US3445177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discharge printing a direct-dye dyed haloalkanol crosslinked cellulose fabric and creaseproofing with an aminoplast
Assignee: Deering Milliken Research Corp
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Filing: 1963-06-20
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Granted: 1969-05-20
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Expires: 1983-06-20
Abstract
No abstract record available.
Inventors
- 👤 James H Mckesson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:32
CPC Classifications
D; D06; D06P; D06P5/00; D06P5/15; D06P5/155; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/918
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A PROCESS FOR THE PREPARATION OF A DISCHARGE PRINTED CELLULOSIC FABRIC HAVING AN IMPROVED CONFIGURATIONAL MEMORY COMPRISING THE STEPS OF DYEING SAID FABRIC WITH A DIRECT DYE AS A GROUND SHADE, CONTACTING SAID DYED FABRIC UNDER AQUEOUS ALKALINE CONDITIONS WITH A SHORT CHAIN HALOGENATED HYDROXYALKANE CROSS-LINKING AGENT, DISCHARGE PRINTING THE CROSS-LINKED CELLUOSIC FABRIC WITH A MIXTURE INCLUDING A SULFUR SALT REDUCING AGENT AND THEN IMPREGNATING THE PRINTED FABRIC WITH AN ACID CATALYZED AMINOPLAST HAVING A MOLECULAR WEIGHT NOT GREATER THAN 1,000 AND CURING SAID AMINOPLAST.
Claim 2
Dependent Claim
85 words
A PROCESS FOR THE PREPARATION OF A DISCHARGE PRINTED CELLULOSIC FABRIC HAVING AN IMPROVED CONFIGURATIONAL MEMORY COMPRISING THE STEPS OF DYEING SAID FABRIC WITH A DIRECT DYE AS A GROUND SHADE, CONTACTING SAID DYED FABRIC UNDER AQUEOUS ALKALINE CONDITIONS WITH A SHORT CHAIN HALOGENATED HYDROXYALKANE CROSS-LINKING AGENT, DISCHARGE PRINTING THE CROSS-LINKED CELLUOSIC FABRIC WITH A MIXTURE INCLUDING A SULFUR SALT REDUCING AGENT AND THEN IMPREGNATING THE PRINTED FABRIC WITH AN ACID CATALYZED AMINOPLAST HAVING A MOLECULAR WEIGHT NOT GREATER THAN 1,000 AND CURING SAID AMINOPLAST.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-19 | 1972-11-18 | 1973-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-19 | 1976-11-18 | 1977-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-19 | 1980-11-18 | 1981-05-20 | $7700.00 | Window Closed / Lapsed |