Patents by Inventor Peter Hofmeister
Peter Hofmeister 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).
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Patent number: 5173501Abstract: Novel substituted N-hydroxypyrazoles or N-hydroxytriazoles of the general formula I ##STR1## where X and Y are O, S, SO, SO.sub.2 or CH.sub.2, B is N-pyrazolyl or N-1,2,4-triazolyl of the formulae Ba and Bb respectively ##STR2## R.sup.1 and R.sup.2 are hydrogen or C.sub.1 -C.sub.3 -alkyl, R.sup.3 is hydrogen, halogen or C.sub.1 -C.sub.3 -alkyl, z is 1, 2 or 3, R.sup.4, R.sup.5 and R.sup.6 are hydrogen, halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkyl or C.sub.1 -C.sub.4 -haloalkoxy, and n is 0, 1 or 2, and methods of combating pests.Type: GrantFiled: January 24, 1992Date of Patent: December 22, 1992Assignee: BASF AktiengesellschaftInventors: Hans-Juergen Neubauer, Uwe Kardorff, Joachim Leyendecker, Ulf Baus, Christoph Kuenast, Peter Hofmeister, Wolfgang Krieg, Reinhard Kirstgen, Wolfgang Reuther
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Patent number: 5166216Abstract: Methyl .alpha.-arylacrylates substituted by a heterocyclic radical and having the general formula ##STR1## where R is alkyl, alkenyl, haloalkyl, cycloalkyl, alkoxy, alkylcarbonyl, alkoxycarbonyl, halogen or aryl, the aromatic ring being unsubstituted or substituted, Het is a five-membered heteroaromatic ring which is unsubstituted or substituted and has from one to three heteroatoms, and A is ethenylene, ethylene, methyleneoxy or methylenethio, and fungicides and pesticides containing these compounds.Type: GrantFiled: May 13, 1991Date of Patent: November 24, 1992Assignee: BASF AktiengesellschaftInventors: Franz Schuetz, Hans-Juergen Neubauer, Thomas Kuekenhoehner, Ulrich Schirmer, Peter Hofmeister, Christoph Kuenast, Eberhard Ammermann, Gisela Lorenz, Uwe Kardorff
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Patent number: 5163994Abstract: A crop protection agent containing an active ingredient and based on a polymeric carrier, the active ingredient being adsorbed onto, dissolved in or otherwise bound to the said carrier, contains, as the polymeric carrier, a macroporous crosslinked, preferably styrene-containing, polymer having a particle size such that the said agent can be distributed by means of a conventional apparatus for applying crop protection agents, the active ingredient being taken up in the carrier by absorption.Type: GrantFiled: March 8, 1988Date of Patent: November 17, 1992Assignee: BASF AktiengesellschaftInventors: Roger Klimesch, Adolf Parg, Axel Sanner, Winfried Angerer, Hans Theobald, Rainer Becker, Peter Hofmeister, Christoph Kuenast, Bernd Wolf
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Patent number: 5162376Abstract: Methods of combating nematodes or of preventing crop plants from being attacked by nematodes, wherein an effective amount of an alkylbenzene of the general formula I ##STR1## where R.sup.1, R.sup.2 are each C.sub.1 -C.sub.4 -alkyl;R.sup.3 is C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.2 -C.sub.4 -alkenyl or C.sub.2 -C.sub.4 -alkynyl;R.sup.4 is hydrogen, C.sub.1 -C.sub.6 -alkyl or C.sub.2 -C.sub.4 -alkenyl; andR.sup.5 is C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.2 -C.sub.4 -alkenyl or C.sub.2 -C.sub.4 -alkynylis allowed to act on the pests or their habitat, and the use of alkylbenzenes of the formula I for combating nematodes.Type: GrantFiled: May 24, 1991Date of Patent: November 10, 1992Assignee: BASF AktiengesellschaftInventors: Wolfgang Von Deyn, Jochen Wild, Peter Hofmeister, Uwe Kardorff, Christoph Kuenast
