Patents by Inventor Ronald E. Hackler

Ronald E. Hackler 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).

  • Benzoylphenylurea insecticides and methods of using them to control cockroaches
    Patent number: 6040345
    Abstract: Compounds of formula (I): ##STR1## wherein R.sup.1 is H or F and R.sup.2 is CF.sub.3 or CF.sub.2 CF.sub.3, exhibit unexpectedly superior activity against cockroaches and are also useful to control other insects.
    Type: Grant
    Filed: October 31, 1997
    Date of Patent: March 21, 2000
    Assignee: Dow AgroSciences LLC
    Inventors: Ronald E. Hackler, Kathryn E. Lawrence
  • Benzoylphenylurea insecticides and methods of using them to control cockroaches, ants, fleas, and termites
    Patent number: 5811461
    Abstract: Compounds of formula (I): ##STR1## wherein R.sup.1 is --CF=CFCF.sub.3 or --CF.sub.2 CF=CFCF.sub.3 are useful in control of cockroaches, ants, fleas, or termites.
    Type: Grant
    Filed: October 31, 1997
    Date of Patent: September 22, 1998
    Assignee: Dow AgroSciences LLC
    Inventors: Ronald E. Hackler, George W. Johnson, John M. Owen
  • N-(4-pyridyl) (substituted phenyl) acetamide pesticides
    Patent number: 5597836
    Abstract: N-(4-Pyridyl) arylacetamides, for example N-((3-chloro-2-ethyl)-4-pyridyl)(4-(4-chlorophenoxy)phenyl)-acetamide, and 4-(aralkyoxy or aralkylamino)pyridines, for example 4-[2-[4-(2,2,2-trifluoroethoxy)phenyl]ethoxy]pyridine, are active against nematodes, insects, mites, and plant pathogens.
    Type: Grant
    Filed: February 7, 1995
    Date of Patent: January 28, 1997
    Assignee: DowElanco
    Inventors: Ronald E. Hackler, Peter L. Johnson
  • Furopyrimidine derivatives
    Patent number: 5486516
    Abstract: Pesticidal compounds of the formula (1) ##STR1## R.sup.1 is H, C.sub.1 -C.sub.4 alkyl, or phenyl optionally substituted with halo, (C.sub.1 -C.sub.4) alkyl, (C.sub.1 -C.sub.4) alkoxy, halo (C.sub.1 -C.sub.4) alkyl, or halo (C.sub.1 -C.sub.4) alkoxy;R.sup.2 is H, (C.sub.1 -C.sub.4) alkyl, nitro, halo; orR.sup.1 and R.sup.2 combine to form --(CH.sub.2).sub.4 --;R.sup.3 is H, (C.sub.1 -C.sub.4) alkyl, halo (C.sub.1 -C.sub.4) alkyl, phenyl, or substituted phenyl;X is O, S, NR.sup.4, or CR.sup.5 R.sup.6 ; andY is a bond or an alkylene chain one to six carbon atoms long; andZ is(a) (C.sub.3 -C.sub.8) cycloalkyl or cycloalkenyl, optionally substituted with (C.sub.1 -C.sub.4) alkyl, (C.sub.1 -C.sub.4) alkoxy, halo (C.sub.1 -C.sub.4) alkyl, halo (C.sub.1 -C.sub.4) alkoxy, halo, hydroxy or (C.sub.1 -C.sub.
    Type: Grant
    Filed: December 10, 1993
    Date of Patent: January 23, 1996
    Assignee: DowElanco
    Inventors: Ronnie G. Edie, Ronald E. Hackler, Eriks V. Krumkalns
  • N-(4-pyridyl or 4-quinolinyl) arylacetamide and 4-(aralkoxy or aralkylamino) pyridine pesticides
    Patent number: 5399564
    Abstract: N-(4-Pyridyl or 4-quinolinyl) arylacetamides, for example N-((3-chloro-2-ethyl)-4-pyridyl)(4-(4-chlorophenoxy) phenyl)-acetamide, and 4-(aralkyoxy or aralkylamino)pyridines, for example 4-[2-[4-(2,2,2-trifluoroethoxy)phenyl]ethoxy]pyridine, are active against nematodes, insects, mites, and plant pathogens.
