Membership
Tour
Register
Log in
Michael Lennartz
Follow
Person
Lorrach, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Composition for surface colouration of paper
Patent number
8,487,022
Issue date
Jul 16, 2013
BASF SE
Michael Lennartz
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Yellow anionic disazo dyes
Patent number
8,101,731
Issue date
Jan 24, 2012
Ciba Specialty Chemicals Corporation
Michael Lennartz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for surface colouration of paper
Patent number
8,012,221
Issue date
Sep 6, 2011
BASF SE
Charles Hunger
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Yellow anionic disazo dyes
Patent number
7,723,494
Issue date
May 25, 2010
Ciba Specialty Chemicals Corporation
Michael Lennartz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Anionic monoazo dyes
Patent number
7,351,808
Issue date
Apr 1, 2008
Ciba Specialty Chemicals Corporation
Michael Lennartz
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Yellow anionic disazo dyes
Patent number
7,341,607
Issue date
Mar 11, 2008
Ciba Specialty Chemicals Corp.
Michael Lennartz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dyes incorporating annionic and cationic groups
Patent number
7,066,969
Issue date
Jun 27, 2006
Ciba Specialty Chemicals Corporation
Michael Lennartz
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
COMPOSITION FOR SURFACE COLOURATION OF PAPER
Publication number
20130276245
Publication date
Oct 24, 2013
Michael LENNARTZ
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Composition For Surface Colouration of Paper
Publication number
20100285324
Publication date
Nov 11, 2010
Michael Lennartz
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
YELLO ANIONIC DISAZO DYES
Publication number
20100199443
Publication date
Aug 12, 2010
Michael Lennartz
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Reactive Dye Grafted Binders
Publication number
20090044349
Publication date
Feb 19, 2009
Michael Lennartz
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
4,4'-Diazobenzanilide Dyestuffs
Publication number
20080119643
Publication date
May 22, 2008
Michael Lennartz
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Yellow anionic disazo dyes
Publication number
20080114158
Publication date
May 15, 2008
Michael Lennartz
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Anionic monoazo dyes
Publication number
20050256305
Publication date
Nov 17, 2005
Michael Lennartz
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Yellow anionic disazo dyes
Publication number
20050172420
Publication date
Aug 11, 2005
Michael Lennartz
C07 - ORGANIC CHEMISTRY