Patents by Inventor Stephan Trah

Stephan Trah 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: 6313344
    Abstract: Compounds of formula (I), wherein either X is CH or N, Y is OR1 and Z is O, or X is N, Y is NHR8 and Z is O, S or S(═O); R1, R2 and R3 are as defined according to the specification; m is 0, 1 or 2; R5 is, for example, halogen, C1-C6alkyl, halo-C1-C6alkyl or C3-C6cycloalkyl; n is 0, 1, 2, 3 or 4; R9 is methyl, fluoromethyl or difluoromethyl; A and R7 are as defined according to the specification; D is O, S, —S(═O) or S(═O)2; G is C1-C6aalkylene; T—R6 is R6, —C(═N—O—A1—R77)—R6; —SiR14(R15)—R6; —C(═O)—R6; —C(R16)═C(R17)—R6, —C≡C—R6 or —D—R6; R6 is C1-C4alkyl or unsubstituted or substituted aryl or heteroaryl; A1 and R77 are as defined above for A and R7; L is U—R18, P(OR)vR11R12, P(S)wR11R12 or N(aryl)R13; v and w are 0 or 1; U—R18 is —C(═O)—C(═O)—R18; —C(OH)—C(OH)—R18; —C(═N&md
    Type: Grant
    Filed: May 27, 1998
    Date of Patent: November 6, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Stephan Trah, Henry Szczepanski, Ottmar Franz Hüter, Roger Graham Hall, Saleem Farooq, Alfons Pascual
  • Patent number: 6313166
    Abstract: Compounds of the formula I and the isomers thereof, in which either a) X is an N atom and Y is OR11 or N(R12)R13, or b) X is CH and Y is OR11, and in which furthermore: R11 is C1-C4alkyl; R12 and R13, independenty, are hydrogen or C1-C4alkyl; A is an O atom or the group NR4; and wherein R1, R2 and R3 are as defined herein, are pesticidal active ingredients. They can be used for pest control, in particular as microbicides, insecticides and acaricides in agriculture, horticulture and in the hygiene sector.
    Type: Grant
    Filed: June 22, 1999
    Date of Patent: November 6, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hugo Ziegler, Stephan Trah, Saleem Farooq, René Zurflüh
  • Patent number: 6156923
    Abstract: The invention relates to a process for the preparation of compounds of the formula ##STR1## or, if appropriate, a tautomer thereof, in each case in the free form or in salt form, in whichA, X, Y, Z, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.7, R.sub.9 and n are as defined in claim 1 and the C.dbd.N double bond marked with E has the E configuration, which comprisesa1) reacting either a compound of the formula (II) mentioned above with a compound of the formula (III) mentioned above, in which X.sub.1 is a leaving group, ora2) a compound of the formula (IV) mentioned above, if appropriate in the presence of a base, with a compound of the formula (V) mentioned above, orb1) reacting a compound of the formula (VI) mentioned above with a compound of the formula R.sub.7 --A--X.sub.2 (VII), in which X.sub.
    Type: Grant
    Filed: December 6, 1996
    Date of Patent: December 5, 2000
    Assignee: Novartis Corporation
    Inventors: Saleem Farooq, Stephan Trah, Hugo Ziegler, Rene Zurfluh
  • Patent number: 6150386
    Abstract: Compounds of formula (I) and their possible isomers and isomer mixtures, in which (Z) is a group (a), (b), (c) or (d) and in which the other substituents are as defined herein.
    Type: Grant
    Filed: December 22, 1997
    Date of Patent: November 21, 2000
    Assignee: Novartis Crop Protection, Inc.
    Inventors: Stephan Trah, Rene Zurfluh
  • Patent number: 5981585
    Abstract: Compounds of the formula I ##STR1## and the isomers thereof, in which either a) X is an N atom and Y is OR.sub.11 or N(R.sub.12)R.sub.13, orb) X is CH and Y is OR.sub.11,and in which furthermore:R.sub.11 is C.sub.1 -C.sub.4 alkyl;R.sub.12 and R.sub.13, independently, are hydrogen or C.sub.1 -C.sub.4 alkyl;A is an O atom or the group NR.sub.4 ; and whereinR.sub.1, R.sub.2 and R.sub.3 are as defined herein, are pesticidal active ingredients. They can be used for pest control, in particular as microbicides, insecticides and acaricides in agriculture, horticulture and in the hygiene sector.
