Ekkehard Bartmann

Person

Erzhauzen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the crystallisation of guandinium salts
- Patent number 7,629,493
- Issue date Dec 8, 2009
- Merck Patent GmbH
- Michael Kirschbaum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Matrix liquid crystal display
- Patent number 7,445,818
- Issue date Nov 4, 2008
- Merck Patent Gesellschaft mit beschrankter Haftung
- Georg Weber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Matrix liquid crystal display
- Patent number 7,186,447
- Issue date Mar 6, 2007
- Merck Patent GmbH
- Georg Weber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Matrix liquid crystal display
- Patent number 6,905,740
- Issue date Jun 14, 2005
- Merck Patent GmbH
- Georg Weber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for producing sulfonyl-benzoyl guanidinium salts
- Patent number 6,706,921
- Issue date Mar 16, 2004
- Merck Patent GmbH
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing ortho-alkylated benzoic acid derivatives
- Patent number 6,573,404
- Issue date Jun 3, 2003
- Merck Patent GmbH
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Matrix liquid crystal display
- Patent number 6,562,419
- Issue date May 13, 2003
- Merck Patent Gesellschaft mit beschrankter Haftung
- Georg Weber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for producing ortho-alkylated benzoic acid derivatives
- Patent number 6,515,143
- Issue date Feb 4, 2003
- Merck KGaA
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing ortho-alkylated benzoic acid derivatives
- Patent number 6,350,904
- Issue date Feb 26, 2002
- Merck KGaA
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzene derivatives and liquid-crystalline medium
- Patent number 6,159,393
- Issue date Dec 12, 2000
- Merck Patent Gesellschaft mit beschrankter Haftung
- Kazuaki Tarumi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acid-curable binder systems containing 1,2-disulfones
- Patent number 6,156,815
- Issue date Dec 5, 2000
- Ciba Specialty Chemicals Corporation
- Ekkehard Bartmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Matrix liquid crystal display
- Patent number 6,004,479
- Issue date Dec 21, 1999
- Merck KGaA
- Georg Weber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Acid-curable binder systems containing 1,2 disulfones
- Patent number 5,985,950
- Issue date Nov 16, 1999
- Ciba Specialty Chemicals Corporation
- Ekkehard Bartmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Liquid-crystalline compounds
- Patent number 5,837,162
- Issue date Nov 17, 1998
- Merck Patent Gesellschaft mit beschrankter Haftung
- Volker Reiffenrath
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nematic liquid-crystal composition for active matrix application
- Patent number 5,753,142
- Issue date May 19, 1998
- Merck Patent Gesellschaft mit beschrankter Haftung
- Herbert Plach
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid-crystalline medium
- Patent number 5,744,060
- Issue date Apr 28, 1998
- Merck Patent Gesellschaft mit beschrankter Haftung
- Kazuaki Tarumi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Partially fluroinated benzene derivatives, and liquid-crystalline m...
- Patent number 5,730,904
- Issue date Mar 24, 1998
- Merck Patent Gesellschaft mit beschrankter Haftung
- Ekkehard Bartmann
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Difluorovinyl ethers
- Patent number 5,723,682
- Issue date Mar 3, 1998
- Merck Patent Gesellschaft mit beschrankter Haftung
- Eike Poetsch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acid-curable binder systems containing 1,2-disulfones
- Patent number 5,717,003
- Issue date Feb 10, 1998
- Ciba Specialty Chemicals Corporation
- Ekkehard Bartmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Partially fluorinated benzene derivatives
- Patent number 5,705,095
- Issue date Jan 6, 1998
- Merck Patent Gesellschaft mit beschrankter Haftung
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Vinylene compounds and liquid-crystalline medium
- Patent number 5,679,285
- Issue date Oct 21, 1997
- Merck Patent Gesellschaft mit beschrankter Haftung
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,2,2,2-tetrafluoroethyl ethers, and liquid-crystalline medium
- Patent number 5,643,495
- Issue date Jul 1, 1997
- Merck Patent Gesellschaft mit beschrankter Haftung
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorobenzene derivatives and liquid-crystalline medium
- Patent number 5,641,429
- Issue date Jun 24, 1997
- Merck Patent Gesellschaft mit beschrankter Haftung
- Volker Reiffenrath
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyimides for STN displays
- Patent number 5,637,672
- Issue date Jun 10, 1997
- Merck Patent Gesellschaft mit beschrankter Haftung
- Bernhard Rieger
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fluorine-containing five-membered ring compounds, and a liquid-crys...
- Patent number 5,635,107
- Issue date Jun 3, 1997
- Merck Patent Gesellschaft mit beschrankter Haftung
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Liquid-crystalline compounds
- Patent number 5,626,793
- Issue date May 6, 1997
- Merck Patent Gesellschaft mit beschrankter Haftung
- Volker Reiffenrath
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzene derivatives, and liquid-crystalline medium
- Patent number 5,589,102
- Issue date Dec 31, 1996
- Merck Patent Gesellschaft mit beschrankter Haftung
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Partially fluorinated benzene derivatives
- Patent number 5,571,449
- Issue date Nov 5, 1996
- Merck Patent Gesellschaft mit beschrankter Haftung
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hexafluoropropyl ethers, and liquid-crystalline medium
- Patent number 5,562,858
- Issue date Oct 8, 1996
- Merck Patent Gesellschaft Mit Beshrankter Haftung
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorinated liquid crystal compounds and liquid crystal medium cont...
- Patent number 5,536,442
- Issue date Jul 16, 1996
- Merck Patent Gesellschaft mit beschrankter Haftung
- Volker Reiffenrath
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Matrix liquid crystal display
- Publication number 20070275182
- Publication date Nov 29, 2007
- Georg Weber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Process for the crystallisation of guandinium salts
- Publication number 20070055064
- Publication date Mar 8, 2007
- Merck Patent GMBH
- Michael Kirschbaum
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Matrix liquid crystal display
- Publication number 20050196551
- Publication date Sep 8, 2005
- Georg Weber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Method for producing substituted 3-phenylamino-propane-1,2-diols
- Publication number 20050143582
- Publication date Jun 30, 2005
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Matrix liquid crystal display
- Publication number 20030207046
- Publication date Nov 6, 2003
- Merck Patent Gesellschaft mit Beschrankter Haftung
- Georg Weber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Method for producing sulfonyl-benzoyl guanidinium salts
- Publication number 20030162999
- Publication date Aug 28, 2003
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING ORTHO-ALKYLATED BENZOIC ACID DERIVATIVES
- Publication number 20030069444
- Publication date Apr 10, 2003
- MERCK KGAA
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for producing ortho-alkylated benzoic acid derivatives
- Publication number 20020091286
- Publication date Jul 11, 2002
- Merck GmbH
- Ekkehard Bartmann
- C07 - ORGANIC CHEMISTRY

Ekkehard Bartmann

Person

Patents Grantslast 30 patents

Process for the crystallisation of guandinium salts

Matrix liquid crystal display

Matrix liquid crystal display

Matrix liquid crystal display

Method for producing sulfonyl-benzoyl guanidinium salts

Method for producing ortho-alkylated benzoic acid derivatives

Matrix liquid crystal display

Method for producing ortho-alkylated benzoic acid derivatives

Method for producing ortho-alkylated benzoic acid derivatives

Benzene derivatives and liquid-crystalline medium

Acid-curable binder systems containing 1,2-disulfones

Matrix liquid crystal display

Acid-curable binder systems containing 1,2 disulfones

Liquid-crystalline compounds

Nematic liquid-crystal composition for active matrix application

Liquid-crystalline medium

Partially fluroinated benzene derivatives, and liquid-crystalline m...

Difluorovinyl ethers

Acid-curable binder systems containing 1,2-disulfones

Partially fluorinated benzene derivatives

Vinylene compounds and liquid-crystalline medium

1,2,2,2-tetrafluoroethyl ethers, and liquid-crystalline medium

Fluorobenzene derivatives and liquid-crystalline medium

Polyimides for STN displays

Fluorine-containing five-membered ring compounds, and a liquid-crys...

Liquid-crystalline compounds

Benzene derivatives, and liquid-crystalline medium

Partially fluorinated benzene derivatives

Hexafluoropropyl ethers, and liquid-crystalline medium

Fluorinated liquid crystal compounds and liquid crystal medium cont...

Patents Applicationslast 30 patents

Matrix liquid crystal display

Process for the crystallisation of guandinium salts

Matrix liquid crystal display

Method for producing substituted 3-phenylamino-propane-1,2-diols

Matrix liquid crystal display

Method for producing sulfonyl-benzoyl guanidinium salts

METHOD FOR PRODUCING ORTHO-ALKYLATED BENZOIC ACID DERIVATIVES

Method for producing ortho-alkylated benzoic acid derivatives