Patent US3098690A successfully refreshed from Google Patents.
US3098690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process fok union dyeing of acryloni-
Assignee: —
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Filing: —
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Granted: 1963-07-23
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Expires: 1980-07-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:17
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/34; D06P3/52; D06P3/54; D01; D01F; D01F6/00; D01F6/02; D01F6/18; D01F6/44; D01F6/54; D01F6/88; D01F6/90; D06P1/00; D06P1/44; D06P1/52; D06P1/5207; D06P1/5214; D06P1/5242; D06P3/02; D06P3/04; D06P3/24; D06P3/82; D06P3/8204; Y; Y10; Y10S; Y10S8/00; Y10S8/90; Y10S8/901; Y10S8/906; Y10S8/907; Y10S8/916; Y10S8/917; Y10S8/92; Y10S8/924
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A METHOD OF UNION DYEING BLENDS OF FIBERS COMPRISING ACRYLONITRILE FIBERS OF BLENDED POLYMERS CONTAINING AT LEAST 80% BY WEIGHT ACRYLONITRILE IN POLYMERIC FORM AND FROM 2 TO 10% OF A VINYLPYRIDINE-IN POLYMERIC FORM WITH OTHER BASIC NITROGENEOUS FIBERS SELECTED FROM THE GROUP CONSISTING OF WOOL FIBERS, REGENERATED PROTEIN FIBERS, POLYAMIDE FIBERS, AND MIXTURES THEREOF WHICH COMPRISES SUBJECTING THE BLEND TO THE ACTION OF A DYEBATH CONTAINING A WOOL DYE SELECTED FROM THE GROUP CONSISTING OF LEVEL DYEING ACID DYES, CHROME DYES, METALLIZED ACID DYES, WEAK ACID DYES, AND PRE-METALLIZED NEUTRAL DYES, SULPHURIC ACID, A CATIONIC SURFACE ACTIVE AGENT AND A NON-IONIC SURFACE ACTIVE AGENT SELECTED FROM THE GROUP CONSISTING OF CONDENSATION PRODUCTS OF POLYGLYCOLS WITH HIGHER FATTY ACIDS, CONDENSATION PRODUCTS OF POLYGLYCOLS WITH HIGHER FATTY ALCOHOLS, CONDENSATION PRODUCTS OF POLYGLYCOLS WITH AMIDES OF HIGHER FATTY ACIDS, AND CONDENSATION PRODUCTS OF POLYGLYCOLS WITH LONG-CHAIN ALKYL SUBSTITUTED PHENOLS.
Claim 2
Independent Claim
147 words
A METHOD OF UNION DYEING BLENDS OF FIBERS COMPRISING ACRYLONITRILE FIBERS OF BLENDED POLYMERS CONTAINING AT LEAST 80% BY WEIGHT ACRYLONITRILE IN POLYMERIC FORM AND FROM 2 TO 10% OF A VINYLPYRIDINE-IN POLYMERIC FORM WITH OTHER BASIC NITROGENEOUS FIBERS SELECTED FROM THE GROUP CONSISTING OF WOOL FIBERS, REGENERATED PROTEIN FIBERS, POLYAMIDE FIBERS, AND MIXTURES THEREOF WHICH COMPRISES SUBJECTING THE BLEND TO THE ACTION OF A DYEBATH CONTAINING A WOOL DYE SELECTED FROM THE GROUP CONSISTING OF LEVEL DYEING ACID DYES, CHROME DYES, METALLIZED ACID DYES, WEAK ACID DYES, AND PRE-METALLIZED NEUTRAL DYES, SULPHURIC ACID, A CATIONIC SURFACE ACTIVE AGENT AND A NON-IONIC SURFACE ACTIVE AGENT SELECTED FROM THE GROUP CONSISTING OF CONDENSATION PRODUCTS OF POLYGLYCOLS WITH HIGHER FATTY ACIDS, CONDENSATION PRODUCTS OF POLYGLYCOLS WITH HIGHER FATTY ALCOHOLS, CONDENSATION PRODUCTS OF POLYGLYCOLS WITH AMIDES OF HIGHER FATTY ACIDS, AND CONDENSATION PRODUCTS OF POLYGLYCOLS WITH LONG-CHAIN ALKYL SUBSTITUTED PHENOLS.
References Cited (Backward Citations)
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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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |