US2690953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fugitive tinting of nylon fibers
Assignee: Milliken Research Corp
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Filing: 1950-12-28
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Granted: 1954-10-05
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Expires: 1970-12-28
Abstract
No abstract record available.
Inventors
- 👤 John E Livak
- 👤 Hagan Lamont
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:04
CPC Classifications
D; D06; D06P; D06P5/00; D06P5/13; D06P5/138; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917; Y10S8/92; Y10S8/924
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A METHOD FOR FUGITIVELY TINTING NYLON TEXTILE MATERIALS IN WHICH SAID MATERIALS ARE SUBJECTED TO STEAMING AFTER TINTING, WHICH COMPRISES SUBJECTING THE TEXTILE MATERIALS TO AN AQUEOUS ATLKALINE SOLUTION CONTAINING AN ALKALINE EARTH METAL SALT OF A MONOHYDRIC PHTHALEIN AS THE TINTING AGENT, AND A AUMECTANT NON-REACTIVE WITH SAID PHTHALEIN SALTS AND SAID TEXTILE MATERIALS, AND SAID HUMECTANT COMPRISING A POLYHYDRIC ALCOHOLIC COMPOUND, THE SOLUTION BEING AT A PH OF ABOVE 8, SAID TINTING AGENT BEING ADAPTED TO BE COMPLETELY REMOVED FROM SAID TEXTILE MATERIAL BY A CONVENTIONAL SOAP AND WATER SCOUR.
Claim 2
Independent Claim
92 words
A METHOD FOR FUGITIVELY TINTING NYLON TEXTILE MATERIALS IN WHICH SAID MATERIALS ARE SUBJECTED TO STEAMING AFTER TINTING, WHICH COMPRISES SUBJECTING THE TEXTILE MATERIALS TO AN AQUEOUS ATLKALINE SOLUTION CONTAINING AN ALKALINE EARTH METAL SALT OF A MONOHYDRIC PHTHALEIN AS THE TINTING AGENT, AND A AUMECTANT NON-REACTIVE WITH SAID PHTHALEIN SALTS AND SAID TEXTILE MATERIALS, AND SAID HUMECTANT COMPRISING A POLYHYDRIC ALCOHOLIC COMPOUND, THE SOLUTION BEING AT A PH OF ABOVE 8, SAID TINTING AGENT BEING ADAPTED TO BE COMPLETELY REMOVED FROM SAID TEXTILE MATERIAL BY A CONVENTIONAL SOAP AND WATER SCOUR.
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) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |