Patents by Inventor Gustave K. Kohn

Gustave K. Kohn 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).

  • Compositions and method for controlling cockroaches
    Patent number: 5066482
    Abstract: The invention relates to novel compositions and methods for controlling cockroach populations using the (S)-(+) enantiomer of hydroprene.
    Type: Grant
    Filed: May 4, 1990
    Date of Patent: November 19, 1991
    Assignee: Sandoz Ltd.
    Inventors: Gustave K. Kohn, Robin R. Rudolph, Gerardus B. Staal, David L. Grant, Robert C. Pearce, Barbara A. Herbst
  • Alkoxy substituted phenoxy alkanoic acid esters
    Patent number: 4520199
    Abstract: 3-Alkoxy-4-substituted phenoxy alkanoic acid esters, derivatives thereof, and the use thereof for the control of weeds.
    Type: Grant
    Filed: August 13, 1982
    Date of Patent: May 28, 1985
    Assignee: Zoecon Corporation
    Inventors: Gustave K. Kohn, Joe T. Bamberg
  • 3-Amino-4-(2-pyridyloxy)phenoxyalkanoic and alkenoic acid esters
    Patent number: 4508906
    Abstract: 3-Amino-4-substituted phenoxy alkanoic (alkenoic) acid esters, derivatives thereof, and the use thereof for the control of weeds.
    Type: Grant
    Filed: February 21, 1984
    Date of Patent: April 2, 1985
    Assignee: Zoecon Corporation
    Inventors: Joe T. Bamberg, Gustave K. Kohn
  • 3-Phosphinyloxy-4-(substituted phenoxy)alkenoic acid esters
    Patent number: 4499271
    Abstract: 3-Phosphinyloxy-4-substituted phenoxy alkenoic acid esters, derivatives thereof, and the use thereof for the control of weeds.
    Type: Grant
    Filed: August 20, 1982
    Date of Patent: February 12, 1985
    Assignee: Zoecon Corporation
    Inventors: Gustave K. Kohn, Joe T. Bamberg
  • Alkylthio substituted phenoxy alkanoic acid esters
    Patent number: 4483992
    Abstract: 3-Alkylthio (arylthio)-4-substituted phenoxy alkanoic acid esters, derivatives thereof, and the use thereof for the control of weeds.
    Type: Grant
    Filed: August 10, 1982
    Date of Patent: November 20, 1984
    Assignee: Zoecon Corporation
    Inventors: Gustave K. Kohn, Joe T. Bamberg
  • Alkylsulfonyloxy substituted phenoxy alkanoic esters
    Patent number: 4477672
    Abstract: 3-Alkylsulfonyloxy-4-substituted phenoxy alkanoic acid esters and the use thereof as intermediates for and as herbicides.
    Type: Grant
    Filed: August 6, 1982
    Date of Patent: October 16, 1984
    Assignee: Zoecon Corporation
    Inventors: Gustave K. Kohn, Joe T. Bamberg
  • Carbamates and thiocarbamates of 3-hydroxy-4-pyridyloxyphenoxy alkanoic acid esters
    Patent number: 4467092
    Abstract: N-alkyl (aryl) carbamates and thiocarbamates of 3-hydroxy-4-substituted phenoxy alkanoic acid esters which are useful for the control of weeds.
    Type: Grant
    Filed: August 20, 1982
    Date of Patent: August 21, 1984
    Assignee: Zoecon Corporation
    Inventors: Gustave K. Kohn, Joe T. Bamberg
  • 1-Phenyl-3-polyhaloalkyl(vinyl)sulfenyl uracils
    Patent number: 4358591
    Abstract: Novel 1-phenyl-3-polyhaloalkyl or polyhalovinyl uracils, and synthesis thereof, which are useful biological agents.
    Type: Grant
    Filed: July 21, 1980
    Date of Patent: November 9, 1982
    Assignee: Zoecon Corporation
    Inventor: Gustave K. Kohn
  • Insect attractant
    Patent number: 4332792
    Abstract: Preparation of an insect attractant comprising the pyrolyzate of N-methylnicotinic acid and starch syrup for the control of insects such as cockroaches.
    Type: Grant
    Filed: July 14, 1980
    Date of Patent: June 1, 1982
    Assignee: Zoecon Corporation
    Inventors: Gustave K. Kohn, Richard L. Baughn
  • Pesticidal compositions and processes for treating plants
    Patent number: 4307098
    Abstract: A method and pesticidal composition for the preventative, protectant, prophylactic and eradicant treatment of plant fungi and bacteria comprises applying an effective amount to plants or seeds of a pesticidal composition containing in an inert carrier a compound of the formula ##STR1## wherein R is hydrogen, methyl or ethyl; R.sup.1 is polyhaloalkyl or polyhalovinyl; R.sup.2 is lower alkyl, lower alkoxy, bromo, chloro, fluoro, lower haloalkyl, cyano, nitro, lower alkylthio, lower alkylcarbonyl, lower alkoxycarbonyl or cycloalkyl; R.sup.3 is hydrogen or independently selected from the values of R.sup.2 ; R.sup.4 is hydrogen or independently selected from the values of R.sup.2 ; X is hydrogen, carbamoyl or cyano; and y is zero, one or two.
    Type: Grant
    Filed: December 12, 1979
    Date of Patent: December 22, 1981
    Assignees: Imperial Chemical Industries Limited, Zoecon Corporation
    Inventors: Roland T. V. Fox, Gustave K. Kohn, William G. Rathmell, Margaret C. Shephard
  • Substituted 2,2-dimethylcyclopropaneamides
    Patent number: 4288621
    Abstract: The present invention relates to halo-substituted 2,2 dimethylcyclopropaneamides, useful as intermediates for the preparation of imidates having pesticidal properties.
    Type: Grant
    Filed: June 2, 1980
    Date of Patent: September 8, 1981
    Assignee: Zoecon Corporation
    Inventors: Gustave K. Kohn, Ted A. Baer
  • Cyclopropyl and phenylisobutylimidates
    Patent number: 4285879
    Abstract: Novel imidates, intermediates therefor, synthesis thereof and the use of said imidates for the control of pests.
    Type: Grant
    Filed: May 22, 1980
    Date of Patent: August 25, 1981
    Assignee: Zoecon Corporation
    Inventors: Gustave K. Kohn, Ted A. Baer
  • Phenoxy imidates
    Patent number: 4272449
    Abstract: Novel imidates, intermediates therefor, synthesis thereof and the use of said imidates for the control of pests.
    Type: Grant
    Filed: May 19, 1980
    Date of Patent: June 9, 1981
    Assignee: Zoecon Corporation
    Inventors: Gustave K. Kohn, Ted A. Baer
  • (6-Phenoxy-2-pyridyl) methyl esters of imidates
    Patent number: 4254264
    Abstract: Novel imidates, intermediates therefor, synthesis thereof and the use of said imidates for the control of pests.
    Type: Grant
    Filed: December 10, 1979
    Date of Patent: March 3, 1981
    Assignee: Zoecon Corporation
    Inventors: Gustave K. Kohn, Ted A. Baer
  • 2,4-Imidazolidinedionylmethyl esters and thiolesters of anilino acids
    Patent number: 4200758
    Abstract: 2,4-Imidazolidinedionylmethyl esters and thiolesters of amino acids, intermediates therefor, synthesis thereof and the use of said esters and thiolesters and compositions for the control of pests.
    Type: Grant
    Filed: March 19, 1979
    Date of Patent: April 29, 1980
    Assignee: Zoecon Corporation
    Inventors: Clive A. Henrick, Gustave K. Kohn
  • Compositions for preserving crops and animal feedstuffs
    Patent number: 4123552
    Abstract: Fungus and mold growth in crops and organic matter are inhibited by the use of bis-carboxylic acid esters and compositions thereof. In a preferred embodiment, crops and animal feedstuffs are preserved during storage by applying a microbiocidal amount of a mono-, di or trioxymethylene, or lower alkylidene bis-alkanoate, or a mixture thereof.
    Type: Grant
    Filed: October 17, 1975
    Date of Patent: October 31, 1978
    Assignee: Chevron Research Company
    Inventors: Daniel L. Kensler, Jr., Gustave K. Kohn, David D. Walgenbach
  • Insect control employing certain benzoates
    Patent number: 4083989
    Abstract: 3,5-DIALKYL-4-HYDROXYBENZOATES, 3,5-DIALKYL-4-HYDROXYTHIONOBENZOATES, 3,5-DIALKYL-4-HYDROXYTHIOLOBENZOATES AND 3,5-DIALKYL-4-HYDROXYDITHIOBENZOATES HAVE MORPHOGENETIC HORMONAL MIMETIC ACTIVITY ON INSECTS.
    Type: Grant
    Filed: August 19, 1976
    Date of Patent: April 11, 1978
    Assignee: Chevron Research Company
    Inventor: Gustave K. Kohn
  • Insecticidal N-thio-substituted carbamates of dihydrobenzofuranols
    Patent number: 4013774
    Abstract: This invention is directed to 2,3-dihydro-2,2-dialkyl benzofuranyl N-thio-substituted carbamates and their use as insecticides.
    Type: Grant
    Filed: June 13, 1975
    Date of Patent: March 22, 1977
    Assignee: Chevron Research Company
    Inventors: Melancthon S. Brown, deceased, Gustave K. Kohn
  • Oxymethylene di-carboxylic acid esters as anti-fungal agents and animal growth promoters
    Patent number: 4012526
    Abstract: Fungal growth in animal feedstuffs is inhibited by the use of di-carboxylic acid esters and compositions thereof. In addition to inhibiting the growth of fungi, the di-carboxylic acid esters increase the nutritional value of the animal feedstuff treated, and promote greater weight gain and feed efficiency response in animals fed the treated feedstuff compositions.
    Type: Grant
    Filed: July 21, 1975
    Date of Patent: March 15, 1977
    Assignee: Chevron Research Company
    Inventors: Daniel L. Kensler, Jr., Gustave K. Kohn, David D. Walgenbach
  • Herbicidal N- oxythio-substituted ureas
    Patent number: 3997324
    Abstract: Herbicidal oxythio-substituted ureas of the formula: ##STR1## wherein R, R.sup.1 and R.sup.2 individually are hydrogen, alkyl, cycloalkyl, bicycloalkyl, alkoxy or aryl, and R.sup.3 is alkyl, cycloalkyl, bicycloalkyl or aryl. The oxythio-substituted ureas are prepared by reacting an N-chlorothio urea and a hydroxylic compound.
    Type: Grant
    Filed: August 29, 1975
    Date of Patent: December 14, 1976
    Assignee: Chevron Research Company
    Inventors: Melancthon S. Brown, deceased, Gustave K. Kohn