US3281201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for dyeing of nylon fibers with premetallized and acid dyestuffs
Assignee: GAF Chemicals Corp
•
Filing: 1962-06-22
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Granted: 1966-10-25
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Expires: 1982-06-22
Abstract
No abstract record available.
Inventors
- 👤 Henry R Mautner
- 👤 William L Fickert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:34
CPC Classifications
D; D06; D06P; D06P5/00; D06P5/13; D06P5/138; D06P3/00; D06P3/02; D06P3/04; D06P3/24; D06P3/241; D06P3/245; Y; Y10; Y10S; Y10S8/00; Y10S8/907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A PROCESS FOR PRODUCING A LEVEL, WELL-PENETRATED DYEING ON NYLON MATERIAL WHICH COMPRISES DYEING SAID MATERIAL IN A DYEBATH CONSISTING ESSENTIALLY OF WATER, A WATER-SOLUBLE DYESTUFF SELECTED FROM THE GROUP CONSISTING OF ACID AND METALLIZED ACID DYESTUFFS AND A NONYLPHENOXY POLYOXYETHYLENE GLYCOL CONTAINING FROM 84-88 WEIGHT PERCENT COMBINED ETHYLENE OXIDE.
Claim 2
Dependent Claim
50 words
A PROCESS FOR PRODUCING A LEVEL, WELL-PENETRATED DYEING ON NYLON MATERIAL WHICH COMPRISES DYEING SAID MATERIAL IN A DYEBATH CONSISTING ESSENTIALLY OF WATER, A WATER-SOLUBLE DYESTUFF SELECTED FROM THE GROUP CONSISTING OF ACID AND METALLIZED ACID DYESTUFFS AND A NONYLPHENOXY POLYOXYETHYLENE GLYCOL CONTAINING FROM 84-88 WEIGHT PERCENT COMBINED ETHYLENE OXIDE.
References Cited (Backward Citations)
US2739868A
Cited
US2723178A
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US2743231A
Cited
US2828180A
Cited
US2915472A
Cited
US2952506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |