P

Inventor

BARBIERU ROXANA

SG9 patents
⚠️ This page may combine multiple inventors who share the name “BARBIERU ROXANA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DYSTAR COLOURS DISTRIB GMBH

5 patents
US9650516B2May 16, 2017

Acid dyes, process for the production thereof and their use

DYSTAR COLOURS DISTRIB GMBH1 citations41
US9745474B2Aug 29, 2017

Acid dyes, process for the production thereof and their use

DYSTAR COLOURS DISTRIB GMBH0 citations32
US9725597B2Aug 8, 2017

Acid dyes, process for the production thereof and their use

DYSTAR COLOURS DISTRIB GMBH0 citations32
US9714347B2Jul 25, 2017

Metal free acid dyes, process for the production thereof and their use

DYSTAR COLOURS DISTRIB GMBH0 citations26
US9567464B2Feb 14, 2017

Disperse dyes, their preparation and their use

DYSTAR COLOURS DISTRIB GMBH0 citations25

BARBIERU ROXANA

2 patents
US8979947B2Mar 17, 2015

Metal free acid dyes, methods for the production thereof and their use

BARBIERU ROXANA0 citations25
US9051468B2Jun 9, 2015

Dyes for polymer coloration, their preparation and their use

BARBIERU ROXANA0 citations24

DYSTAR TEXTILFARBEN GMBH & CO

1 patent
US7776106B2Aug 17, 2010

Dyestuffs and hair dye compositions

DYSTAR TEXTILFARBEN GMBH & CO0 citations39

GOERLITZ GUNTER

1 patent
US8466189B2Jun 18, 2013

N-alkoxylated 2,3-anthraquinonedicarboximides for polymer coloration, preparation and use

GOERLITZ GUNTER0 citations19