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Patent number: 5151441Abstract: 3-Isoxazolylbenzyl esters of the general formulae Ia and Ib ##STR1## where R is halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.2 --C.sub.4 -alkenyl, C.sub.2 -C.sub.4 -haloalkenyl, C.sub.2 -C.sub.4 -alkynyl, C.sub.2 -C.sub.4 -haloalkynyl, unsubstituted or substituted phenylethenyl, C.sub.3 -C.sub.8 -cycloalkyl, aryl, hetaryl, CO.sub.2 R.sup.3 or CONR.sup.4 R.sup.5,R.sup.3, R.sup.4 and R.sup.5 are each hydrogen or C.sub.1 -C.sub.6 -alkyl,n is 0, 1 or 2, and the radicals R may be different when n is 2,R.sup.1 is halogen or C.sub.1 -C.sub.4 -alkyl,R.sup.2 is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.2 -C.sub.4 -alkenyl, C.sub.2 -C.sub.4 -alkynyl or cyano andA is the carbonyl radical of an acid component usually found in pyrethroids, are contained in pesticides.Type: GrantFiled: May 14, 1991Date of Patent: September 29, 1992Assignee: BASF AktiengesellschaftInventors: Stefan Mueller, Hans Theobald, Bernd Wolf, Peter Hofmeister, Uwe Kardorff, Christoph Kuenast
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Patent number: 5147645Abstract: Benzyl esters of the formula I ##STR1## where R.sup.1 is methyl, ethyl, halogen, methoxy or ethoxy, R.sup.2 is alkyl, alkenyl, cycloalkyl, cycloalkenyl, bicycloalkyl, bicycloalkenyl, C.sub.1 -C.sub.5 -alkyl-substituted cycloalkyl, C.sub.1 -C.sub.5 -substituted cycloalkenyl, C.sub.1 -C.sub.5 -alkyl-substituted bicycloalkyl or C.sub.1 -C.sub.5 -alkyl-substituted bicycloalkenyl, R.sup.3 is hydrogen, cyano, C.sub.2 -C.sub.4 -alkynyl, C.sub.2 -C.sub.4 -alkenyl or C.sub.1 -C.sub.4 -alkyl, A is the carboxylate radical of an acid component typical for pyrethroids and X is hydrogen or halogen, with the proviso that R.sup.2 is not CH.sub.2 --CH.dbd.CH--B when B is hydrogen, alkyl or alkenyl and at the same time R.sup.1 is methyl or halogen, and furthermore with the proviso that R.sup.2 is not methyl when R.sup.1 is methyl, their manufacture, their use for combating pests, and precursors for manufacturing the benzyl esters.Type: GrantFiled: October 1, 1990Date of Patent: September 15, 1992Assignee: BASF AktiengesellschaftInventors: Bernd Wolf, Hans Theobald, Winfried Zombik, Norbert Goetz, Jochen Wild, Albrecht Harreus, Peter Hofmeister, Christoph Kuenast, Jacobus J. DeKramer
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Patent number: 5145873Abstract: Cyclopropanecarboxyamides of the general formula I ##STR1## Where R.sup.1 is C.sub.1 -C.sub.4 -alkyl, fluorine, chlorine, bromine, C.sub.1 -C.sub.3 -haloalkyl or C.sub.1 -C.sub.3 -haloalkoxy, R.sup.2 is hydrogen, fluorine, chlorine or bromine, with the proviso that R.sup.1 is not fluorine if R.sup.2 is H, and pesticides containing these compounds.Type: GrantFiled: November 14, 1989Date of Patent: September 8, 1992Assignee: BASF AktiengesellschaftInventors: Uwe Kardorff, Hans-Juergen Neubauer, Joachim Leyendecker, Christoph Kuenast, Peter Hofmeister, Wolfgang Krieg, Rainer Buerstinghaus
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Patent number: 5132308Abstract: Phenoxyalkyl-substituted heteroaromatics of the general formulae Ia and Ib ##STR1## where A is an unsubstituted or substituted heteroaromatic radical having 6 ring members and 1, 2 or 3 nitrogen atoms in the ring, R.sup.1 is hydrogen, halogen or C.sub.1 -C.sub.3 -alkyl, R.sup.2 is hydrogen or C.sub.1 -C.sub.4 -alkyl, Q.sub.a is an unsubstituted or substituted azole radical and Q.sub.b is a substituted or unsubstituted heteroaromatic radical which has a five-membered ring, and their use for combating pests.Type: GrantFiled: October 31, 1990Date of Patent: July 21, 1992Assignee: BASF AktiengesellschaftInventors: Joachim Leyendecker, Hans-Juergen Neubauer, Uwe Kardorff, Christoph Kuenast, Peter Hofmeister, Wolfgang Krieg
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Patent number: 5132326Abstract: Cyclopropanethiocarboxamides I ##STR1## (R.sup.1, R.sup.2 =H, CN, NO.sub.2, halogen, 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; R.sup.3, R.sup.4 =H, C.sub.1 -C.sub.4 -alkyl; n=0 or 1).The compounds I are suitable as pesticides.Type: GrantFiled: August 2, 1990Date of Patent: July 21, 1992Assignee: BASF AktiengesellschaftInventors: Uwe Kardorff, Joachim Leyendecker, Hans-Juergen Neubauer, Christoph Kuenast, Peter Hofmeister, Wolfgang Krieg
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Patent number: 5120756Abstract: Novel substituted N-hydroxypyrazoles or N-hydroxytriazoles of the general formula I ##STR1## where X and Y are O, S, SO, SO.sub.2 or CH.sub.2, B is N-pyrazolyl or N-1,2,4-triazolyl of the formulae Ba and Bb respectively ##STR2## R.sup.1 and R.sup.2 are hydrogen or C.sub.1 -C.sub.3 -alkyl, R.sup.3 is hydrogen, halogen or C.sub.1 -C.sub.3 -alkyl, z is 1, 2 or 3, R.sup.4, R.sup.5 and R.sup.6 are hydrogen, halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkyl or C.sub.1 -C.sub.4 -haloalkoxy, and n is 0, 1 or 2, and methods of combating pests.Type: GrantFiled: January 7, 1991Date of Patent: June 9, 1992Assignee: BASF AktiengesellschaftInventors: Hans-Juergen Neubauer, Uwe Kardoff, Joachim Leyendecker, Ulf Baus, Christoph Kuenast, Peter Hofmeister, Wolfgang Krieg, Reinhard Kirstgen, Wolfgang Reuther
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Patent number: 5116860Abstract: N-substituted azoles of the formula I ##STR1## where R.sup.1, R.sup.2, R.sup.3 are each hydrogen, halogen, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.3 -C.sub.10 -cycloalkyl, nitro or cyano,Q is an unsubstituted or substituted azole group of the formulae IIa-IIf ##STR2## R.sup.4 to R.sup.15 denoting hydrogen, halogen, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.3 -C.sub.10 -cycloalkyl or aryl which is unsubstituted or mono-, di- or trisubstituted by halogen, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy, C.sub.1 -C.sub.4 -haloalkyl or C.sub.1 -C.sub.4 -haloalkoxy, andX is, in the case of the azole group IIa, --CH.sub.2 -- or --O(CH.sub.2).sub.n --, n being one of the integers 1, 2 or 3, or, in the case of the azole groups IIb-IIf, --OCH.sub.2 --,pesticides containing compounds I as active ingredients, and a process for combating pests.Type: GrantFiled: April 30, 1990Date of Patent: May 26, 1992Assignee: BASF AktiengesellschaftInventors: Rainer Buerstinghaus, Hans-Juergen Neubauer, Peter Hofmeister, Christoph Kuenast, Joachim Leyendecker, Uwe Kardorff
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Patent number: 5112823Abstract: 3(2H)-Pyridazinone derivatives of the general formula I ##STR1## where R.sup.1 is C.sub.1 -C.sub.8 -alkyl, R.sup.2 is hydrogen or C.sub.1 -C.sub.4 -alkyl, X is halogen, W is oxygen or sulfur, and Q is a substituted or unsubstituted, 5-or 6-membered heterocyclic structure having 2 to 4 heteroatoms selected from the group consisting of nitrogen, oxygen and sulfur, with the proviso that Q is not isoxazolyl or pyridazinyl, and their use as pesticides.Type: GrantFiled: April 12, 1990Date of Patent: May 12, 1992Assignee: BASF AktiengesellschaftInventors: Joachim Leyendecker, Hans-Juergen Neubauer, Uwe Kardorff, Thomas Kuekenhoehner, Christoph Kuenast, Peter Hofmeister
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Patent number: 5110829Abstract: 2,2'-Thienylbenzothiophenes of the general formula I ##STR1## where R.sup.1 and R.sup.3 independently of one another are each halogen, alkyl, haloalkyl, alkoxy or haloalkoxy, R.sup.2 is hydrogen, halogen, alkyl, haloalkyl, alkoxy or haloalkoxy, n is 0, 1 or 2, and the radicals may be different when n is 2, and m is 0, 1, 2, 3 or 4, and the radicals may be different when m is 2, 3 or 4, processes for their preparation, pesticides containing them and the use thereof.Type: GrantFiled: July 30, 1991Date of Patent: May 5, 1992Assignee: BASF AktiengesellschaftInventors: Reiner Kober, Hans Theobald, Uwe Kardorff, Christoph Kuenast, Peter Hofmeister, Rainer Seele, Gerhard Wagenblast
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Patent number: 5106852Abstract: Methods of combating pests with substituted pyrimidines of the formula I ##STR1## where R.sup.1 is alkyl, cycloalkyl, haloalkyl, alkoxy, alkylthio or substituted or unsubstituted aryl, R.sup.2 is halogen or hydrogen, A is oxygen or sulfur, and X is CH or N, and pyrimidines of the general formula Ia ##STR2## where A is oxygen or sulfur and X is CH or N, and pesticides containing these compounds.Type: GrantFiled: April 29, 1991Date of Patent: April 21, 1992Assignee: BASF AktiengesellschaftInventors: Franz Schuetz, Siegbert Brand, Jochen Wild, Thomas Kuekenhoehner, Peter Hofmeister, Christoph Kuenast
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Patent number: 5082852Abstract: Cyclopropanecarboxamides of the general formula I ##STR1## wherein R.sup.1 is hydrogen, halogen or low-molecular-weight alkyl, R.sup.2 and R.sup.3 are hydrogen or low-molecular-weight alkyl, R.sup.4 to R.sup.8 are each hydrogen, halogen or low-molecular-weight alkyl, A is substituted or unsubstituted hetaryl with 1, 2 or 3 nitrogen atoms and six ring members, n is 0 or 1, methods for their manufacture, and their use for combating pests.Type: GrantFiled: August 15, 1990Date of Patent: January 21, 1992Assignee: BASF AktiengesellschaftInventors: Uwe Kardorff, Hans-Juergen Neubauer, Joachim Leyendecker, Christoph Kuenast, Peter Hofmeister, Wolfgang Krieg
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Patent number: 5066673Abstract: Substituted benzyl 2-phenylalk(en)-1-ylcyclopropanecarboxylates of the general formula I ##STR1## where R.sup.1 is halogen or in each case low molecular weight, alkyl, alkoxy, haloalkyl or haloalkoxy (n=1 to 5),R.sup.2 is halogen or, in each case low molecular weight, alkyl or haloalkyl,R.sup.3, R.sup.4 are halogen or each is an electron in a double bond formed by them together,R.sup.5 is hydrogen or, in each case low molecular weight, alkyl, alkenyl, alkynyl or cyano,R.sup.6 is halogen or alkyl (n=1 to 4),R.sup.7 is halogen (p=0 to 25),and their use for combating pests.Type: GrantFiled: February 22, 1990Date of Patent: November 19, 1991Assignee: BASF AktiengesellschaftInventors: Winfried Zombik, Hans Theobald, Bernd Wolf, Ludwig Schuster, Peter Hofmeister, Christoph Kuenast
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Patent number: 5063232Abstract: Snails and slugs are controlled by a method in which the plants to be protected from molluscs, or the environment of the said plants, are or is treated with 2-tert-butyl-4-chloro-5-(4-tert-butylbenzylthio)-3 (2H)-pyridazinone I ##STR1## Snail and slug baits or seed dressings contain the active ingredient I.Type: GrantFiled: July 6, 1990Date of Patent: November 5, 1991Assignee: BASF AktiengesellschaftInventors: Joachim Leyendecker, Christoph Kuenast, Peter Hofmeister
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Patent number: 5047408Abstract: Methods of combating pests with substituted pyrimidines of the formula I ##STR1## where R.sup.1 is alkyl, cycloalyl, haloalkyl, alkoxy, alkylthio or substituted or unsubstituted aryl, R.sup.2 is halogen or hydrogen, A is oxygen, or sulfur, and X is CH or N, and pyrimidines of the general formula Ia ##STR2## where A is oxygen or sulfur and X is CH or N, and pesticides containing these compounds.Type: GrantFiled: July 12, 1990Date of Patent: September 10, 1991Assignee: BASF AktiengesellschaftInventors: Franz Schuetz, Siegbert Brand, Jochen Wild, Thomas Kuekenhoener, Peter Hofmeister, Christoph Kuenast
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Patent number: 5013847Abstract: Phenoxyalkyl-substituted heteroaromatics of the formulae Ia and Ib ##STR1## where the substituents have the following meanings: R.sup.1 C.sub.1 -C.sub.12 -alkyl, C.sub.2 -C.sub.12 -alkenyl, C.sub.2 -C.sub.12 -alkynyl, C.sub.1 -C.sub.12 -haloalkyl, C.sub.2 -C.sub.12 -haloalkenyl, C.sub.2 -C.sub.12 -haloalkynyl, C.sub.3 -C.sub.12 -alkoxyalkyl, C.sub.3 -C.sub.8 -cycloalkyl, C.sub.4 -C.sub.12 -cycloalkylalkyl, C.sub.3 -C.sub.8 -halocycloalkyl, C.sub.4 -C.sub.12 -halocycloalkylalkyl, C.sub.4 -C.sub.12 -cycloalkylhaloalkyl or C.sub.4 -C.sub.12 -halocycloalkylhaloalkyl;Z hydrogen, halogen, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.3 -C.sub.10 -cycloalkyl, nitro or cyano in the case of Ia and hydrogen, halogen, or C.sub.1 -C.sub.4 -alkyl in the case of Ib;X O, S, SO.sub.2 ;Q.sub.a substituted or unsubstituted azole;Q.sub.Type: GrantFiled: July 14, 1989Date of Patent: May 7, 1991Assignee: BASF AktiengesellschaftInventors: Joachim Leyendecker, Hans-Juergen Neubauer, Uwe Kardorff, Christoph Kuenast, Wolfgang Krieg, Peter Hofmeister
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Patent number: 4996216Abstract: Phenoxyalkyl-substituted heteroaromatics of the general formulae Ia and Ib ##STR1## where A is an unsubstituted or substituted heteroaromatic radical having 6 ring members and 1, 2 or 3 nitrogen atoms in the ring, R.sup.1 is hydrogen, halogen or C.sub.1 -C.sub.3 -alkyl, R.sup.2 is hydrogen or C.sub.1 -C.sub.4 -alkyl, Q.sub.a is an unsubstituted or substituted azole radical and Q.sub.b is a substituted or unsubstituted heteroaromatic radical which has a five-membered ring,and their use for combating pests.Type: GrantFiled: August 4, 1989Date of Patent: February 26, 1991Assignee: BASF AktiengesellschaftInventors: Joachim Leyendecker, Hans-Juergen Neubauer, Uwe Kardorff, Christoph Kuenast, Peter Hofmeister, Wolfgang Krieg