    Type: Grant
    Filed: August 19, 1992
    Date of Patent: March 21, 1995
    Assignee: DowElanco
    Inventors: Ronald E. Hackler, Glen P. Jourdan, Peter L. Johnson, Brian R. Thoreen, Jack G. Samaritoni
  • Pteridine derivatives
    Patent number: 5350749
    Abstract: 4-substituted-pyrido[3,2-d]pyridmidine, -pyrido[4,3-d]pyrimidine, -pyrido[3,4-d]pyrimidine, pyrido[2,3-d]pyrimidine, -pteridine, -pyrimido[4,5-d]pyrimidine, -pyrimido[4,5-c]pyridazine, -pyrimido[5,4-d]pyrimidine, -pyrimido[5,4-c]pyridazine, pyrimido[4,5-d]pyridazine, and pyrimido[5,4-e]-1,2,4-triazine derivatives, for example 4-[2-(4-chlorophenyl)ethoxy]pyrido[2,3-d]pyrimidine, are useful as fungicides, inseciticides and miticides.
    Type: Grant
    Filed: April 22, 1991
    Date of Patent: September 27, 1994
    Assignee: DowElanco
    Inventors: Ronald E. Hackler, Glen P. Jourdan
  • Nematicidal use of 4-aralkylpyridines
    Patent number: 5338742
    Abstract: 4-Aralkylpyridines, for example 4-[3-[4-[(1-methylethyl)oxy]phenyl]propyl]pyridine, are active against nematodes.
    Type: Grant
    Filed: September 3, 1991
    Date of Patent: August 16, 1994
    Assignee: DowElanco
    Inventors: Ronald E. Hackler, Glen P. Jourdan, Leon N. Davis
  • Quinoline nematicidal method
    Patent number: 5227387
    Abstract: A method of inhibiting a nematode population which comprises applying to the locus of a nematode, a nematode inactivating amount of a compound of the formula (1):Het--X--CH.sub.2 --CH.sub.2 --Ar (1)or an N-oxide or salt thereof, whereinHet is a nitrogen containing heterocycle, for example 8-fluoroquinazolin-4-yl, or quinoline-4-amine,X is O, NH, or CH.sub.2 ; andAr is a substituted phenyl group, for example 4-(2,2,2-trifluoroethoxy)phenyl.
    Type: Grant
    Filed: September 3, 1991
    Date of Patent: July 13, 1993
    Assignee: DowElanco
    Inventors: Barry A. Dreikorn, Ronnie G. Edie, Ronald E. Hackler, Glen P. Jourdan, Eriks V. Krumkalns, Robert G. Suhr
  • Furopyrimidin-4-imine derivatives
    Patent number: 5137879
    Abstract: Compounds of the formula ##STR1## R.sup.1 is H, C.sub.1 -C.sub.4 alkyl, or phenyl optionally substituted with halo, (C.sub.1 -C.sub.4) alkyl, (C.sub.1 -C.sub.4) alkoxy, halo (C.sub.1 -C.sub.4) alkyl, or halo (C.sub.1 -C.sub.4) alkoxy;R.sup.2 is H, (C.sub.1 -C.sub.4) alkyl, nitro, halo; orR.sup.1 and R.sup.2 combine to form --(CH.sub.2).sub.4 --;R.sup.3 is H, (C.sub.1 -C.sub.4) alkyl, halo (C.sub.1 -C.sub.4 alkyl, phenyl, or substituted phenyl;Y is a bivalent hydrocarbon radical two to six carbon atoms long, optionally substituted with (C.sub.1 -C.sub.4) alkyl, (C.sub.2 -C.sub.4) alkenyl or -alkynyl, branched (C.sub.3 -C.sub.7) alkyl, (C.sub.3 -C.sub.7) cycloalkyl or cycloalkenyl, halo, halo (C.sub.1 -C.sub.4) alkyl, halo (C.sub.1 -C.sub.4) alkoxy, hydroxy, or (C.sub.1 -C.sub.4) acyl; andZ is an optionally substituted cycloalkyl, cycloalkenyl, phenyl, naphtyl, or pyridyl group;are useful as fungicides and as intermediates in making other pesticides.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: August 11, 1992