    Type: Grant
    Filed: November 12, 1997
    Date of Patent: November 9, 1999
    Assignee: Novartis Finance Corporation
    Inventors: Hugo Ziegler, Stephan Trah, Saleem Farooq, Rene Zurfluh
  • Patent number: 5977182
    Abstract: Compounds of formula (I), wherein Y is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, OH, CN, NO.sub.2, Si(CH.sub.3).sub.3, CF.sub.3 or halogen, and T is a group (a) or (b), and wherein the remaining substituents have the following definitions: X is O, S or NR.sub.13 ; A is O or NR.sub.4 ; R.sub.1 is hydrogen, C.sub.1 -C.sub.4 alkyl, halo-C.sub.1 -C.sub.4 alkyl, cyclopropyl, C.sub.1 -C.sub.4 alkoxymethyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio or cyano; R.sub.2 is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.6 cycloalkyl, cyano unsubstituted or substituted C.sub.1 -C.sub.6 alkoxycarbonyl, unsubstituted or substituted di(C.sub.1 -C.sub.6 alkyl)aminocarbonyl, unsubstituted or substituted C.sub.1 -C.sub.6 alkyl-S(O).sub.q, unsubstituted or substituted aryl-S(O).sub.q, unsubstituted or substituted heteroaryl, unsubstituted or substituted heterocyclyl, unsubstituted or substituted heterocyclylcarbonyl or unsubstituted or substituted phenyl; and R.sub.
    Type: Grant
    Filed: May 1, 1997
    Date of Patent: November 2, 1999
    Assignee: Novartis Finance Corporation
    Inventors: Rene Zurfluh, Hugo Ziegler, Stephan Trah
  • Patent number: 5965613
    Abstract: The present invention relates to aromatic compounds, namely substituted methyl 2-phenyl-3-methoxy-acrylates of the general formula ##STR1## where X represents an aldimino or ketimino group, in particular a group ##STR2## where R.sup.1 and R.sup.2 independently of one another denote hydrogen, C.sub.1-12 -alkyl, C.sub.1-4 -haloalkyl, and C.sub.1-4 -alkoxy-C.sub.1 -C.sub.4 -alcyl.
    Type: Grant
    Filed: September 22, 1997
    Date of Patent: October 12, 1999
    Assignee: Novartis Finance Corporation
    Inventors: Hans P. Isenring, Stephan Trah, Bettina Drechsel
  • Patent number: 5932583
    Abstract: Bis-oxime derivatives of the formula I ##STR1## W is oxygen or sulfur, and the other substituents defined as follows: R.sub.1 =hydrogen, C.sub.1 -C.sub.4 alkyl; cyclopropyl;R.sub.2 =hydrogen, C.sub.1 -C.sub.6 alkyl; halo(C.sub.1 -C.sub.6) alkyl; C.sub.2 -C.sub.6 alkoxyalkyl; C.sub.3 -C.sub.6 cycloalkyl; substituted or unsubstituted aryl; substituted or unsubstituted heteroaryl; cyano; C.sub.1 -C.sub.6 alkoxycarbonyl; C.sub.1 -C.sub.6 alkyl-S(O).sub.n ; substituted or unsubstituted aryl-S(O).sub.n ; C.sub.1 -C.sub.6 alkoxy; substituted or unsubstituted aryloxy; substituted or unsubstituted heteroaryloxy; unsubstituted or mono- to trimethyl-substituted heterocyclyl; substituted or unsubstituted aryl-C.sub.1 -C.sub.6 alkyl; substituted or unsubstituted heteroaryl-C.sub.1 -C.sub.6 alkyl;R.sub.3 =hydrogen; C.sub.1 -C.sub.6 alkyl; C.sub.1 -C.sub.6 haloalkyl having 1 to 5 halogen atoms; C.sub.1 -C.sub.4 alkoxy-C.sub.1 -C.sub.2 -alkyl; unsubstituted or mono- to trihalo-substituted C.sub.1 -C.sub.6 alkenyl; C.sub.
    Type: Grant
    Filed: December 23, 1997
    Date of Patent: August 3, 1999
    Assignee: Novartis Crop Protection, Inc.
    Inventors: Hugo Ziegler, Stephan Trah, Rene Zurfluh, Anthony Cornelius O'Sullivan
  • Patent number: 5863951
    Abstract: The present invention relates to oxime ethers of general formula (I) and to their isomers and isomer mixtures which are possible in which (a) X is an N atom and Y is an oxygen atom or NH, or (b) X is CH and Y is an oxygen atom, in which furthermore R.sub.1 is C.sub.1 -C.sub.4 alkyl; R.sub.2 is hydrogen, C.sub.1 -C.sub.4 alkyl cyclopropyl or cyano; R.sub.3 is cyano, substituted or unsubstituted C.sub.1 -C.sub.6 alkoxycarbonyl, substituted or unsubstituted di(C.sub.1 -C.sub.6 alkyl)aminocarbonyl, substituted or unsubstituted C.sub.1 -C.sub.6 alkyl-S(O).sub.n, substituted or unsubstituted aryl-S(O).sub.n, substituted or unsubstituted heteroaryl, substituted or unsubstituted heterocyclyl or substituted or unsubstituted heterocyclylcarbonyl; and R.sub.4 is C.sub.1 -C.sub.6 alkyl; C.sub.1 -C.sub.6 haloalkyl having 1 to 5 halogen atoms; C.sub.1 -C.sub.4 alkoxy-C.sub.1 -C.sub.2 alkyl; C.sub.2 -C.sub.6 alkenyl which is unsubstituted or substituted by 1 to 3 halogen atoms; C.sub.3 -C.sub.6 alkynyl; C.sub.3 -C.sub.
    Type: Grant
    Filed: April 3, 1997
    Date of Patent: January 26, 1999
    Assignee: Novartis Finance Corporation
    Inventors: Hugo Ziegler, Stephan Trah, Rene Zurfluh
  • Patent number: 5786374
    Abstract: The present invention relates to benzisoxazole compounds, pesticidal compositions containing them, and their preparations thereof.
    Type: Grant
    Filed: May 1, 1997
    Date of Patent: July 28, 1998
    Assignee: Novartis Corporation
    Inventors: Saleem Farooq, Stephan Trah, Rene Zurfluh
  • Patent number: 5756426
    Abstract: Described herein are compounds of the formula I ##STR1## and the isomers thereof, in which either a) X is an N atom andY is OR.sub.11 or N(R.sub.12)R.sub.13, orb) X is CH andY is OR.sub.11,and in which furthermore:R.sub.11 is C.sub.1 -C.sub.4 alkyl;R.sub.12 and R.sub.13, independently, are hydrogen or C.sub.1 -C.sub.4 alkyl;A is an O atom or the group NR.sub.4 ; and whereinR.sub.1, R.sub.2 and R.sub.3 are as defined herein, are pesticidal active ingredients. They can be used for pest control, in particular as microbicides, insecticides and acaricides in agriculture, horticulture and in the hygiene sector.
    Type: Grant
    Filed: September 11, 1995
    Date of Patent: May 26, 1998
    Assignee: Novartis Corporation
    Inventors: Hugo Ziegler, Stephan Trah, Saleem Farooq, Rene Zurfluh
  • Patent number: 5710314
    Abstract: Compounds of formula I ##STR1## and possible isomers and isomeric mixtures thereof, wherein a)X is CH.sub.2 F or CHF.sub.2 ;Y is CH andZ is OMe, orb)X is CH.sub.2 F or CHF.sub.2 ;Y is a nitrogen atom andZ is OMe or NHCH.sub.3,and wherein alsom is 0, 1, 2, 3, 4 or 5 andU represents identical or different substituents selected from halogen, cyano, nitro, C.sub.1 -C.sub.12 alkyl, C.sub.3 -C.sub.8 cycloalkyl, C.sub.3 -C.sub.6 alkenyl, C.sub.3 -C.sub.6 alkenyloxyiminomethyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkoxyiminomethyl, C.sub.1 -C.sub.2 haloalkyl, C.sub.1 -C.sub.2 haloalkoxy, unsubstituted or substituted phenyl, unsubstituted or substituted phenoxy and unsubstituted or substituted benzyl or represents substituents at two adjacent positions of the phenyl ring of formula I that define a fused hydrocarbon bridge so as to form a larger hydrocarbon ring having up to 14 carbon atoms, are suitable for controlling and preventing microorganisms, insects and Acarina on plants.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: January 20, 1998
    Assignee: Novartis Corporation
    Inventors: Albert Pfiffner, Stephan Trah
  • Patent number: 5612338
    Abstract: Compounds of the formula ##STR1## wherein R.sub.1 is hydrogen or methyl,R.sub.2 is hydrogen, halogen, OCH.sub.3, SCH.sub.3 or CN,R.sub.3, R.sub.4, R.sub.5 are each independently of one another hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.2 -C.sub.5 alkoxycarbonyl, C.sub.1 -C.sub.5 alkanoyl, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 haloalkoxy, CN, NO.sub.2, or wherein two of those substituents are adjacent to each other and together are a methylenedioxy or difluoromethylenedioxy radical,K, L, M are each independently of one another CH or N (=nitrogen atom), but at least one of these three substituents is N, andY is oxygen or sulfur,are effective microbicides for controlling fungal diseases. They can be used for plant protection by themselves or as formulated compositions.
    Type: Grant
    Filed: July 28, 1995
    Date of Patent: March 18, 1997
    Assignee: Ciba-Geigy Corporation
    Inventor: Stephan Trah
  • Patent number: 5606095
    Abstract: 2-Aminooxymethylenephenylacetic acid ester derivatives of the formula ##STR1## wherein Z.sub.1 and Z.sub.2 are hydrogen, halogen, hydroxy, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 haloalkoxy, C.sub.1 -C.sub.4 alkylcarbonyl, phenoxy, nitro or cyano, or Z.sub.1 and Z.sub.2, together with the linking phenyl radical, are naphthalene or hydrogenated naphthalene, and R.sub.3 is hydrogen or C.sub.1 -C.sub.12 alkyl. The compounds of this invention may be used as the free base or as a protic acid salt and are important intermediates for the manufacture of microbicides for plant protection.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: February 25, 1997
    Assignee: Ciba-Geigy Corporation
    Inventors: Albert Pfiffner, Stephan Trah, Hugo Ziegler
  • Patent number: 5554735
    Abstract: Azo oxime ethers of formula (I), in which X is CH or N, R.sub.1 is hydrogen, C.sub.1 -C.sub.3 alkyl, trifluoromethyl or cylclopopy and R.sub.2 is aryl or heteroaryl, have an activity against phytopathogenic fungi. They can be used in the form of formulaions as crop protection products, seed-dressing products and wood preservatives.
    Type: Grant
    Filed: August 26, 1994
    Date of Patent: September 10, 1996
    Assignee: Ciba-Geigy Corporation
    Inventors: Hugo Ziegler, Stephan Trah
  • Patent number: 5376677
    Abstract: The invention relates to novel compounds of the formula ##STR1## in which R is as defined in the description, to their preparation, to fungicidal compositions which contain such compounds as active substances, and to the use of the active substances or compositions for controlling fungi in agriculture and horticulture.
    Type: Grant
    Filed: March 22, 1993
    Date of Patent: December 27, 1994
    Assignee: Ciba-Geigy Corporation
    Inventor: Stephan Trah