Acid dyes, process for the production thereof and their use
US9650516B2 · kind B2 · utility
1Cited by
9References
16Claims
0Family size
Assignee
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Key dates
| Filing date | Oct 22, 2014 |
| Grant date | May 16, 2017 |
| Priority date | — |
| Expiry date | Oct 22, 2034 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H21/28
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Dyes of formula (1)a process for their production and their use are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.