Patents by Inventor Ludwig Eue

Ludwig Eue has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4599106
    Abstract: A substituted alkanethiocarboxylic acid derivative of the formula ##STR1## in which A represents a CH grouping,X.sup.1 represents hydrogen, trifluoromethyl or chlorine,X.sup.2 and X.sup.3 independently of one another represent hydrogen, trifluoromethyl or chlorine,R.sup.1 represents hydrogen or methyl andR.sup.2 represents hydrogen or optionally substituted radicals from the series comprising alkyl, alkenyl, alkinyl, aryl, aralkyl, aralkoxyalkyl and cycloalkyland its use in a herbicidal composition for combating weeds.
    Type: Grant
    Filed: May 22, 1985
    Date of Patent: July 8, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Ludwig Eue, Robert R. Schmidt
  • Patent number: 4599448
    Abstract: N-(Alkenyl)-chloroacetanilides of the formula ##STR1## in which R.sup.1 represents a hydrogen atom or an alkyl group,R.sup.2 represents a hydrogen atom or an alkyl, alkoxy, alkoxyalkyl, hydroxyalkyl or benzyl group,R.sup.3 represents a hydrogen atom or an alkyl, alkenyl, alkoxy, alkoxyalkyl, alkylcarbonyl, alkylcarbonyl-alkyl, alkoxycarbonyl or alkoxycarbonylalkyl group, orR.sup.1 and R.sup.2, together with the C.dbd.C double bond, represent an optionally substituted mono-unsaturated or polyunsaturated ring which can also contain heteroatoms, orR.sup.2 and R.sup.3, together with the adjacent carbon atom, represent an optionally substituted, saturated or unsaturated ring which can also contain heteroatoms and/or a carbonyl group, orR.sup.2 and R.sup.3 together represent a radical of the formula ##STR2## wherein R.sup.6 represents a hydrogen atom or an alkyl group andR.sup.7 represents an alkyl or phenyl group andX.sup.1, X.sup.2 and X.sup.
    Type: Grant
    Filed: February 13, 1984
    Date of Patent: July 8, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Rudolf Thomas, Ludwig Eue, Robert Schmidt, Klaus Lurssen
  • Patent number: 4596599
    Abstract: New dextrorotatory enantiomers of phenoxy propionic acid derivatives of the formula ##STR1## in which R.sup.1 represents a radical of the formula ##STR2## wherein X.sup.1 represents hydrogen or halogen,X.sup.2 represents halogen or trifluoromethyl,X.sup.3 represents halogen or trifluoromethyl,X.sup.4 represents hydrogen or halogen andX.sup.5 represents hydrogen or halogen,Y represents oxygen or the radical SO.sub.m,whereinm represents 0, 1 or 2,R.sup.2 represents hydrogen or methyl,n represents 1 or 2 andR.sup.3 and R.sup.4 independently of one another represent hydrogen, halogen, alkyl with 1 to 4 carbon atoms, alkoxy with 1 to 4 carbon atoms, alkylthio with 1 to 4 carbon atoms, nitro, cyano or alkoxycarbonyl with 1 to 4 carbon atoms in the alkoxy group, and their use as herbicides.
    Type: Grant
    Filed: December 12, 1983
    Date of Patent: June 24, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Koichi Moriya, Uwe Priesnitz, Hans-Jochem Riebel, Ludwig Eue, Robert R. Schmidt
  • Patent number: 4596594
    Abstract: Herbicidally active novel phenoxypropionic acid derivatives of the formula ##STR1## in which X represents oxygen or sulphur,Y represents oxygen, sulphur or the grouping of the formula NR,R represents hydrogen or alkyl with 1 to 6 carbon atoms,Z represents nitrogen or the CH group,R.sup.1 represents hydrogen or halogen andR.sup.2 represents alkyl with 1 to 6 carbon atoms.
    Type: Grant
    Filed: September 9, 1985
    Date of Patent: June 24, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Ludwig Eue, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 4585471
    Abstract: Substituted 5-trifluoromethyl-1,3,4-thiadiazol-2-yl-oxyacetic acid amides of the formula ##STR1## in which R.sup.1 and R.sup.2 are identical or different and each represent alkyl, alkenyl, alkinyl, alkoxy, aralkyl, cycloalkyl, cycloalkenyl or aryl, each of which is optionally substituted, or a nitrogen-containing heterocyclic radical, or, together with the nitrogen atom to which they are bonded, form an optionally substituted, optionally partially unsaturated and optionally benzo-fused monocyclic or bicyclic structure which optionally contains further hetero atoms, with the proviso that R.sub.1 does not represent methyl when R.sup.2 represents phenyl, which possess herbicidal activity.
    Type: Grant
    Filed: May 10, 1985
    Date of Patent: April 29, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Wolfgang J. Hofer, deceased, Robert R. Schmidt, Ludwig Eue
  • Patent number: 4585870
    Abstract: Novel substituted pyridyl-phenyl ethers of the formula ##STR1## in which X represents trifluoromethyl or chlorine,Y represents hydrogen or chlorine,R.sup.1 represents hydrogen or methyl andR.sup.2 represents formyl or the radicals of the formulae ##STR2## in which R.sup.3 represents alkyl with 1 to 4 carbon atoms,or the two radicals R.sup.3 together represent an alkylene chain with 2 or 3 carbon atoms,R.sup.4, R.sup.5, R.sup.6 and R.sup.7 independently of one another represent hydrogen or alkyl with 1 to 4 carbon atoms,m represents 1 or 2,n represents 0 or 1 andZ represents trimethylsilyl, optionally substituted azolyl which is bonded via nitrogen or the radicals of the formulae ##STR3## in which R.sup.8 represents alkyl with 1 to 4 carbon atoms,or the two radicals R.sup.8 together represent an alkylene chain with 2 or 3 carbon atoms,R.sup.9 represents alkyl with 1 to 4 carbon atoms,X.sup.1 represents oxygen or sulphur andR.sup.10 and R.sup.
    Type: Grant
    Filed: February 7, 1984
    Date of Patent: April 29, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Erich Klauke, Uwe Priesnitz, Hans-Jochem Riebel, Ludwig Eue, Robert R. Schmidt
  • Patent number: 4565566
    Abstract: Novel herbicides of the formula ##STR1## in which R.sup.1 and R.sup.2 each independently is alkyl,X is cyano, alkoxycarbonyl or aminocarbonyl, andY is hydrogen or, if X is cyano, may also be trimethylsilyl,can be prepared by reacting an imidazo-pyrrolo-pyridine of the formula ##STR2## with trimethylsilyl cyanide of the formula(CH.sub.3).sub.3 Si--CN.
    Type: Grant
    Filed: July 3, 1985
    Date of Patent: January 21, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wilfried Draber, Ludwig Eue, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 4561879
    Abstract: The invention relates to new N-substituted halogenoacetanilides of the general formula ##STR1## in which R represents an optionally substituted N-containing heterocyclic radical,X and Y which may be identical or different, each represent alkyl,Z represents halogen andn represents 0, 1 or 2,and their acid addition salts and metal salt complexes, to a process for the preparation of the new compounds and to their use as herbicides.
    Type: Grant
    Filed: September 19, 1984
    Date of Patent: December 31, 1985
    Assignee: Bayer Aktiengesellschaft
    Inventors: Rudolf Thomas, Wilfried Draber, Robert R. Schmidt, Ludwig Eue
  • Patent number: 4549899
    Abstract: A substituted 3-trihalogenomethyl-1,2,4-thiadiazol-5-yl-oxyacetamide of the formula ##STR1## in which x represents --CFCl.sub.2, --CF.sub.2 Cl or --CF.sub.3 and R.sup.1 and R.sup.2 are identical or different and individually represent optionally substituted alkyl, alkenyl, alkinyl, alkoxy, aralkyl, cycloalkyl, cycloalkenyl, aryl or a nitrogen-containing heterocyclic radical, or, together with the nitrogen atom to which they are bonded, form an optionally substituted, optionally partially unsaturated and optionally benzofused monocyclic or bicyclic structure which optionally contains further hetero atoms, which possesses herbicidal activity.
    Type: Grant
    Filed: July 20, 1983
    Date of Patent: October 29, 1985
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Erich Klauke, Ludwig Eue, Robert R. Schmidt, Klaus Lurssen
  • Patent number: 4548639
    Abstract: N-Acyl-piperidone ketal compounds of the formula ##STR1## in which R.sup.1 represents alkyl or halogen,R.sup.2 represents halogen,R.sup.3 represents alkyl andR.sup.4 represents alkyl, orR.sup.3 and R.sup.4 together represent an optionally branched alkylene chain, andR.sup.5, R.sup.6, R.sup.7 and R.sup.8 independently of one another represent hydrogen or alkyl,and their use as antidotes for protecting crop plants from herbicidal damage.
    Type: Grant
    Filed: September 28, 1982
    Date of Patent: October 22, 1985
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hans-Jochem Riebel, Ludwig Eue, Wilfried Faust, Uwe Priesnitz
  • Patent number: 4541858
    Abstract: Novel chlorinated phosphorylmethylcarbonyl derivatives of the formula ##STR1## in which R.sup.1 represents an optionally substituted radical from the series comprising alkyl, aryl, aralkyl, alkoxy and aralkoxy andR.sup.2 represents an optionally substituted radical from the series comprising alkoxy and aralkoxy, orR.sup.1 and R.sup.2 together represent an alkanedioxy radical,X represents hydrogen or chlorine andR.sup.3 represents the grouping ##STR2## in which R.sup.4 represents hydrogen or optionally substituted alkyl andR.sup.5 represents optionally substituted alkoxycarbonyl radical or an optionally substituted pyrazolyl radical; orif X represents chlorine, R.sup.3 also may represent optionally substituted radical from the series comprising alkyl, cycloalkyl, alkylamino and cycloalkylamino,which possesses fungicidal activity as well as herbicidal activity, but not against rice. Some intermediates are also new.
    Type: Grant
    Filed: March 20, 1984
    Date of Patent: September 17, 1985
    Assignee: Bayer Aktiengesellschaft
    Inventors: Theodor Pfister, Ludwig Eue, Robert R. Schmidt, Gerd Hanssler
  • Patent number: 4540430
    Abstract: A substituted 3-trichloromethyl-1,2,4-thiadiazol-5-yl-oxyacetamide of the formula ##STR1## in which R.sup.1 and R.sup.2 are identical or different and individually represent optionally substituted alkyl, alkenyl, alkinyl, alkoxy, aralkyl, cycloalkyl, cycloalkenyl, aryl or a nitrogen-containing heterocyclic radical, or, together with the nitrogen atom to which they are bonded, form an optionally substituted, optionally partially unsaturated and optionally benzo-fused monocyclic or bicyclic structure which optionally contains further heteroatoms,which possesses herbicidal activity.
    Type: Grant
    Filed: July 18, 1983
    Date of Patent: September 10, 1985
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Hans-Joachim Diehr, Jorg Stetter, Ludwig Eue, Robert R. Schmidt
  • Patent number: 4540827
    Abstract: Herbicidally active compounds of the formula ##STR1## in which .sup.1 represents a hydrogen or chlorine atom,R.sup.2 represents a hydrogen atom, a cyano group, an optionally substituted radical selected from alkyl, aryl, alkanoyl, benzoyl, alkoxycarbonyl, alkenoxycarbonyl, alkinoxycarbonyl, aralkoxycarbonyl and aryloxycarbonyl, or a radical of the general formula --COOM,in whichM represents a hydrogen atom, one equivalent of an alkali metal ion or alkaline earth metal ion or optionally substituted ammonium, andR.sup.3 represents a cyano group or a radical of the general formula ##STR2## wherein Y represent an oxygen or sulphur atom or an imino (NH) or alkylimino (Nalkyl) group,R.sup.4 and R.sup.5 independently of each other represent a hydrogen atom or a methyl group,n is 0 or 1 andZ represents an optionally substituted radical.Novel intermediates therefor are also shown.
    Type: Grant
    Filed: June 1, 1984
    Date of Patent: September 10, 1985
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Ludwig Eue, Robert Schmidt
  • Patent number: 4518416
    Abstract: Novel substituted pyridyl-phenyl ethers of the formula ##STR1## in which X represents trifluoromethyl or chlorine,Y represents hydrogen or chlorine,R.sup.1 represents hydrogen or methyl andR.sup.2 represents formyl or the radicals of the formulae ##STR2## in which R.sup.3 represents alkyl with 1 to 4 carbon atoms, or the two radicals R.sup.3 together represent an alkylene chain with 2 or 3 carbon atoms,R.sup.4, R.sup.5, R.sup.6 and R.sup.7 independently of one another represent hydrogen or alkyl with 1 to 4 carbon atoms,m represents 1 or 2,n represents 0 or 1 andZ represents trimethylsilyl, optionally substituted azolyl which is bonded via nitrogen or the radicals of the formulae ##STR3## in which R.sup.8 represents alkyl with 1 to 4 carbon atoms, or the two radicals R.sup.8 together represent an alkylene chain with 2 or 3 carbon atoms,R.sup.9 represents alkyl with 1 to 4 carbon atoms,X.sup.1 represents oxygen or sulphur andR.sup.10 and R.sup.
    Type: Grant
    Filed: May 18, 1983
    Date of Patent: May 21, 1985
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Erich Klauke, Uwe Priesnitz, Hans-Jochem Riebel, Ludwig Eue, Robert R. Schmidt
  • Patent number: 4517011
    Abstract: The invention relates to new N-substituted halogenoacetanilides of the general formula ##STR1## in which R represents an optionally substituted N-containing heterocyclic radical,X and Y which may be identical or different, each represent alkyl,Z represents halogen andn represents 0, 1 or 2,and their acid addition salts and metal salt complexes, to a process for the preparation of the new compounds and to their use as herbicides.
    Type: Grant
    Filed: January 12, 1978
    Date of Patent: May 14, 1985
    Assignee: Bayer Aktiengesellschaft
    Inventors: Rudolf Thomas, Wilfried Draber, Robert R. Schmidt, Ludwig Eue
  • Patent number: 4509971
    Abstract: Novel substituted carboxylic acid amide compound of the formula ##STR1## wherein n is an integer from 1 to 4each R is independently selected from hydrogen, halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, haloalkylthio, amino, alkylamino, dialkylamino, nitro, cyano and alkoxycarbonyl; and two R radicals taken together can represent methylenedioxy, dichloromethylenedioxy or difluoromethylenedioxy,R.sup.1 is hydrogen or alkyl,R.sup.2 and R.sup.3 are individually selected from hydrogen or a radical selected from alkyl, alkenyl, alkynyl, aralkyl, cycloalkyl, aryl and nitrogen-containing heterocycles, each of which radicals may be substituted and each of which radicals may, together with the nitrogen atom to which they are attached, form an optionally substituted, optionally partially unsaturated and optionally benzofused monocyclic or bicyclic radical, which may contain one or more further hetero-atoms, and X is oxygen or sulfur.
    Type: Grant
    Filed: August 19, 1983
    Date of Patent: April 9, 1985
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Wolfgang Hofer, Volker Mues, Ludwig Eue, Robert R. Schmidt
  • Patent number: 4500341
    Abstract: Phenoxycarboxylic acid amide compound of the formula ##STR1## wherein R.sup.1 and R.sup.2 are individually selected from hydrogen and methyl,R.sup.3 is hydrogen or alkyl with from 1 to 5 carbon atomsR.sup.4 is optionally substituted alkoxycarbonylalkyl, aminocarbonylalkyl or dialkylaminocarbonylalkyl, phenyl, or substituted phenyl wherein the substituent is at least one of the group consisting of alkyl, alkoxy or alkylthio of from 1 to 4 carbon atoms, carbalkoxy of from 2 to 4 carbon atoms, halogen, and nitro; orR.sup.3 and R.sup.
    Type: Grant
    Filed: October 21, 1981
    Date of Patent: February 19, 1985
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Ludwig Eue, Robert R. Schmidt
  • Patent number: 4488895
    Abstract: Novel N-Diazolylalkyl-haloacetanilides of the formula ##STR1## wherein A is oxygen, sulphur or the grouping <NR,wherein R is hydrogen or alkyl,R.sup.1 is hydrogen, alkyl or alkoxy,R.sup.2 is hydrogen, alkyl, alkoxy or halogen,R.sup.3 is hydrogen, alkyl, alkoxy or halogen,R.sup.4 is hydrogen or alkyl,X is hydrogen, alkyl, halogen, alkoxy, alkylthio, haloalkyl, alkenyl, alkynyl, alkoxycarbonyl, dialkylamino, cyano, phenyl, substituted phenyl, phenoxy, substituted phenoxy, phenylthio or substituted phenylthio, andZ is halogen,and in which the diazolyl radical is bonded via a carbon atom, and acid addition salts and metal salt complexes thereof.
    Type: Grant
    Filed: January 28, 1982
    Date of Patent: December 18, 1984
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jorg Stetter, Klaus Ditgens, Rudolf Thomas, Ludwig Eue, Robert R. Schmidt
  • Patent number: 4482736
    Abstract: Herbicidally active compounds of the formula ##STR1## in which R.sup.1 represents a hydrogen or chlorine atom,R.sup.2 represents a hydrogen atom, a cyano group, an optionally substituted radical selected from alkyl, aryl, alkanoyl, benzoyl, alkoxycarbonyl, alkenoxycarbonyl, alkinoxycarbonyl, aralkoxycarbonyl and aryloxycarbonyl, or a radical of the general formula--COOM,in whichM represents a hydrogen atom, one equivalent of an alkali metal ion or alkaline earth metal ion or optionally substituted ammonium, andR.sup.3 represents a cyano group or a radical of the general formula ##STR2## wherein Y represents an oxygen or sulphur atom or an imino (NH) or alkylimino (Nalkyl) group,R.sup.4 and R.sup.5 independently of each other represent a hydrogen atom or a methyl group,n is 0 or 1 andZ represents an optionally substituted radical,Novel intermediates therefor are also shown.
    Type: Grant
    Filed: July 14, 1983
    Date of Patent: November 13, 1984
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Ludwig Eue, Robert Schmidt
  • Patent number: 4481365
    Abstract: A trifluoromethyl-phenoxy-phenyl-silicon compound is disclosed of the general formula ##STR1## in which X.sup.1 and X.sup.2 independently of each other represent a hydrogen, fluorine, chlorine, bromine or iodine atom,Y represents a hydrogen or halogen atom or a cyano or nitro group,n is 0 or 1,m is 0, 1, 2 or 3,p is 0, 1, 2 or 3,X.sup.3 and X.sup.4 independently of each other represent oxygen or a --CO--O-- group,R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently of one another represent a hydrogen atom or a C.sub.1 to C.sub.5 alkyl group,R.sup.5 and R.sup.6 independently of each other represent a C.sub.1 to C.sub.5 alkyl group, andR.sup.7 represents a C.sub.1 to C.sub.5 alkyl or hydroxyl group, a chlorine, bromine, or iodine atom or a C.sub.2 to C.sub.5 alkenoxy, C.sub.2 to C.sub.5 alkinoxy,C.sub.1 to C.sub.5 alkylthio, C.sub.2 to C.sub.5 alkenyl-thio or C.sub.2 to C.sub.5 alkinyl-thio group or a C.sub.1 to C.sub.
    Type: Grant
    Filed: October 12, 1982
    Date of Patent: November 6, 1984
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Ludwig Eue, Robert Schmidt, Klaus Lurssen