Patents Assigned to Zoecon Corporation
  • Animal identification ear tag assembly
    Patent number: 4958452
    Abstract: A new and improved animal identification ear devices assembly consisting of a novel rivet, a flexible base having rib-like reinforcement ramps, an animal ear tag and an applicator tool. The flexible base allows the rivet and the tag to move forward when mounted through the ear, until the reinforcement ramps bend together, locking and stiffening the rivet and preventing it from being pulled through the animal ear.
    Type: Grant
    Filed: September 27, 1989
    Date of Patent: September 25, 1990
    Assignee: Zoecon Corporation
    Inventor: Lloyd Tate
  • Suffocation-type insect trap with pitfall and attractant
    Patent number: 4581845
    Abstract: A poisonless trap for monitoring and control of insects, especially stored-product pests of the order Coleoptera, comprising a housing device, a pitfall chamber within the housing device, oil within the pitfall chamber, and an attractant. Insects lured into the pitfall by the attractant die by suffocation in the oil.
    Type: Grant
    Filed: May 16, 1984
    Date of Patent: April 15, 1986
    Assignees: The United States of America as represented by the Secretary of Agriculture, Zoecon Corporation
    Inventors: Wendell E. Burkholder, Alan V. Barak
  • Phenoxyphenyl phosphinates
    Patent number: 4563310
    Abstract: Novel phenoxy-, phenylthio, anilino-, benzyl-, pyridyloxy-, pyridylthio-, pyridylamino-, or pyridylmethyl-phenyl substituted phosphinates and phosphinothioates, synthesis thereof, intermediates therefore, and the use of said novel compounds for the control of weeds.
    Type: Grant
    Filed: February 16, 1984
    Date of Patent: January 7, 1986
    Assignee: Zoecon Corporation
    Inventors: Shy-Fuh Lee, Clive A. Henrick
  • 3-Alkoxy-4-substituted-phenoxy-2,3-unsaturated acid esters and derivatives thereof and the use thereof for the control of weeds
    Patent number: 4561882
    Abstract: This invention relates to 3-alkoxy-4-substituted-phenoxy-2,3-unsaturated acid esters, derivatives thereof, and the use of said acid esters and derivatives for the control of weeds.
    Type: Grant
    Filed: April 20, 1983
    Date of Patent: December 31, 1985
    Assignee: Zoecon Corporation
    Inventor: Shy-Fuh Lee
  • Phosphinates or phosphonates useful for control of weeds
    Patent number: 4560752
    Abstract: Novel 5-(substituted amino)phenoxyalkyl-, phenylthioalkyl-, phenylsulfinylalkyl-, and phenylsulfonylalkylphosphinates and phosphonates, synthesis thereof, intermediates therefor, and the use of said novel compounds for the control of weeds.
    Type: Grant
    Filed: June 28, 1984
    Date of Patent: December 24, 1985
    Assignee: Zoecon Corporation
    Inventor: Shy-Fuh Lee
  • 2-Nitro(cyano)phenyloxy(thio)alkyl phosphinates or phosphonates
    Patent number: 4556520
    Abstract: Novel phenoxyphenoxyalkyl-, phenoxyphenylthioalkyl- or phenoxyphenylsulfonylalkyl-substituted phosphinates and phosphonates, related compounds, synthesis thereof, intermediates therefor, and the use of said novel compounds for the control of weeds.
    Type: Grant
    Filed: April 10, 1984
    Date of Patent: December 3, 1985
    Assignee: Zoecon Corporation
    Inventors: Shy-Fuh Lee, Clive A. Henrick
  • Plantlet generation by cell culture
    Patent number: 4548901
    Abstract: Plantlet generation by cell culture wherein a morphogenetically competent cell suspension culture is prepared which can be maintained by serial subculture. Transfer of aggregates of the suspension culture to an expression medium produces, after a few days, well formed bipolar embryoids which undergo shoot development and subsequent rooting to complete plantlet development.
    Type: Grant
    Filed: June 21, 1983
    Date of Patent: October 22, 1985
    Assignee: Zoecon Corporation
    Inventors: Michael L. Christianson, Debra A. Warnick, Peter S. Carlson
  • Compositions
    Patent number: 4544400
    Abstract: Substituted phenoxy- and pyridyloxybenzo-2,1,3-oxadiazoles, phenoxy- and pyridyloxybenzo-2,1,3-thiadazoles, and the N-oxides thereof, intermediates therefor, synthesis thereof, and the use of said compounds for the control of weeds.
    Type: Grant
    Filed: July 18, 1983
    Date of Patent: October 1, 1985
    Assignee: Zoecon Corporation
    Inventors: Richard J. Anderson, Michael M. Leippe
  • Phenoxyphenylaminoalkylphosphinates useful in weed control
    Patent number: 4536355
    Abstract: Novel phenoxyphenoxyalkyl-, phenoxyphenylthioalkyl- or phenoxyphenylsulfonylalkyl-substituted phosphinates and phosphonates, related compounds, synthesis thereof, intermediates therefor, and the use of said novel compounds for the control of weeds.
    Type: Grant
    Filed: April 11, 1984
    Date of Patent: August 20, 1985
    Assignee: Zoecon Corporation
    Inventors: Shy-Fuh Lee, Clive A. Henrick
  • Pest control device comprising .alpha.-cyano-3-phenoxybenzyl 2-(2-chloro-4-trifluoromethylanilino)-3-methylbutanoate
    Patent number: 4536388
    Abstract: A pest control device, such as an ear tag, for controlling pests such as flies, fleas and ticks on animals such as cattle and other livestock or pet animals which comprises a polymeric resin matrix and the pesticidally active compound .alpha.-cyano-3-phenoxybenzyl 2-(2-chloro-4-trifluoromethylanilino)-3-methylbutanoate.
    Type: Grant
    Filed: July 18, 1983
    Date of Patent: August 20, 1985
    Assignee: Zoecon Corporation
    Inventor: Robert C. Pearce, III
  • Certain 2-pyridyloxyphenyl-oximino-ether-carboxylates, herbicidal compositions containing same and their herbicidal method of use
    Patent number: 4526608
    Abstract: Substituted phenoxyphenylhydroxyamines and pyridyloxyphenylhydroxyamines, and the use thereof for the control of weeds.
    Type: Grant
    Filed: March 31, 1983
    Date of Patent: July 2, 1985
    Assignee: Zoecon Corporation
    Inventor: Shy-Fuh Lee
  • Herbicidal compositions comprising compounds containing a phenylaminophenoxy moiety
    Patent number: 4525205
    Abstract: 3-Alkoxy-4-substituted-phenoxy-2,3-unsaturated acid esters and derivatives thereof and the use thereof for the control of weeds.
    Type: Grant
    Filed: March 23, 1982
    Date of Patent: June 25, 1985
    Assignee: Zoecon Corporation
    Inventor: Shy-Fuh Lee
  • Substituted phenoxyalkanediones and their herbicidal method of use
    Patent number: 4522647
    Abstract: Substituted phenoxyalkanediones and intermediates therefor, and the use of said compounds for the control of weeds.
    Type: Grant
    Filed: June 29, 1983
    Date of Patent: June 11, 1985
    Assignee: Zoecon Corporation
    Inventors: Richard J. Anderson, Shy-Fuh Lee
  • 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
  • Tetrahydrobenzodiazaphosphorindiones and tetrahydropyridodiazaphosphorindiones
    Patent number: 4520197
    Abstract: Substituted tetrahydrobenzodiazaphosphorindiones or tetrahydropyridodiazaphosphorindiones, intermediates therefore, synthesis thereof, said compounds being useful herbicides.
    Type: Grant
    Filed: February 1, 1984
    Date of Patent: May 28, 1985
    Assignee: Zoecon Corporation
    Inventor: Shy-Fuh Lee
  • Substituted amino acid process
    Patent number: 4517130
    Abstract: An improved process for preparing substituted amino acids and lower alkyl esters thereof, and intermediates therefor, comprising reacting a substituted aniline, HCN and an aldehyde to form a nitrile, converting the nitrile to an imidate salt with a strong acid and an alcohol, hydrolyzing in situ the imidate salt to the ester with addition of water, and optionally converting the ester to the salt or free acid. The acids are useful intermediates in the synthesis of pesticides.
    Type: Grant
    Filed: February 17, 1984
    Date of Patent: May 14, 1985
    Assignee: Zoecon Corporation
    Inventor: Ted A. Baer
  • Substituted phenylphosphinyloxy- and phosphinylthio-iminocarboxylates useful for the control of weeds
    Patent number: 4509970
    Abstract: Novel substituted phenylphosphinyloxy- and phenylphosphinylthio-iminocarboxylates, synthesis thereof, intermediates therefor, and the use of said novel compounds for the control of weeds.
    Type: Grant
    Filed: December 17, 1981
    Date of Patent: April 9, 1985
    Assignee: Zoecon Corporation
    Inventor: Shy-Fuh Lee
  • 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
  • Compositions
    Patent number: 4500737
    Abstract: Novel substituted cycloalkanediones and their use for the control of weeds.
    Type: Grant
    Filed: March 2, 1984
    Date of Patent: February 19, 1985
    Assignee: Zoecon Corporation
    Inventor: Clive A. Henrick
  • 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