Patents by Inventor Karl Seckinger

Karl Seckinger 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: 6673938
    Abstract: Compounds of formula (I), in which the substituents are as defined in claim 1 and the agrochemically tolerated salts M+ and all stereoisomers and tautomers of the compounds of formula (I) are suitable for use as herbicides.
    Type: Grant
    Filed: January 7, 2003
    Date of Patent: January 6, 2004
    Assignee: Syngenta Participations AG
    Inventors: Andrew Edmunds, Christoph Lüthy, Karl Seckinger, Alain De Mesmaeker, Walter Kunz, Jürgen Schaetzer
  • Patent number: 6534445
    Abstract: Compounds of formula (I), in which the substituents are as defined in claim 1 and the agrochemically tolerated salts M+ and all stereoisomers and tautomers of the compounds of formula (I) are suitable for use as herbicides.
    Type: Grant
    Filed: June 22, 2001
    Date of Patent: March 18, 2003
    Assignee: Syngenta Participations AG
    Inventors: Andrew Edmunds, Christoph Lüthy, Karl Seckinger, Alain De Mesmaeker, Walter Kunz, Jürgen Schaetzer
  • Publication number: 20030040437
    Abstract: 1
    Type: Application
    Filed: June 22, 2001
    Publication date: February 27, 2003
    Inventors: Andrew Edmunds, Christoph Luthy, Karl Seckinger, Alain De Mesmaeker, Walter Kunz, Jurgen Schaetzer
  • Patent number: 6498125
    Abstract: Compounds of formula (I) in which the substituents are as defined in claim 1 are suitable for use as herbicides.
    Type: Grant
    Filed: March 12, 2001
    Date of Patent: December 24, 2002
    Assignee: Syngenta Participations AG
    Inventors: Andrew Edmunds, Karl Seckinger, Christoph Lüthy, Walter Kunz, Alain De Mesmaeker, Jürgen Schaetzer
  • Publication number: 20020016345
    Abstract: Compounds of formula (I) in which the substituents are as defined in claim 1 are suitable for use as herbicides.
    Type: Application
    Filed: March 12, 2001
    Publication date: February 7, 2002
    Inventors: Andrew Edmunds, Karl Seckinger, Christoph Luthy, Walter Kunz, Alain De Mesmaeker, Jurgen Schaetzer
  • Patent number: 5665681
    Abstract: The invention discloses compounds of formula I ##STR1## wherein X is oxygen or sulfur,R is hydrogen, chlorine or fluorine,R.sub.1 is fluorine, chlorine, bromine, cyano or methyl,R.sub.2 is halogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkylcarbonyloxy, C.sub.3-6 cycloalkoxy, C.sub.3-6 alkynyloxy, C.sub.3-6 alkenyloxy, --COOH, --CO--R.sub.3, --CO--NR.sub.4 R.sub.5, --NR.sub.6 R.sub.7, C.sub.2-6 alkenyl, N-pyrrolyl, 2-oxo-3-tetrahydrofuranyl or isC.sub.1-6 alkyl substituted with halogen, COOH, --CO--R.sub.3, --CO--NR.sub.8 R.sub.9, .dbd.N--OH, .dbd.N--C.sub.1-4 alkoxy, --O--CO--R.sub.3 or --O--C.sub.2-3 alkylene-O--; or isC.sub.2-6 alkenyl substituted with halogen, COOH, --CO--R.sub.3, --CO--NR.sub.8 R.sub.9 or C.sub.1-4 alkoxy; or isC.sub.1-6 alkoxy substituted with cyano, --CO--R.sub.3, C.sub.1-4 alkoxy, C.sub.3-6 cycloalkyl, oxiranyl, orC.sub.1-4 alkoxy or halogen; or isC.sub.3-6 alkenyloxy substituted by C.sub.2-5 alkynyl;R.sub.3 is C.sub.1-6 alkyl, C.sub.1-6 haloalkyl, C.sub.1-6 cyanoalkyl, C.sub.
    Type: Grant
    Filed: June 20, 1995
    Date of Patent: September 9, 1997
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Sasank Sekhar Mohanty, Karlheinz Milzner, Fred Kuhnen
  • Patent number: 5482921
    Abstract: This invention relates to novel 2-(2,4,5-substituted phenyl) hydantoin compounds, intermediates therefor, synthesis thereof, and the use of said compounds for combatting weeds.
    Type: Grant
    Filed: December 2, 1992
    Date of Patent: January 9, 1996
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Karlheinz Milzner, Fred Kuhnen, Sasank S. Mohanty
  • Patent number: 5457085
    Abstract: The invention relates to (1S,aRS)-2-chloro-N-(2,4-dimethyl-3-thienyl)-N-(2-metho1xy-1-methylethyl)a cetamide, a novel method of preparation, herbicidal compositions comprising said compound and methods of combatting weeds employing said compound.
    Type: Grant
    Filed: September 21, 1994
    Date of Patent: October 10, 1995
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Reynold Chollet, Stefan Blarer, Thomas Vettiger
  • Patent number: 5403817
    Abstract: Novel arylaminocarbonyl compounds, intermediates therefore, and the use of said compounds for the control of weeds are disclosed.
    Type: Grant
    Filed: February 5, 1993
    Date of Patent: April 4, 1995
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Fred Kuhnen
  • Patent number: 5362706
    Abstract: Hydantoin for the control of weeds are disclosed.
    Type: Grant
    Filed: November 9, 1992
    Date of Patent: November 8, 1994
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Fred Kuhnen
  • Patent number: 5312799
    Abstract: This invention described in this patent application relates to novel amides of the formula (I) ##STR1## wherein the substituents are as defined in the disclosure, intermediates for such amides, synthesis thereof and their use for the control of weeds.
    Type: Grant
    Filed: May 8, 1992
    Date of Patent: May 17, 1994
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Karlheinz Milzner, Fred Kuhnen, Sasank S. Mohanty
  • Patent number: 5221744
    Abstract: Arylaminocarbonyl compounds of the formula (I) ##STR1## wherein R.sub.2-6, X.sub.1, A and m are as defined in the disclosure, intermediates therefore, synthesis thereof, and the use of said compounds for the control of weeds are described.
    Type: Grant
    Filed: August 17, 1992
    Date of Patent: June 22, 1993
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Karlheinz Milzner, Fred Kuhnen, Sasank S. Mohanty
  • Patent number: 4666502
    Abstract: The invention provides 5-membered heteroaromatic compounds of formula IArN(Y)COCH.sub.2 Cl Iwherein Ar is a 5-membered heteroaromatic group comprising 1 or 2 heteroatoms selected from O, S and N and linked by a ring C-atom to the N-atom of the N(Y)COCH.sub.2 Cl group to which it is bound, whereby where Ar is pyrazolyl, said N(Y)COCH.sub.2 Cl group is in the 4-position,and Y is as specified in the description,the use of these compounds as herbicides, compositions for facilitating such use and the preparation of the chloroacetamides.
    Type: Grant
    Filed: February 3, 1983
    Date of Patent: May 19, 1987
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Fred Kuhnen, Karlheinz Milzner
  • Patent number: 4657579
    Abstract: The invention provides novel pyrimidine compounds substituted in the 5-position by a chloroacetylamino group which are useful as herbicides. Other objects of the invention are herbicidal compositions comprising such novel compounds and methods of combatting weeds with the aid of said novel compounds.
    Type: Grant
    Filed: March 6, 1985
    Date of Patent: April 14, 1987
    Assignee: Sandoz Ltd.
    Inventors: Karlheinz Milzner, Fred Kuhnen, Karl Seckinger
  • Patent number: 4579585
    Abstract: The invention provides novel phenylurea of formula I ##STR1## wherein R.sub.1 is H or CHO,R.sub.2 is H, CH.sub.3 or OCH.sub.3R.sub.3 is a group G.sub.1 of the formula ##STR2## or a group G.sub.2 of the formula CH(CH.sub.3)CH.sub.2 Y in which Y is halogen selected from Cl or F or is CH.sub.3 O andX is H or halogen selected from Cl or Br,the use of these novel compounds as herbicides, compositions for facilitating such use and the preparation of the novel phenylurea.
    Type: Grant
    Filed: March 4, 1985
    Date of Patent: April 1, 1986
    Assignee: Sandoz Ltd.
    Inventor: Karl Seckinger
  • Patent number: 4472425
    Abstract: The invention provides novel N-acylamino thiophene derivatives, e.g. N-(methoxyacetyl)-N-(5-bromo-4-methyl-2-methylthiothien-3-yl)alanine methyl ester, which are useful as fungicides. Other objects of the invention are fungicidal compositions comprising such novel compounds and methods of combatting phytopathogenic fungi with the acid of said novel compounds.
    Type: Grant
    Filed: September 6, 1983
    Date of Patent: September 18, 1984
    Assignee: Sandoz Ltd.
    Inventors: Rudolf Sandmeier, Karl Seckinger
  • Patent number: 4248621
    Abstract: The present invention relates to the novel selective herbicidal use of certain phenyl ureas falling under the formula ##STR1## wherein R.sub.1 and R.sub.2 are each, independently,H, or substituents such as alkyl andR.sub.3 is H, methyl or methoxy, in cultivated crops.
    Type: Grant
    Filed: October 9, 1979
    Date of Patent: February 3, 1981
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Rudolf Sandmeier
  • Patent number: 3966805
    Abstract: The present invention concerns novel N,N'-diphenyl-N-(N"-alkylcarbamoyl)formamidine derivatives of the formula: ##EQU1## wherein R.sub.1 is hydrogen or alkyl, R.sub.2 is alkyl and Ar.sub.1 and Ar.sub.2 are each phenyl or a substituted phenyl, which compounds are useful as herbicides.The present invention relates to N,N'-diphenyl-N-(N"-alkylcarbamoyl)formamidine derivatives.The present invention provides compounds of formula I, ##EQU2## wherein R.sub.1 is hydrogen or alkyl of 1 to 4 carbon atoms,R.sub.2 is alkyl of 1 to 4 carbon atoms, and eitherAr.sub.1 and Ar.sub.2 are the same, and are each phenyl or a substituted phenyl group selected from ##SPC1##WhereinR.sub.3 is chlorine, bromine, methyl, methoxy, or dimethyl or diethylsulphonamide andR.sub.4 is chlorine, bromine, methyl, methoxy or trifluoromethyl, orAr.sub.2 is phenyl andAr.sub.1 is a substituted phenyl group selected from ##SPC2##WhereinR.sub.3 ' is chlorine or methyl andR.sub.4 ' is chlorine, methyl or trifluoromethyl,With the proviso that Ar.sub.
    Type: Grant
    Filed: February 23, 1973
    Date of Patent: June 29, 1976
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Fritz Reisser