Inventor
Reinhard Lantzsch
Inventor
Wuppertal, DE
Overview
Patents· 146 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds39%
C07CAcyclic or carbocyclic compounds35%
A01NPreservation of bodies of humans or animals or plants or parts thereof16%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium4%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients2%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds2%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations1%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry0%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds0%
Y02PClimate change mitigation technologies in the production or processing of goods0%
PatentTitleYear
7,897,803'Cis-alkoxy-substituted spirocyclic 1H-pyrrolidine-2,4-dione derivatives serving as pesticides'20117,750,186'Methods for the manufacture of biphenyl amines'20107,638,547'Cis-alkoxy-substituted spirocyclic 1H-pyrrolidine-2,4-dione derivatives serving as pesticides'20097,501,527'Method for the production of fluoromethyl-substituted heterocycles'20097,358,387'Method for producing 2-dihaloacyl-3-amino-acrylic acid esters and 3-dihalomethyl pyrazole-4-carboxylic acid esters'20086,831,197'Methods for producing 2-(2-hydroxyphenyl)-2-(alkoxyimino)-N-methylacetamide derivatives'20046,756,512'Method for producing 2-alkyl-3-chlorophenols'20046,730,799'Process for preparing 3-(1-hydroxyphenyl-1-alkoximinomethyl)dioxazines'20046,700,017'Methods for producing 2-(2-hydroxyphenyl)-2-(alkoxyimino)-N-methylacetamide derivatives'20046,680,388'Method for preparing substituted 5-amino-N-phenyl-1,2,4-triazole-3-sulfonamides'20046,632,817'Fluoromethoximino compounds'20036,603,025'Method of production of benzofuranone oximes'20036,545,154'Method for the production of N-(5-amino-2-cyano-4-fluoro-phenyl)-sulphonamides and new intermediate products'20036,479,675'Processes for preparing 3-(1-hydroxyphenyl-1-alkoximinomethyl) dioxazines'20026,476,224'Method for producing ar(alk)yluraciles, novel corresponding intermediate products and method for producing said intermediate products'20026,462,205'Method of preparing benzofurandione oxime derivatives'20026,433,210'Process for producing substituted arylpyrazoles'20026,414,000'Substituted diphenyl oxazolin derivatives with insecticidal effect'20026,399,807'Method for production of 2,4,5-trifluoro-benzonitrile'20026,372,916'Method for producing triazolinethione derivatives'20026,344,587'Method for producing triazolinthion derivatives'20026,310,206'Method for the production of N-(5-amino-2-cyano-4-fluoro-phenyl)-sulphonamides and new intermediate products'20016,306,855'Fluoromethoximino compounds'20016,271,389'Method for producing triazolinethione derivatives'20016,262,291'Substituted N-(cyanophenyl)aminoalkenamides therefor and process for their preparation'20016,262,276'Method for producing triazolinthion derivatives'20016,255,328'Substituted thiazolines and their use for controlling animal pests'20016,255,486'Process for preparing 4,6-dichloro-5-fluoropyrimidine'20016,225,470'Method for producing ar(alk)yluraciles, novel corresponding intermediate products and method for producing said intermediate products'20016,218,565'Method for producing N-(3-amino-4-fluoro-phenyl)-sulphonamides, N-(3-amino-4-fluoro-phenyl)-carboxylic acid amides and N-(3-amino-4-fluorophenyl) carbamates'20016,211,379'Process for preparing heterocyclic compounds'20016,204,397'Process for the preparation of 3-substituted 4-cyano-pyrrole compounds'20016,172,093'Substituted biphenyloxazolines'20016,169,182'Process for the preparation of substituted cyanophenyl uracils from substituted aminoalkene acid cyanophenyl amides'20016,166,214'Process for preparing pyridylmethyl isothiocyanates'20006,150,521'Process for preparing 3-(1-hydroxyphenyl-1-alkoximinomethyl) dioxazines'20006,150,528'Method for producing 5-aminomethyl-2-chloropyridines'20006,136,975'Method for producing trifluoroacetoacetic acid anilides'20006,124,504'Process for preparing 4-hydroxyanilines'20006,118,031'Process for producing substituted arylpyrazoles'20006,114,581'Method for producing N-alkyl-N\'-nitroguanidines'20006,060,605'Process for producing substituted arylpyrazoles'20006,031,134'Process for the preparation of 2-amino-2-arylethanols and novel intermediates'20006,022,995'Process for the preparation of 2-amino-2-arylethanols and novel intermediates'20005,998,667'Substituted biphenyl oxazolines'19995,977,419'Process for the preparation of substituted phenylpropenes'19995,973,162'Substituted thiazolines and their use for controlling animal pests'19995,969,147'Substituted biphenyloxazolines'19995,936,093'Process for preparing pyridylmethyl isothiocyanates'19995,925,788'Method of preparing 2-trifluoromethoxy-benzenesulphonamide'19995,917,050'Process for preparing alkoxytriazolinones'19995,912,354'Process for preparing 4-amino-1,2,4-triazolin-5-ones'19995,877,323'Process for preparing 1-aryl-4-carbamoyl-tetrazolinones'19995,874,586'Process for preparing 1-aryl-4-carbamoyl-tetrazolinones'19995,852,194'N-substituted cis-n-propenyl-acetamides, and process for their preparation'19985,840,983'Process for preparing 2-trifluoromethoxy-aniline'19985,831,126'Herbicidal compositions based on N-(4-fluoro-phenyl)-N-isopropyl-chloroacetamide, and process for the preparation of this compound'19985,824,817'Herbicidal compositions based on 2,6-dichloro-3-fluoro-benzonitrile, and new intermediates'19985,807,877'Substituted biphenyl oxazolines'19985,756,752'Process for preparing substituted oxadiazolones'19985,756,858'Process for the preparation of substituted phenylacetic acid derivatives and novel intermediates'19985,744,642'Process for the preparation of aliphatic imines'19985,712,304'Carboxylic acid amide benzothiophenecarboxamide s-oxides'19985,710,279'N-acyloxyalkyl-carboxamides and process for their preparation'19985,693,821'Process for the preparation of substituted aminotriazolinones'19975,675,010'Chloropyridinium chlorides and process for their preparation'19975,670,694'Process for the preparation of 2,4-dichloro-5-fluorobenzonitrile and 2,6-dichloro-3-fluorobenzonitrile'19975,648,495'Process for the preparation of 5-substituted 2-chloropyridines'19975,639,713'Herbicidal compositions based on N-(4-fluoro-phenyl)-N-isopropyl-chloroacetamide, and process for the preparation of this compound'19975,623,076'Process for the preparation of chloromethylpyridines'19975,621,141'Process for the preparation of alkylcarboxylic acid 4-hydroxyanilides'19975,606,074'Process for the preparation of pyrazoles'19975,602,282'Process for the preparation of 2-amino-2-arylethanols and novel intermediates'19975,599,940'N-acyloxyalkyl-carboxamides and process for their preparation'19975,574,165'Process for the preparation of cyanoimino-1,3-thiazolidines'19965,541,332'Chloropyridinium chlorides and process for their preparation'19965,405,858'Furazanylureas'19955,352,794'Process for the preparation of N-(2-chloro-pyridin-5-yl-methyl)ethylenediamine'19945,304,651'Process for the preparation of 5-substituted 2-chloropyridines'19945,258,526'Process for the preparation of 3-substituted 4-cyano-pyrrole compounds'19935,213,608'Herbicidal substituted sulphonylamidinohydrazones'19935,167,692'Herricidal substituted sulphonylamidinohydrazones'19925,162,529'Process for the preparation of 5-hydroxy-3,4,5,6-tetrahydro-pyrimidine derivatives'19925,126,454'Process for the preparation of sulphonylisoureas'19925,103,011'Preparation of 2-chloro-5- methyl-pyridine'19925,025,030'Hydroxyalkinyl-azolyl derivatives'19915,010,193'Preparation of phosphoric acid derivatives and intermediates'19914,992,577'Preparation of 3-vinyl-substituted 2,2-dimethylcyclopropane-1-carboxylic acids and esters and intermediates therefor'19914,987,251'Process for the preparation of trans-2,2-dimethyl-3-(2,2-dichlorovinyl)-cyclopropanecarboxylic acid'19914,973,753'Process for the preparation of hydroxybenzaldoxime o-ethers'19904,921,529'2-Hydroxyethyl-azole derivatives'19904,897,505'Process for the preparation of 3-(2-chloro-2-(4-chloro-phenyl)-vinyl)-2,2-dimethylcyclopropanecarboxyli c acid'19904,845,288'Process for the preparation of hydroxybenzaldoxime O-ethers'19894,845,287'Hydroxybenzaldoxime O-ethers'19894,818,762'Fungicidal novel hydroxyalkynyl-azolyl derivatives'19894,792,606'Process for the preparation of dimeric aromatic acyl cyanides'19884,739,119'Process for the preparation of hydroxybenzaldoxime O-ethers'19884,719,307'Process for the preparation of .beta.-hydroxyethyl-(1,2,4-triazole) derivatives'19884,698,333'Use of substituted malonic acid derivatives as agents for combating pests'19874,686,291'Preparation of methyl ketones'19874,681,952'Intermediates in the preparation of 2,2-dimethyl-3-aryl-cyclopropanecarboxylic acids and esters'19874,663,465'Preparation of 2,2-dimethyl-3-aryl-cyclopropanecarboxylic acid and esters and new intermediates therefor'19874,639,527'Process for the preparation of .beta.-hydroxyethyl-(1,2,4-triazole) derivatives'19874,626,594'Process for the preparation of beta-hydroxyethyl-(1,2,4-triazole) derivatives'19864,622,333'Fungicidal hydroxyalkynyl-azolyl derivatives'19864,602,117'Process for the preparation of halogenated 3,3-dimethyl-5-hexen-2-ones'19864,596,880'Combating arthropods with novel benzyl esters'19864,588,837'Process for the preparation of fluorocarboxylic acids'19864,582,856'Pesticidal 2,2-dimethyl-3-(2-halogeno-vinyl)-cyclopropanecarboxylic acid esters'19864,524,205'Process for the preparation of 1-amino-1,3,5-triazine-2,4(1H,3H)-diones'19854,472,577'Preparation of .alpha.-hydroxy-phosphonic acid esters'19844,471,118'Preparation of aldehydes by heating an .alpha.-hydroxyphosphonic acid ester'19844,438,275'Combating arthropods with novel benzyl esters'19844,434,292'Process for the preparation of pyrazole'19844,425,282'Preparation of 3-(arylvinyl)-2,2-dimethyl-cyclopropane-1-carboxylic acid esters and new intermediate therefor'19844,423,225'Process for the preparation of pyrazole'19834,405,639'Combating arthropods with fluorine-containing phenylacetic acid esters'19834,400,523'Process for the preparation of styryl-cyclopropanecarboxylic acid esters and new intermediate products for this process'19834,384,114'Styryl substituted .GAMMA.-lactone derivatives'19834,348,323'Intermediates and derivatives thereof'19824,344,960'Combating insects and acarids with 3-(2-chloro-3,3,4,4,4-pentafluoro-1-butenyl)-2,2-dimethyl-cyclopropaneca rboxylic acid esters'19824,327,025'Preparation of styryl-cyclopropane-carboxylic acid esters and intermediate therefor'19824,325,873'Process for the preparation of styryl-cyclopropanecarboxylic acid esters and intermediate products for this process'19824,310,540'Combating arthropods with novel benzyl esters'19824,284,643'Combating arthropods with novel fluorine-containing phenylacetic acid esters'19814,279,923'Combating pests with 3-(2,3-dichloro-3,3-difluoro-prop-1-en-1-yl)-2,2-dimethyl-cyclo-propanec arboxylic acid fluoro-benzyl esters'19814,276,218'Preparation of dihalogenovinyl-.gamma.-butyrolactones'19814,276,225'Decarbalkoxylation of carboxylic acid esters'19814,265,819'Preparation of dihalogenovinylcyclopropanecarboxylic acids and esters'19814,252,820'Arthropodicidal 2,2-dimethyl-3-(2-perfluoroalkyl-2-perhaloalkyl-vinyl)-cyclopropanecarbo xylic acid esters'19814,246,276'Combating pests with 2,2-difluoro-5-(2,4-dinitro-6-trifluoromethylphenylamino)-benzodioxoles'19814,223,147'Methylol derivatives of 2,2,6,6-tetraalkylpiperidines and their production'19804,217,300'Preparation of dihalogenovinylcyclopropanecarboxylic acids and esters'19804,216,173'1,1-Dichloro-4-methyl-3-hydroxy-pent-1-ene'19804,215,050'Preparation of halogenovinyl-.gamma.-butyrolactones'19804,178,279'Permanently stabilized polyurethanes'19794,153,596'Permanently stabilized polymers produced by after-treatment with piperidine compounds'19794,145,512'Permanently stabilized polyurethanes'19794,113,969'Preparation of 2,2-dimethyl-3-(2,2-dihalogenovinyl)-cyclopropane-1-carboxylic acid esters'19784,101,506'Cyanamide stabilizers'19784,089,841'Thiazolinylamino-piperidine derivatives'19784,088,629'Stabilization of synthetic polymers'19784,078,008'Process for the preparation of dienes'19784,069,257'Process for preparing 2-acetyl-3-methyl-1,3-butadiene'19784,060,549'Process for preparing sulfonic acid fluorides'19774,001,250'Process for preparing 4-amino-2,2,6,6-tetramethyl piperidine'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–2004Patents assigned to BAYER AG (140)· patent assignee history
1977–1981Based in Cologne, DE· patent location history
1981–2003Based in Leverkusen, DE· patent location history
1986–2011Based in Wuppertal, DE· patent location history
1999–2001Patents assigned to YASHIMA KAGAKU KOGYO KK (2)· patent assignee history
2004–2011Patents assigned to BAYER CROPSCIENCE AG (5)· patent assignee history
2009Patents assigned to BAYER CROPSCIENCE GMBH (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAYER AG | 140 | 1977–2004 |
| BAYER CROPSCIENCE AG | 5 | 2004–2011 |
| YASHIMA KAGAKU KOGYO KK | 2 | 1999–2001 |
| BAYER CROPSCIENCE GMBH | 1 | 2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wuppertal, DE | 95 | 1986–2011 |
| Leverkusen, DE | 34 | 1981–2003 |
| Cologne, DE | 17 | 1977–1981 |