    Assignee: DowElanco
    Inventors: Ronnie G. Edie, Eriks V. Krumkalns, Ronald E. Hackler
  • Fungicidal use of pyridopyrimidine, pteridine, pyrimidopyrimidine, pyrimidopyridazine, and pyrimido-1,2,4-triazine derivatives
    Patent number: 5034393
    Abstract: Fungicidal compositions contain as active ingredient a 4-substituted-pyrido[3,2-d]pyrimidine, -pyrido[4,3-d]pyrimidine, -pyrido[3,4-d]pyrimidine, pyrido[2,3-d]pyrimidine, -pteridine, -pyrimido[4,5-d]pyrimidine, -pyrimido[4,5-c]pyridazine, -pyrimido[5,4-d]pyrimidine, -pyrimido[5,4-c]pyridazine, pyrimido[4,5-d]pyridazine, or -pyrimido[5,4-e]-1,2,4-triazine, for example 4-[2-(4-chlorophenyl)ethoxy]pyrido[2,3-d]pyrimidine.
    Type: Grant
    Filed: July 27, 1989
    Date of Patent: July 23, 1991
    Assignee: DowElanco
    Inventors: Ronald E. Hackler, Glen P. Jourdan
  • 3-Aryl-5-isothiazolecarboxylic acids and related compounds used to lower uric acid levels
    Patent number: 4544752
    Abstract: 3-Phenyl (or meta or para-substituted phenyl)-4-permissibly substituted-5-isothiazolecarboxylic acids, salts, esters and simple amides, used to lower uric acid levels in mammals.
    Type: Grant
    Filed: June 6, 1983
    Date of Patent: October 1, 1985
    Assignee: Eli Lilly and Company
    Inventors: James R. Beck, Robert P. Gajewski, Ronald E. Hackler
  • Xanthine oxidase inhibiting 3(5)-phenyl-substituted-5(3)-pyrazole-carboxylic acid derivatives, compositions, and methods of use
    Patent number: 4495195
    Abstract: Aryl pyrazole carboxylic acids and derivatives thereof, are xanthine oxidase inhibitors in vivo.
    Type: Grant
    Filed: November 1, 1982
    Date of Patent: January 22, 1985
    Assignee: Eli Lilly and Company
    Inventors: James R. Beck, Robert P. Gajewski, Ronald E. Hackler
  • 3-Aryl-5-isothiazolecarboxylic acids and related compounds used to lower uric acid levels
    Patent number: 4346094
    Abstract: 3-Phenyl (or meta or para-substituted phenyl)-4-permissibly substituted-5-isothiazolecarboxylic acids, salts, esters and simple amides, used to lower uric acid levels in mammals.
    Type: Grant
    Filed: September 22, 1980
    Date of Patent: August 24, 1982
    Assignee: Eli Lilly and Company
    Inventors: James R. Beck, Robert P. Gajewski, Ronald E. Hackler
  • Heterocyclic carbothioamides
    Patent number: 4289766
    Abstract: 2-Substituted-N-(3-substituted phenyl)thiazolidine-, tetrahydro-2H-1,3-thiazine-, and benzothiazoline-3-carbothioamides, useful as insecticides.
    Type: Grant
    Filed: December 27, 1977
    Date of Patent: September 15, 1981
    Assignee: Eli Lilly and Company
    Inventors: Terry W. Balko, Ronald E. Hackler
  • 2-Substituted-N-(3-substituted phenyl)-oxazolidine-3-carbothioamides
    Patent number: 4153701
    Abstract: 2-Substituted-N-(3-substituted phenyl)oxazolidine-3-carbothioamides, useful as insecticides.
    Type: Grant
    Filed: December 27, 1977
    Date of Patent: May 8, 1979
    Assignee: Eli Lilly and Company
    Inventors: Terry W. Balko, Ronald E. Hackler