Patents by Inventor Joe T. Bamberg

Joe T. Bamberg 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).

  • Compounds
    Patent number: 5670456
    Abstract: N-carbamoyl-2-carboxyaryl-heterocyclic and hydrazinecarboximidamidehydrazone derivatives, intermediates and processes for their preparation, agricultural compositions containing them and their use as agricultural chemicals, in particular herbicides.
    Type: Grant
    Filed: May 22, 1995
    Date of Patent: September 23, 1997
    Assignee: Sandoz Ltd.
    Inventors: Richard J. Anderson, Joe T. Bamberg, Michael M. Leippe
  • Heterocyclic hydrazines and hydrazones
    Patent number: 5506191
    Abstract: N-carbamoyl-2-carboxyaryl-heterocyclic and hydrazinecarboximidamide-hydrazone derivatives, intermediates and processes for their preparation, agricultural compositions containing them and their use as agricultural chemicals, in particular herbicides.
    Type: Grant
    Filed: April 8, 1994
    Date of Patent: April 9, 1996
    Assignee: Sandoz Ltd.
    Inventors: Richard J. Anderson, Joe T. Bamberg, Michael M. Leippe
  • Substituted semi-carbazones and related compounds
    Patent number: 5098462
    Abstract: Substituted semicarbazones, thiosemicarbazones and isothiosemicarbazones and salts thereof, intermediates therefor, synthesis thereof, and the use of said compounds for the control of weeds.
    Type: Grant
    Filed: May 23, 1988
    Date of Patent: March 24, 1992
    Assignee: Sandoz Ltd.
    Inventors: Richard J. Anderson, Michael M. Leippe, Joe T. Bamberg
  • Compounds
    Patent number: 5098466
    Abstract: Substituted semicarbazones, thiosemicarbazones and isothiosemicarbazones and salts thereof, intermediates therefor, synthesis thereof, and the use of said compounds for the control of weeds.
    Type: Grant
    Filed: August 21, 1990
    Date of Patent: March 24, 1992
    Assignee: Sandoz Ltd.
    Inventors: Richard J. Anderson, Michael M. Leippe, Joe T. Bamberg
  • 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