Leonhard Unverdorben

Person

Uttenreuth, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing transparent Pigment Violet 23
- Patent number 7,892,345
- Issue date Feb 22, 2011
- Clariant Finance (BVI) Limited
- Wolfgang Hoyer
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of azo colorants in microreactors and their use in elec...
- Patent number 7,309,389
- Issue date Dec 18, 2007
- Clariant Finance (BVI) Limited
- Ruediger Baur
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of azo colorants in microreactors and their use in elec...
- Patent number 7,135,266
- Issue date Nov 14, 2006
- Clariant Finance (BVI) Limited
- Ruediger Baur
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of diketopyrrolopyrrole pigments
- Patent number 6,723,138
- Issue date Apr 20, 2004
- Clariant International Ltd.
- Uwe Nickel
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Preparation of trans-thiazineindigo pigments
- Patent number 6,649,758
- Issue date Nov 18, 2003
- Clariant Finance (BVI) Limited
- Petra Maria Rothe
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of alcoholic solutions of alkali metal alkoxides
- Patent number 6,616,859
- Issue date Sep 9, 2003
- Clariant International Ltd.
- Uwe Nickel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for fine division of organic pigments
- Patent number 6,582,508
- Issue date Jun 24, 2003
- Clariant GmbH
- Erwin Dietz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of diketopyrrolopyrrole pigments
- Patent number 6,566,519
- Issue date May 20, 2003
- Clariant International Ltd.
- Uwe Nickel
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process for preparing azo colorants
- Patent number 6,548,647
- Issue date Apr 15, 2003
- Clariant GmbH
- Erwin Dietz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for fine division of organic pigments by precipitation
- Patent number 6,537,364
- Issue date Mar 25, 2003
- Clariant GmbH
- Erwin Dietz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of azo colorants in microreactors
- Patent number 6,469,147
- Issue date Oct 22, 2002
- Clariant Finance (BVI) Limited
- Uwe Nickel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for producing highly concentrated pigment presscakes
- Patent number 6,436,182
- Issue date Aug 20, 2002
- Clariant GmbH
- Leonhard Unverdorben
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Finishing treatment of pigments in liquid or supercritical CO2
- Patent number 6,358,308
- Issue date Mar 19, 2002
- Clariant GmbH
- Rüdiger Jung
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for preparing N-alkylcarbazoles
- Patent number 5,902,884
- Issue date May 11, 1999
- Clariant GmbH
- Wolfgang Bauer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Separation of m- and p-dichlorobenzene
- Patent number 5,152,875
- Issue date Oct 6, 1992
- Hoechst Aktiengesellschaft
- Siegbert Rittner
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method for Producing Transparent Pigment Violet 23
- Publication number 20100101456
- Publication date Apr 29, 2010
- CLARIANT FINANCE (BVI) LIMITED
- Wolfgang Hoyer
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Continuous method for the production of a pigment masterbatch
- Publication number 20070182053
- Publication date Aug 9, 2007
- Volker Hoellein
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Preparation of azo colorants in microreactors and their use in elec...
- Publication number 20060228640
- Publication date Oct 12, 2006
- CLARIANT FINANCE (BVI) LIMITED
- Ruediger Baur
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Acetoacetylation of alcohols, thiols and amines in a microreactor
- Publication number 20060142588
- Publication date Jun 29, 2006
- Uwe Nickel
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Preparation of diketopyrrolopyrrole pigments
- Publication number 20030158410
- Publication date Aug 21, 2003
- Uwe Nickel
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Preparation of azo colorants in microreactors and their use in elec...
- Publication number 20030083410
- Publication date May 1, 2003
- CLARIANT FINANCE ( BVI) LIMITED
- Ruediger Baur
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for preparing azo colorants
- Publication number 20020055619
- Publication date May 9, 2002
- Clariant GmbH
- Erwin Dietz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Process for fine division of organic pigments by precipitation
- Publication number 20020040665
- Publication date Apr 11, 2002
- Clariant GmbH
- Erwin Dietz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Process for preparing liquid pigment preparations
- Publication number 20020040662
- Publication date Apr 11, 2002
- Clariant GmbH
- Erwin Dietz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Process for fine division of organic pigments
- Publication number 20020040663
- Publication date Apr 11, 2002
- Clariant GmbH
- Erwin Dietz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Preparation of diketopyrrolopyrrole pigments
- Publication number 20020010331
- Publication date Jan 24, 2002
- Clariant GmbH
- Uwe Nickel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Preparation of trans-thiazineindigo plgments
- Publication number 20020004596
- Publication date Jan 10, 2002
- Clariant GmbH
- Petra Maria Rothe
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Preparation of azo colorants in microreactors
- Publication number 20010029294
- Publication date Oct 11, 2001
- Clariant International Ltd.
- Uwe Nickel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Finishing treatment of pigments in liquid or supercritical CO2
- Publication number 20010003959
- Publication date Jun 21, 2001
- Rudiger Jung
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Leonhard Unverdorben

Person

Patents Grantslast 30 patents

Method for producing transparent Pigment Violet 23

Preparation of azo colorants in microreactors and their use in elec...

Preparation of azo colorants in microreactors and their use in elec...

Preparation of diketopyrrolopyrrole pigments

Preparation of trans-thiazineindigo pigments

Preparation of alcoholic solutions of alkali metal alkoxides

Process for fine division of organic pigments

Preparation of diketopyrrolopyrrole pigments

Process for preparing azo colorants

Process for fine division of organic pigments by precipitation

Preparation of azo colorants in microreactors

Process for producing highly concentrated pigment presscakes

Finishing treatment of pigments in liquid or supercritical CO2

Process for preparing N-alkylcarbazoles

Separation of m- and p-dichlorobenzene

Patents Applicationslast 30 patents

Method for Producing Transparent Pigment Violet 23

Continuous method for the production of a pigment masterbatch

Preparation of azo colorants in microreactors and their use in elec...

Acetoacetylation of alcohols, thiols and amines in a microreactor

Preparation of diketopyrrolopyrrole pigments

Preparation of azo colorants in microreactors and their use in elec...

Process for preparing azo colorants

Process for fine division of organic pigments by precipitation

Process for preparing liquid pigment preparations

Process for fine division of organic pigments

Preparation of diketopyrrolopyrrole pigments

Preparation of trans-thiazineindigo plgments

Preparation of azo colorants in microreactors

Finishing treatment of pigments in liquid or supercritical CO2