EP Patent

EP0372729B1 — Reactive dyes

Assigned to Syngenta Ltd · Expires 1995-01-18 · 31y expired

What this patent protects

Water-soluble reactive dyes of the formula: <CHEM> wherein D represents the radical of a water-soluble chromophoric compound; each of R, R<1> and R<2>, independently, represents hydrogen or an optionally substituted alkyl radical and Q represents a radical of th…

USPTO Abstract

Water-soluble reactive dyes of the formula: <CHEM> wherein D represents the radical of a water-soluble chromophoric compound; each of R, R<1> and R<2>, independently, represents hydrogen or an optionally substituted alkyl radical and Q represents a radical of the formula: <CHEM> wherein each of X and Y, independently, represents halogen, alkyl, alkoxy, acylamino, nitro, carboxy or sulpho and each of n and m, independently, represents an integer from 0 to 2.

Drugs covered by this patent

Patent Metadata

Patent number
EP0372729B1
Jurisdiction
EP
Classification
—
Expires
1995-01-18
Drug substance claim
No
Drug product claim
No
Assignee
Syngenta Ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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