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Klauke Erich
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Odenthal, DE
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last 30 patents
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Patent Grant
2, 4, 5-trihalogeno- and 2, 3, 4, 5-tetrahalogenobenzene derivatives
Patent number
5,777,181
Issue date
Jul 7, 1998
Bayer Aktiengesellschaft
Erich Klauke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2,4,5-trihalogeno-and 2,3,4,5-tetrahalogenobenzene derivatives
Patent number
5,565,614
Issue date
Oct 15, 1996
Bayer Aktiengesellschaft
Erich Klauke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2,4,5-trihalogeno- and 2,3,4,5-tetrahalogenobenzene derivatives
Patent number
5,530,158
Issue date
Jun 25, 1996
Bayer Aktiengesellschaft
Erich Klauke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of 3-chloro-2,4,5-trifluorobenzoyl chlo...
Patent number
5,362,909
Issue date
Nov 8, 1994
Bayer Aktiengesellschaft
Erich Klauke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Herbicidal agents based on pyrazole derivatives
Patent number
5,256,634
Issue date
Oct 26, 1993
Bayer Aktiengesellschaft
Otto Schallnor
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2,4,5-Trihalogeno- and 2,3,4,5-tetrahalogenobenzene derivatives
Patent number
5,200,548
Issue date
Apr 6, 1993
Bayer Aktiengesellschaft
Erich Klauke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Herbicidal agents based on pyrazole derivatives
Patent number
5,104,439
Issue date
Apr 14, 1992
Bayer Aktiengesellschaft
Otto Schallner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2,3,4,5-tetrahalogenobenzene derivatives
Patent number
5,072,038
Issue date
Dec 10, 1991
Bayer Aktiengesellschaft
Erich Klauke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel 4,5-disubstituted 1,3-thiazol-2-yloxyacetamide herbicides
Patent number
4,929,743
Issue date
May 29, 1990
Bayer Aktiengesellschaft
Heinz Forster
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Acyloxythiophene derivatives
Patent number
4,914,123
Issue date
Apr 3, 1990
Bayer Aktiengesellschaft
Werner Daum
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted 5-amino-1-phenylpyrazoles
Patent number
4,882,437
Issue date
Nov 21, 1989
Bayer Aktiengesellschaft
Reinhold Gehring
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2,4-diamino-6-trifluoromethylpyrimidine compounds useful as herbicides
Patent number
4,877,443
Issue date
Oct 31, 1989
Bayer Aktiengesellschaft
Michael Schwamborn
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
4-fluoro-3-bromo benzaldehyde acetals
Patent number
4,845,249
Issue date
Jul 4, 1989
Bayer Aktiengesellschaft
Rainer Fuchs
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted furazan pesticides
Patent number
4,826,988
Issue date
May 2, 1989
Bayer Aktiengesellschaft
Wilhelm Sirrenberg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Symmetric benzophenones substituted by groups containing fluorine
Patent number
4,792,635
Issue date
Dec 20, 1988
Bayer Aktiengesellschaft
Albrecht Marhold
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel 5-halogenoalkyl-1,3,4-thiadiazol-2-yloxyacetamide herbicides...
Patent number
4,791,208
Issue date
Dec 13, 1988
Bayer Aktiengesellschaft
Heinz Forster
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
4-Alkenylaminocarbonyl- and 4-alkinylaminocarbonyl-1-phenyl-5-pyraz...
Patent number
4,791,212
Issue date
Dec 13, 1988
Bayer Aktiengesellschaft
Reinhold Gehring
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
4,5-Disubstituted 1,3-thiazol-2-yloxyacetamide herbicides
Patent number
4,788,291
Issue date
Nov 29, 1988
Bayer Aktiengesellschaft
Heinz Forster
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel benzoylurea pesticides
Patent number
4,774,260
Issue date
Sep 27, 1988
Bayer Aktiengesellschaft
Wilhelm Sirrenberg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
5-acylamino-1-phenylpyrazoles, composition containing them, and her...
Patent number
4,770,693
Issue date
Sep 13, 1988
Bayer Aktiengesellschaft
Reinhold Gehring
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the selective hydrogenation of chlorine-containing pyri...
Patent number
4,764,611
Issue date
Aug 16, 1988
Bayer Aktiengesellschaft
Bernd Baasner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Orthotrifluoromethyl containing phenylazonaphthol dyestuffs
Patent number
4,757,137
Issue date
Jul 12, 1988
Bayer Aktiengesellschaft
Gerhard Wolfrum
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
(Meth)-acrylic acid esters
Patent number
4,752,338
Issue date
Jun 21, 1988
Bayer Aktiengesellschaft
Jurgen Reiners
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
4-fluoro-3-phenoxy-benzaldehyde acetals
Patent number
4,748,257
Issue date
May 31, 1988
Bayer Aktiengesellschaft
Rainer Fuchs
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
New pyrimidines and a process for the preparation of pyrimidines
Patent number
4,716,229
Issue date
Dec 29, 1987
Bayer Aktiengesellschaft
Erich Klauke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2,4-dihalogenobenzoyl-(thio)urea insecticides
Patent number
4,711,905
Issue date
Dec 8, 1987
Bayer Aktiengesellschaft
Wilhelm Sirrenberg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel 5-halogenoalkyl-1,3,4-thiadiazol-2-yloxyacetamide herbicides...
Patent number
4,708,731
Issue date
Nov 24, 1987
Bayer Aktiengesellschaft
Heinz Forster
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of 5-fluorocytosine
Patent number
4,703,121
Issue date
Oct 27, 1987
Bayer Aktiengesellschaft
Bernd Baasner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted furazan pesticides
Patent number
4,699,916
Issue date
Oct 13, 1987
Bayer Aktiengesellschaft
Wilhelm Sirrenberg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Herbicidally active substituted 5-acylamino-1-phenylpyrazoles
Patent number
4,668,280
Issue date
May 26, 1987
Bayer Aktiengesellschaft
Reinhold Gehring
C07 - ORGANIC CHEMISTRY