Roxana Barbieru

Person

Singapore, SG

People

Patents Grantslast 30 patents

Information Patent Grant
Acid dyes, process for the production thereof and their use
- Patent number 9,745,474
- Issue date Aug 29, 2017
- DyStar Colours Distribution GmbH
- Roxana Barbieru
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Acid dyes, process for the production thereof and their use
- Patent number 9,725,597
- Issue date Aug 8, 2017
- DyStar Colours Distribution GmbH
- Roxana Barbieru
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Metal free acid dyes, process for the production thereof and their use
- Patent number 9,714,347
- Issue date Jul 25, 2017
- DyStar Colours Distribution GmbH
- Roxana Barbieru
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Acid dyes, process for the production thereof and their use
- Patent number 9,650,516
- Issue date May 16, 2017
- DyStar Colours Distribution GmbH
- Roxana Barbieru
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Disperse dyes, their preparation and their use
- Patent number 9,567,464
- Issue date Feb 14, 2017
- DyStar Colours Distribution GmbH
- Yongnian Gao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dyes for polymer coloration, their preparation and their use
- Patent number 9,051,468
- Issue date Jun 9, 2015
- Clariant International LTD
- Roxana Barbieru
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Metal free acid dyes, methods for the production thereof and their use
- Patent number 8,979,947
- Issue date Mar 17, 2015
- DyStar Colours Distribution GmbH
- Roxana Barbieru
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
N-alkoxylated 2,3-anthraquinonedicarboximides for polymer coloratio...
- Patent number 8,466,189
- Issue date Jun 18, 2013
- Clariant (Produkte) Deutschland GmbH
- Gunter Görlitz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
DISPERSE DYES, THEIR PREPARATION AND THEIR USE
- Publication number 20160280922
- Publication date Sep 29, 2016
- DyStar Colours Distribution GmbH
- Yongnian GAO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ACID DYES, PROCESS FOR THE PRODUCTION THEREOF AND THEIR USE
- Publication number 20160264783
- Publication date Sep 15, 2016
- DyStar Colours Distribution GmbH
- Roxana BARBIERU
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ACID DYES, PROCESS FOR THE PRODUCTION THEREOF AND THEIR USE
- Publication number 20160257816
- Publication date Sep 8, 2016
- DyStar Colours Distribution GmbH
- Roxana BARBIERU
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ACID DYES, PROCESS FOR THE PRODUCTION THEREOF AND THEIR USE
- Publication number 20160257817
- Publication date Sep 8, 2016
- DyStar Colours Distribution GmbH
- Roxana BARBIERU
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METAL FREE ACID DYES, PROCESS FOR THE PRODUCTION THEREOF AND THEIR USE
- Publication number 20150315386
- Publication date Nov 5, 2015
- DyStar Coulours Distribution GmbH
- Roxana BARBIERU
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METAL FREE ACID DYES, METHODS FOR THE PRODUCTION THEREOF AND THEIR USE
- Publication number 20130255010
- Publication date Oct 3, 2013
- DyStar Colours Distribution GmbH
- Roxana Barbieru
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE
- Publication number 20130019415
- Publication date Jan 24, 2013
- DyStar Colours Deutschland GmbH
- Roxana Barbieru
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE
- Publication number 20120272462
- Publication date Nov 1, 2012
- DyStar Colours Deutschland GmbH
- Roxana Barbieru
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE
- Publication number 20120174324
- Publication date Jul 12, 2012
- DyStar Colours Deutschland GmbH
- Roxana Barbieru
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
N-ALKOXYLATED 2,3-ANTHRAQUINONEDICARBOXIMIDES FOR POLYMER COLORATIO...
- Publication number 20110218276
- Publication date Sep 8, 2011
- DyStar Colours Deutschland GmbH
- Gunter Görlitz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Roxana Barbieru

Person

Patents Grantslast 30 patents

Acid dyes, process for the production thereof and their use

Acid dyes, process for the production thereof and their use

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

Acid dyes, process for the production thereof and their use

Disperse dyes, their preparation and their use

Dyes for polymer coloration, their preparation and their use

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

N-alkoxylated 2,3-anthraquinonedicarboximides for polymer coloratio...

Patents Applicationslast 30 patents

DISPERSE DYES, THEIR PREPARATION AND THEIR USE

ACID DYES, PROCESS FOR THE PRODUCTION THEREOF AND THEIR USE

ACID DYES, PROCESS FOR THE PRODUCTION THEREOF AND THEIR USE

ACID DYES, PROCESS FOR THE PRODUCTION THEREOF AND THEIR USE

METAL FREE ACID DYES, PROCESS FOR THE PRODUCTION THEREOF AND THEIR USE

METAL FREE ACID DYES, METHODS FOR THE PRODUCTION THEREOF AND THEIR USE

DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE

DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE

DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE

N-ALKOXYLATED 2,3-ANTHRAQUINONEDICARBOXIMIDES FOR POLYMER COLORATIO...