US3153564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispersing dispersed acetate dyes and a lignin sulfonate alkyl naphthalene sulfonate and sulfo carboxylic acid alkyl ester mixture therefor
Assignee: GAF Chemicals Corp
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Filing: 1962-01-25
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Granted: 1964-10-20
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Expires: 1982-01-25
Abstract
No abstract record available.
Inventors
- 👤 Jack F Morgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:46
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/62; D06P1/621; D06P1/622; C; C09; C09B; C09B67/00; C09B67/0071; C09B67/008; C09B67/0084; C09B67/0085; C09B67/0086; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03; Y10S516/04; Y10S8/00; Y10S8/905; Y10S8/908; Y10S8/91; Y10S8/911
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A DISPERSED DYE COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF ABOUT 100 PARTS BY WEIGHT OF AN INSOLUBLE DISPERSIBLE ACETATE-TYPE DYESTUFF AND AS A DISPERSING AGENT THEREFOR, A MIXTURE CONSISTING ESSENTIALLY OF 25 TO 150 PARTS OF A WATER-SOLUBLE LIGNISULFONATE DISPERSING AGENT, 0.5 TO 8 PARTS OF AN ALKYL NAPHTHALENE SULFONATE AND 0.5 TO 8 PARTS OF A DISPERSING AGENT SELECTED FROM THE GROUP CONSISTING OF THE ALKYL ESTERS OF SULFO ALKYL DI- AND TRICARBOXYLIC ACIDS.
Claim 2
Dependent Claim
76 words
A DISPERSED DYE COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF ABOUT 100 PARTS BY WEIGHT OF AN INSOLUBLE DISPERSIBLE ACETATE-TYPE DYESTUFF AND AS A DISPERSING AGENT THEREFOR, A MIXTURE CONSISTING ESSENTIALLY OF 25 TO 150 PARTS OF A WATER-SOLUBLE LIGNISULFONATE DISPERSING AGENT, 0.5 TO 8 PARTS OF AN ALKYL NAPHTHALENE SULFONATE AND 0.5 TO 8 PARTS OF A DISPERSING AGENT SELECTED FROM THE GROUP CONSISTING OF THE ALKYL ESTERS OF SULFO ALKYL DI- AND TRICARBOXYLIC ACIDS.
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) | 1967-10-20 | 1968-04-20 | 1968-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-20 | 1972-04-20 | 1972-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-20 | 1976-04-20 | 1976-10-20 | $7700.00 | Window Closed / Lapsed |