Patents by Inventor Laurenz Gsell
Laurenz Gsell 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).
-
Publication number: 20120022053Abstract: Compounds of the formula in which A is an unsubstituted or mono- to tetrasubstituted, aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical, where one to two of the substituents of A can be selected from the group consisting of halo-C1-C3alkyl, cyclopropyl, halocyclopropyl, C2-C3alkenyl, C2-C3alkynyl, halo-C2-C3alkenyl, halo-C2-C3alkynyl, halo-C1-C3alkoxy, C1-C3alkylthio, halo-C1-C3alkylthio, allyloxy, propargyloxy, allylthio, propargylthio, haloallyloxy, haloallylthio, cyano and nitro, and one to four of the substituents of A can be selected from the group consisting of C1-C3alkyl, C1-C3alkoxy and halogen; R is hydrogen, C1-C6alkyl, phenyl-C1-C4alkyl, C3-C6cycloalkyl, C2-C6alkenyl or C2-C6alkynyl; and X is N—NO2 or N—CN, and, if appropriate, tautomers thereof, in each case in free form or in salt form, can be used as agrochemical active ingredients and can be prepared in a manner known per se.Type: ApplicationFiled: January 25, 2010Publication date: January 26, 2012Applicant: SYNGENTA CROP PROTECTION, INC.Inventors: Peter Maienfisch, Laurenz Gsell
-
Publication number: 20110306772Abstract: The invention relates to a process for the preparation of 2-chloro-5-chloromethyl-thiazole, which is employed as intermediate in the preparation of compounds having a pesticidal action, which process comprises reacting a compound of formula (II), in free form or in salt form, (III), (IV), (V) or (VI) with a chlorinating agent, where R and M+ are as defined in claim 1; to the compounds of the formulae (III) and (IV), which are used in this process as intermediates; and to the use of, and a process for the preparation of, the compounds of the formulae (III) and (IV).Type: ApplicationFiled: August 22, 2011Publication date: December 15, 2011Applicant: Syngenta Crop Protection LLCInventors: Anthony Cornelius O'Sullivan, Laurenz Gsell, Rudolf Naef, Marcel Senn, Thomas Pitterna, David John Wadsworth
-
Patent number: 8013167Abstract: The invention relates to a process for the preparation of 2-chloro-5-chloromethyl-thiazole, which is employed as intermediate in the preparation of compounds having a pesticidal action, which process comprises reacting a compound of formula (II), in free form or in salt form, (III), (IV), (V) or (VI) with a chlorinating agent, where R and M+ are as defined in claim 1; to the compounds of the formulae (III) and (IV), which are used in this process as intermediates; and to the use of, and a process for the preparation of, the compounds of formulae (III) and (IV).Type: GrantFiled: December 12, 1996Date of Patent: September 6, 2011Assignee: Syngenta Crop Protection, Inc.Inventors: Anthony Cornelius O'Sullivan, Laurenz Gsell, Rudolf Naef, Marcel Senn, Thomas Pitterna, David John Wadsworth
-
Patent number: 7655650Abstract: Compounds of the formula in which A is an unsubstituted or mono- to tetrasubstituted, aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical, where one to two of the substituents of A can be selected from the group consisting of halo-C1-C3alkyl, cyclopropyl, halocyclopropyl, C2-C3alkenyl, C2-C3alkynyl, halo-C2-C3alkenyl, halo-C2-C3alkynyl, halo-C1-C3alkoxy, C1-C3alkylthio, halo-C1-C3alkylthio, allyloxy, propargyloxy, allylthio, propargylthio, haloallyloxy, haloallylthio, cyano and nitro, and one to four of the substituents of A can be selected from the group consisting of C1-C3alkyl, C1-C3alkoxy and halogen; R is hydrogen, C1-C6alkyl, phenyl-C1-C4alkyl, C3-C6cycloalkyl, C2-C6alkenyl or C2-C6alkynyl; and X is N—NO2 or N—CN, and, if appropriate, tautomers thereof, in each case in free form or in salt form, can be used as agrochemical active ingredients and can be prepared in a manner known per se.Type: GrantFiled: May 8, 2007Date of Patent: February 2, 2010Assignee: Syngenta CorporationInventors: Peter Maienfisch, Laurenz Gsell
-
Publication number: 20070219188Abstract: Compounds of the formula in which A is an unsubstituted or mono- to tetrasubstituted, aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical, where one to two of the substituents of A can be selected from the group consisting of halo-C1-C3alkyl, cyclopropyl, halocyclopropyl, C2-C3alkenyl, C2-C3alkynyl, halo-C2-C3alkenyl, halo-C2-C3alkynyl, halo-C1-C3alkoxy, C1-C3alkylthio, halo-C1-C3alkylthio, allyloxy, propargyloxy, allylthio, propargylthio, haloallyloxy, haloallylthio, cyano and nitro, and one to four of the substituents of A can be selected from the group consisting of C1-C3alkyl, C1-C3alkoxy and halogen; R is hydrogen, C1-C6alkyl, phenyl-C1-C4alkyl, C3-C6cycloalkyl, C2-C6alkenyl or C2-C6alkynyl; and X is N—NO2 or N—CN, and, if appropriate, tautomers thereof, in each case in free form or in salt form, can be used as agrochemical active ingredients and can be prepared in a manner known per se.Type: ApplicationFiled: May 8, 2007Publication date: September 20, 2007Applicant: Syngenta Crop Protection, Inc.Inventors: Peter Maienfisch, Laurenz Gsell
-
Publication number: 20030232821Abstract: Compounds of the formula 1Type: ApplicationFiled: July 22, 2003Publication date: December 18, 2003Inventors: Peter Maienfisch, Laurenz Gsell
-
Patent number: 6664248Abstract: Compounds of formula wherein A is an unsubstituted or substituted aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical wherein a ring nitrogen atom may have been replaced by a group R1 is hydrogen or C1-C3alkyl; R2 is hydrogen or C1-C3alkyl; R3 is hydrogen an unsubstituted or substituted C1-C6alkyl, C3-C6cycloalkyl, C2-C6alkenyl or C2-C6alkynyl group, or C(═O)—R5, R5 is C1-C4alkyl, C1-C4alkoxy, an unsubstituted or substituted phenyl, phenoxy or benzyloxy group, or N(R6)2, each R6, independently of the other, is hydrogen, C1-C4alkyl or unsubstituted or substituted phenyl, X is CH—NO2, N—CN or N—NO2 and n is from 1 to 3, in free form or in salt form, and, where appropriate, tautomers of those compounds and the salts thereof, can be used as agrochemical active ingredients and can be prepared in a manner known per seType: GrantFiled: January 13, 2003Date of Patent: December 16, 2003Assignee: Syngenta Investment Corp.Inventors: Peter Maienfisch, Jozef Gonda, Olivier Jacob, Laurenz Gsell
-
Patent number: 6627753Abstract: Compounds of the formula in which A is an unsubstituted or mono- to tetrasubstituted, aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical, where one to two of the substituents of A can be selected from the group consisting of halo-C1-C3alkyl, cyclopropyl, halocyclopropyl, C2-C3alkenyl, C2-C3alkynyl, halo-C2-C3alkenyl, halo-C2-C3alkynyl, halo-C1-C3alkoxy, C1-C3alkylthio, halo-C1-C3alkylthio, allyloxy, propargyloxy, allylthio, propargylthio, haloallyloxy, haloallylthio, cyano and nitro, and one to four of the substituents of A can be selected from the group consisting of C1-C3alkyl, C1-C3alkoxy and halogen; R is hydrogen, C1-C6alkyl, phenyl-C1-C4alkyl, C3-C6cycloalkyl, C2-C6alkenyl or C2-C6alkynyl; and X is N—NO2 or N—CN, and, if appropriate, tautomers thereof, in each case in free form or in salt form, can be used as agrochemical active ingredients and can be prepared in a manner known per se.Type: GrantFiled: September 25, 2000Date of Patent: September 30, 2003Assignee: Syngenta Investment CorporationInventors: Peter Maienfisch, Laurenz Gsell
-
Publication number: 20030166635Abstract: Compounds of formula 1Type: ApplicationFiled: January 13, 2003Publication date: September 4, 2003Inventors: Peter Maienfisch, Jozef Gonda, Olivier Jacob, Laurenz Gsell
-
Patent number: 6506743Abstract: Compounds of formula wherein A is an unsubstituted or substituted aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical wherein a ring nitrogen atom may have been replaced by a group R1 is hydrogen or C1-C3alkyl; R2 is hydrogen or C1-C3alkyl; R3 is hydrogen, an unsubstituted or substituted C1-C3-C6alkyl, C6cycloalkyl, C2-C6alkenyl or C2-C6alkynyl group, or C(═O)—R5, R5 is C1-C4alkyl, C1-C4alkoxy, an unsubstituted or substituted phenyl, phenoxy or benzyloxy group, or N(R6)2, each R6, independently of the other, is hydrogen, C1-C4alkyl or unsubstituted or substituted phenyl, X is CH—NO2, N—CN or N—NO2 and n is from 1 to 3, in free form or in salt form, and, where appropriate, tautomers of those compounds and the salts thereof, can be used as agrochemical active ingredients and can be prepared in a manner known per se.Type: GrantFiled: December 11, 2001Date of Patent: January 14, 2003Assignee: Syngenta Investment CorporationInventors: Peter Maienfisch, Jozef Gonda, Olivier Jacob, Laurenz Gsell
-
Publication number: 20020068733Abstract: Compounds of formula 1Type: ApplicationFiled: December 11, 2001Publication date: June 6, 2002Inventors: Peter Maienfisch, Jozef Gonda, Olivier Jacob, Laurenz Gsell
-
Patent number: 6376487Abstract: Compounds of the formula in which A is an unsubstituted or mono- to tetrasubstituted, aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical, where one to two of the substituents of A can be selected from the group consisting of halo-C1-C3alkyl, cyclopropyl, halocyclopropyl, C2-C3alkenyl, C2-C3alkynyl, halo-C2-C3alkenyl, halo-C2-C3alkynyl, halo-C1-C3alkoxy, C1-C3alkylthio, halo-C1-C3alkylthio, allyloxy, propargyloxy, allylthio, propargylthio, haloallyloxy, haloallylthio, cyano and nitro, and one to four of the substituents of A can be selected from the group consisting of C1-C3alkyl, C1-C3alkoxy and halogen; R is hydrogen, C1-C6alkyl, phenyl-C1-C4alkyl, C3-C6cycloalkyl, C2-C6alkenyl or C2-C6alkynyl; and X is N—NO2 or N—CN, and, if appropriate, tautomers thereof, in each case in free form or in salt form, can be used as agrochemical active ingredients and can be prepared in a manner known per se.Type: GrantFiled: August 19, 1998Date of Patent: April 23, 2002Assignee: Syngenta Investment Corp.Inventors: Peter Maienfisch, Laurenz Gsell
-
Patent number: 6353001Abstract: Compounds of formula: wherein A is an unsubstituted or substituted aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical wherein a ring nitrogen atom may have been replaced by a group R1 is hydrogen or C1-C3alkyl; R2 is hydrogen or C1-C3alkyl; R3 is hydrogen, an unsubstituted or substituted C1-C6alkyl, C3-C6cycloalkyl, C2-C6alkenyl or C2-C6alkynyl group, or C(═O)—R5, R5 is C1-C4alkyl, C1-C4alkoxy, an unsubstituted or substituted phenyl, phenoxy or benzyloxy group, or N(R6)2, each R6, independently of the other, is hydrogen, C1-C4alkyl or unsubstituted or substituted phenyl, X is CH—NO2, N—CN or N—NO2 and n is from 1 to 3, in free form or in salt form, and, where appropriate, tautomers of those compounds and the salts thereof, can be used as agrochemical active ingredients and can be prepared in a manner known per se.Type: GrantFiled: February 9, 2000Date of Patent: March 5, 2002Assignee: Syngenta Investment CorporationInventors: Peter Maienfisch, Jozef Gonda, Olivier Jacob, Laurenz Gsell
-
Patent number: 6265585Abstract: A process for the preparation of a compound of formula (I), wherein X is a leaving group; which process comprises, a) for the preparation of a compound of formula (I) wherein X is —OS(═O)2A and A is as defined in the specification, reacting a compound of formula (II) with a sulfonylating agent; or, b) for the preparation of a compound of formula (I) wherein X is iodine, reacting a compound of formula (III) with an iodinating agent, preferably sodium iodide; or, c) for the preparation of a compound of formula (I) whrein X is bromine, reacting a compound of formula (IV) with a brominating agent; or, d) for the preparation of a compound (I) wherein X is chlorine or bromine, reacting a compound (V), wherein R and X are as defined in the specification, with a chlorinating agent, a compound of formula (Ib), the use thereof and a process for the preparation of a compound of formula (II) and a compound of formula (A) are described.Type: GrantFiled: July 15, 1999Date of Patent: July 24, 2001Assignee: Syngenta Crop Protection, Inc.Inventors: Thomas Pitterna, Peter Maienfisch, David John Wadsworth, Laurenz Gsell, Thomas Rapold, Henry Szczepanski
-
Patent number: 6048824Abstract: Compounds of formula (I), wherein A is an unsubstituted or substituted aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical wherein a ring nitrogen atom may have been replaced by a group ##STR2## R.sub.1 is hydrogen or C.sub.1 -C.sub.3 alkyl; R.sub.2 is hydrogen or C.sub.1 -C.sub.3 alkyl; R.sub.3 is hydrogen, an unsubstituted or substituted C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.6 cycloalkyl C.sub.2 -C.sub.6 alkenyl or C.sub.2 -C.sub.6 alkynyl group, or C(.dbd.O)--R.sub.5, R.sub.5 is C.sub.1 -C.sub.4 alkyl C.sub.1 -C.sub.4 alkoxy, an unsubstituted or substituted phenyl, phenoxy or benzyloxy group, or N(R.sub.6).sub.2, each R.sub.6, independently of the other, is hydrogen, C.sub.1 -C.sub.4 alkyl or unsubstituted or substituted phenyl, X is CH--NO.sub.2, N--CN or N--NO.sub.2 and n is from 1 to 3, in free form or in salt form, and, where appropriate, tautomers of those compounds and the salts thereof, can be used as agrochemical active ingredients and can be prepared in a manner known per se.Type: GrantFiled: November 22, 1995Date of Patent: April 11, 2000Assignee: Novartis CorporationInventors: Peter Maienfisch, Jozef Gonda, Olivier Jacob, Laurenz Gsell
-
Patent number: 6022871Abstract: Compounds of the formula ##STR1## in which A is an unsubstituted or mono- to tetrasubstituted, aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical, where one to two of the substituents of A can be selected from the group consisting of halo-C.sub.1 -C.sub.3 alkyl, cyclopropyl, halocyclopropyl, C.sub.2 -C.sub.3 alkenyl, C.sub.2 -C.sub.3 alkynyl, halo-C.sub.2 -C.sub.3 alkenyl, halo-C.sub.2 -C.sub.3 alkynyl, halo-C.sub.1 -C.sub.3 alkoxy, C.sub.1 -C.sub.3 alkylthio, halo-C.sub.1 -C.sub.3 alkylthio, allyloxy, propargyloxy, allylthio, propargylthio, haloallyloxy, haloallylthio, cyano and nitro, and one to four of the substituents of A can be selected from the group consisting of C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 alkoxy and halogen;R is hydrogen, C.sub.1 -C.sub.6 alkyl, phenyl-C.sub.1 -C.sub.4 alkyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.2 -C.sub.6 alkenyl or C.sub.2 -C.sub.6 alkynyl; andX is N--NO.sub.Type: GrantFiled: February 18, 1999Date of Patent: February 8, 2000Assignee: Novartis CorporationInventors: Peter Maienfisch, Laurenz Gsell
-
Patent number: 5852012Abstract: Compounds of the formula ##STR1## in which A is an unsubstituted or mono- to tetrasubstituted, aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical, where one to two of the substituents of A can be selected from the group consisting of halo-C.sub.1 -C.sub.3 alkyl, cyclopropyl, halocyclopropyl, C.sub.2 -C.sub.3 alkenyl, C.sub.2 -C.sub.3 alkynyl, halo-C.sub.2 -C.sub.3 alkenyl, halo-C.sub.2 -C.sub.3 alkynyl, halo-C.sub.1 -C.sub.3 alkoxy, C.sub.1 -C.sub.3 alkylthio, halo-C.sub.1 -C.sub.3 alkylthio, allyloxy, propargyloxy, allylthio, propargylthio, haloallyloxy, haloallylthio, cyano and nitro, and one to four of the substituents of A can be selected from the group consisting of C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 alkoxy and halogen;R is hydrogen, C.sub.1 -C.sub.6 alkyl, phenyl-C.sub.1 -C.sub.4 alkyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.2 -C.sub.6 alkenyl or C.sub.2 -C.sub.6 alkynyl; andX is N--NO.sub.Type: GrantFiled: June 5, 1995Date of Patent: December 22, 1998Assignee: Novartis CorporationInventors: Peter Maienfisch, Laurenz Gsell
-
Patent number: 5750548Abstract: The compounds of formula I are described ##STR1## wherein Hal is halogen, such as fluorine, chlorine, bromine or iodine;R.sub.1 is hydrogen, C.sub.1 -C.sub.6 alkyl or C.sub.3 -C.sub.7 cycloalkyl;R.sub.2 is hydrogen, C.sub.1 -C.sub.6 alkyl or C.sub.3 -C.sub.7 cycloalkyl, andR.sub.3 is hydrogen or C.sub.1 -C.sub.6 alkyl,for use in a method of controlling fleas in domestic animals, especially in dogs and cats, wherein systemic administration is preferred. The compounds of formula I are administered in an amount effective against fleas via the digestive tract or via the blood of the host animal and thus systemically to the domestic animal, especially the dog or the cat.Type: GrantFiled: April 29, 1996Date of Patent: May 12, 1998Assignee: Novartis Corp.Inventors: Thomas Friedel, Eric William Moyses, Olivier Tinembart, Peter Maienfisch, Laurenz Gsell
-
Patent number: 5302605Abstract: Novel 3-picoline-N-oxides of formula I ##STR1## wherein R.sub.1 and R.sub.2 independently of each other are hydrogen or halogen, R.sub.3 is hydrogen or C.sub.1 -C.sub.4 alkyl, n is the number two or three, and Y is nitrogen or the methine group, can be used as pesticides. Especially insects are controlled.Type: GrantFiled: September 11, 1991Date of Patent: April 12, 1994Assignee: Ciba-Geigy CorporationInventors: Odd Kristiansen, Laurenz Gsell, Peter Maienfisch
-
Patent number: 5245040Abstract: A process for the preparation of 1,3-disubstituted 2-nitroguanidines of the formula I ##STR1## in which R.sub.1 is hydrogen or C.sub.1 -C.sub.4 alkyl, R.sub.2 is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.6 cycloalkyl or a radical --CH.sub.2 B; A is an unsubstituted or mono- to tetrasubstituted aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical, which may contain one or two substituents from the group comprising C.sub.1 -C.sub.3 haloalkyl having 1 to 7 halogen atoms, cyclopropyl, halocyclopropyl having 1 to 3 halogen atoms, C.sub.2 -C.sub.3 alkenyl, C.sub.2 -C.sub.3 alkynyl, C.sub.2 -C.sub.3 haloalkenyl and C.sub.2 -C.sub.3 haloalkynyl having 1 to 4 halogen atoms, C.sub.1 -C.sub.3 haloalkoxy having 1 to 7 halogen atoms, C.sub.1 -C.sub.3 alkylthio, C.sub.1 -C.sub.3 haloalkylthio having 1 to 7 halogen atoms, allyloxy, propargyloxy, allylthio, propargylthio, haloallyloxy, haloallylthio, cyano and nitro and one to four substituents from the group comprising C.sub.1 -C.sub.3 alkyl, C.sub.Type: GrantFiled: October 16, 1991Date of Patent: September 14, 1993Assignee: Ciba-Geigy CorporationInventors: Peter Maienfisch, Odd Kristiansen, Laurenz Gsell