Inventor

EHRET FANNY

FR4 patents

⚠️ This page may combine multiple inventors who share the name “EHRET FANNY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ARCHROMA SWITZERLAND GMBH

2 patents

US12473432B2Nov 18, 2025

Isomeric mixture of reactive dyes and their use for the dyeing or printing of textile fibre materials

ARCHROMA SWITZERLAND GMBH0 citations52

US12448519B2Oct 21, 2025

Mixture of reactive dyes and their use for the dyeing or printing of textile fibre materials

ARCHROMA SWITZERLAND GMBH0 citations45

HUNTSMAN TEXTILE EFFECTS SWITZERLAND GMBH

1 patent

US12006437B2Jun 11, 2024

Fibre reactive dyes, their preparation and their use

HUNTSMAN TEXTILE EFFECTS SWITZERLAND GMBH0 citations50

HUNTSMAN INT LLC

1 patent

US10550268B2Feb 4, 2020

Fibre reactive formazan dyes, their preparation and their use

HUNTSMAN INT LLC0 citations47