US3158434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vat dyes and dyeings with tetraalkylbutyne diols
Assignee: Honeywell International Inc
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Filing: 1961-06-22
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Granted: 1964-11-24
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Expires: 1981-06-22
Abstract
No abstract record available.
Inventors
- 👤 Maurice H Fleysher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:45
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/64; D06P1/651; D06P1/65106; D06P1/65118; C; C09; C09B; C09B67/00; C09B67/0071; C09B67/0077
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A VAT DYE COMPOSITON CONTAINING A MIXTURE OF (A) A WATER-INSOLUBLE VAT DYE IN THE FORM OF FINELY DIVIDED SOLID PARTICLES IN AN AQUEOUS MEDIUM, AND (B) AS AN INHIBITOR OF MIGRATION OF SAID PARTICLES WHEN SAID MIXTURE IS APPLIED TO A FABRIC AND THEN HEATED TO REMOVE WATER, A SMALL AMOUNT OF A WATER-SOLUBLE 1,1,4,4-TETRAALKYL-BUTYNE-1,4-DIOL, THE AMOUNT OF SAID DIOL BEING AT LEAST 1 PART PER 100 PARTS OF VAT DYE, BY WEIGHT.
Claim 2
Dependent Claim
74 words
A VAT DYE COMPOSITON CONTAINING A MIXTURE OF (A) A WATER-INSOLUBLE VAT DYE IN THE FORM OF FINELY DIVIDED SOLID PARTICLES IN AN AQUEOUS MEDIUM, AND (B) AS AN INHIBITOR OF MIGRATION OF SAID PARTICLES WHEN SAID MIXTURE IS APPLIED TO A FABRIC AND THEN HEATED TO REMOVE WATER, A SMALL AMOUNT OF A WATER-SOLUBLE 1,1,4,4-TETRAALKYL-BUTYNE-1,4-DIOL, THE AMOUNT OF SAID DIOL BEING AT LEAST 1 PART PER 100 PARTS OF VAT DYE, BY WEIGHT.
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) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |