US2593930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of printing fabrics with aryl sulfonhydrazides
Assignee: GAF Chemicals Corp
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Filing: 1951-09-20
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Granted: 1952-04-22
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Expires: 1971-09-20
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Sprung
- 👤 Willy A Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:04
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/02; D06P1/12; D06P1/127
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A PROCESS OF PRINTING AND DYEING TEXTILE FABRICS BY DEVELOPING AZO DYES ON THE FABRIC WHICH COMPRISES PADDING THE TEXTILE FABRIC WITH A COMPOSITION CONTAINING A COUPLING COMPONENT, PRINTING OVER WTIH A 2-ARYL SULFONHYDRAZIDE DISSOLVED IN A PRINT PASTE, AND INTRODUCING THE PADDED TEXTILE FARBIC INTO AN ATMOSPHERE SELECTED FROM THE CLASS CONSISTING OF AIR AND STEAM AND AIR.
Claim 2
Dependent Claim
59 words
A PROCESS OF PRINTING AND DYEING TEXTILE FABRICS BY DEVELOPING AZO DYES ON THE FABRIC WHICH COMPRISES PADDING THE TEXTILE FABRIC WITH A COMPOSITION CONTAINING A COUPLING COMPONENT, PRINTING OVER WTIH A 2-ARYL SULFONHYDRAZIDE DISSOLVED IN A PRINT PASTE, AND INTRODUCING THE PADDED TEXTILE FARBIC INTO AN ATMOSPHERE SELECTED FROM THE CLASS CONSISTING OF AIR AND STEAM AND AIR.
References Cited (Backward Citations)
US2078861A
Cited
US2424256A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-22 | 1955-10-22 | 1956-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-22 | 1959-10-22 | 1960-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-22 | 1963-10-22 | 1964-04-22 | $7700.00 | Window Closed / Lapsed |