PIGMENT, OF A FATTY ACID-SODIUM SOAP.
Claim 2
Dependent Claim
60 words
AS A NEW COMPOSITION, AN AQUEOUS DISPERSION OF AN ULTRAMARINE PIGMENT COMPRISING FROM ABOUT 25% TO 75%, BY WEIGHT OF THE ULTRAMARINE PIGMENT, OF A WATER SOLUBLE SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM SULFATE, SODIUM SILICATE, SODIUM SULFITE AND SODIUM FORMATE, AND FROM ABOUT 50% TO 200%, BY WEIGHT OF THE ULTRAMARINE PIGMENT, OF A FATTY ACID-SODIUM SOAP.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-11 | 1963-07-13 | 1964-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-11 | 1967-07-13 | 1968-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-11 | 1971-07-13 | 1972-01-12 | $7700.00 | Window Closed / Lapsed |