US3097908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dyeings and prints possessing fastness to wet processing and their manufacture on cellulose materials and protein fibers
Assignee: Hoechst AG
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Filing: 1960-07-26
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Granted: 1963-07-16
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Expires: 1980-07-26
Abstract
No abstract record available.
Inventors
- 👤 Jellinek Karl
- 👤 Hegedus Thomas
- 👤 Bartl Hugo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:56
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/30; D06P1/305; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917; Y10S8/918
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
THE PROCESS FOR PROCUDING WET-FAST DYEING AND PRINTS ON SHAPED ARTICLES OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF CELLULOSE AND NATIVE PROTEIN AND MIXTURES THEREOF WHICH COMPRISES TREATING SAID SHAPED ARTICLES WITH DISPERSED ELEMENTARY SULFUR AND A WATER-SOLUBLE ORGANIC DYESTUFF SELECTED FROM THE GROUP CONSISTING OF PHTHALOCYANINE DYESTUFFS, METAL-PHTHALOCYANINE DYESTUFFS, AZO-DYESTUFFS AND PYRAZOLONE-DUESTUFFS CONTAINING AT LEAST ONE THIOSULFURIC ACID GROUP BOUND TO A CARBON ATOM OF AN AROMATIC NUCLEUS THEREOF THROUGH A MEMBER OF THE GROUP CONSITING OF -CH2-, -SO2-NH-LOWER ALKYLENE,
Claim 2
Dependent Claim
83 words
THE PROCESS FOR PROCUDING WET-FAST DYEING AND PRINTS ON SHAPED ARTICLES OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF CELLULOSE AND NATIVE PROTEIN AND MIXTURES THEREOF WHICH COMPRISES TREATING SAID SHAPED ARTICLES WITH DISPERSED ELEMENTARY SULFUR AND A WATER-SOLUBLE ORGANIC DYESTUFF SELECTED FROM THE GROUP CONSISTING OF PHTHALOCYANINE DYESTUFFS, METAL-PHTHALOCYANINE DYESTUFFS, AZO-DYESTUFFS AND PYRAZOLONE-DUESTUFFS CONTAINING AT LEAST ONE THIOSULFURIC ACID GROUP BOUND TO A CARBON ATOM OF AN AROMATIC NUCLEUS THEREOF THROUGH A MEMBER OF THE GROUP CONSITING OF -CH2-, -SO2-NH-LOWER ALKYLENE,
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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |