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Hans Merkle
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Ludwigshafen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing 1 substituted 5-chloro-4 methly pyrazoles
Patent number
7,002,023
Issue date
Feb 21, 2006
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of producing glyphosate or a salt thereof
Patent number
6,867,326
Issue date
Mar 15, 2005
BASF Aktiengesellschaft
Ulrich Müller
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing 4-amino-5-chloro-1-phenyl pyridazinone-(6)
Patent number
6,538,135
Issue date
Mar 25, 2003
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing N-substituted 2-pyrazoline-5-one
Patent number
6,515,139
Issue date
Feb 4, 2003
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the production of 3-isopropyl-1H-2, 1,3-benzothiadiazine...
Patent number
6,252,069
Issue date
Jun 26, 2001
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing substituted pyrazoles
Patent number
6,229,022
Issue date
May 8, 2001
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for isolating 3-[2-chloro-4-(trifluoromethyl)-phenoxy]-benzo...
Patent number
6,066,761
Issue date
May 23, 2000
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing solid, free-flowing water-soluble salts of ar...
Patent number
5,939,584
Issue date
Aug 17, 1999
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing 1,2-dimethyl-3,5-diarylpyrazolium methylsulfates
Patent number
5,847,154
Issue date
Dec 8, 1998
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing N-substituted pyrazoles
Patent number
5,840,913
Issue date
Nov 24, 1998
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of ammonium salts of 3-isopropyl-2, 1, 3-benzothia-diaz...
Patent number
5,795,983
Issue date
Aug 18, 1998
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of optically active 2-halopropionic acids
Patent number
5,763,659
Issue date
Jun 9, 1998
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of 3,5-diarylpyrazoles
Patent number
5,744,614
Issue date
Apr 28, 1998
BASF Aktiengesellschaft
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of pyrazole and its derivatives
Patent number
5,569,769
Issue date
Oct 29, 1996
BASF Aktiengesellschaft
Hans R. Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of N-substituted pyrazoles
Patent number
5,468,871
Issue date
Nov 21, 1995
BASF Aktiengesellschaft
Klaus Ebel
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of 2,6-dimethylmorpholine from N-(2-hydroxypropyl)-2,6-...
Patent number
5,436,335
Issue date
Jul 25, 1995
BASF Aktiengesellschaft
Rolf Pinkos
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of N-(2-hydroxypropyl)-2,6-dimethylmorpholine
Patent number
5,391,734
Issue date
Feb 21, 1995
BASF Aktiengesellschaft
Rolf Pinkos
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of 3-methylpyrazole
Patent number
5,128,480
Issue date
Jul 7, 1992
BASF Aktiengesellschaft
Hans R. Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of pyrazole and its derivatives
Patent number
4,996,327
Issue date
Feb 26, 1991
BASF Aktiengesellschaft
Hans R. Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of N-phenyl(pyridyl) sulfonyldiamides
Patent number
4,868,308
Issue date
Sep 19, 1989
BASF Aktiengesellschaft
Hans Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bentazon containing wastewater treatment
Patent number
4,746,443
Issue date
May 24, 1988
BASF Corporation
Mao-Yao Huang
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Isolation of 3-isopropyl-2,1,3-benzothiadiazin-4-one-2,2-dioxide fr...
Patent number
4,451,378
Issue date
May 29, 1984
BASF Aktiengesellschaft
Hanspeter Hansen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of 2,5-dimethylfuran-3-carboxylic acid alkyl esters
Patent number
4,207,243
Issue date
Jun 10, 1980
BASF Aktiengesellschaft
Friedrich Linhart
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Manufacture of 2,1,3-thiadiazin-4-one-2,2-dioxide derivatives
Patent number
4,175,184
Issue date
Nov 20, 1979
BASF Aktiengesellschaft
Hans Merkle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Conversion of viscous, reactive chlorine- and sulfur-containing pro...
Patent number
4,138,269
Issue date
Feb 6, 1979
BASF Aktiengesellschaft
Bruno Sander
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Patents Applications
last 30 patents
Information
Patent Application
Method for producing 1 substituted 5-chloro-4 methly pyrazoles
Publication number
20040102505
Publication date
May 27, 2004
Hans Rupert Merkle
C07 - ORGANIC CHEMISTRY