Patents by Inventor Lawrence H. Brannigan

Lawrence H. Brannigan 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).

  • Benzhydryl compounds as herbicide antidotes
    Patent number: 5321000
    Abstract: Acids, esters, amides and salts of benzhydryl compounds are antidotes for thiocarbamate and acetamide herbicides. These antidote compounds are especially effective to safen acetamide herbicides used to control grassy weeds and broadleaf weeds in rice, sorghum, corn and wheat.
    Type: Grant
    Filed: June 29, 1992
    Date of Patent: June 14, 1994
    Assignee: Monsanto Company
    Inventors: Lawrence H. Brannigan, Ronald J. Brinker, Robert J. Kaufman, Suzanne Metz
  • Benzhydryl compounds as herbicide antidotes
    Patent number: 5162537
    Abstract: Acids, esters, amides and salts of benzhydryl compounds are antidotes for thiocarbamate and acetamide herbicides. These antidote compounds are especially effective to safen acetamide herbicides used to control grassy weeds and broadleaf weeds in rice, sorghum, corn and wheat.
    Type: Grant
    Filed: July 9, 1990
    Date of Patent: November 10, 1992
    Assignee: Monsanto Company
    Inventors: Lawrence H Brannigan, Ronald J. Brinker, Robert J. Kaufman, Suzanne Metz
  • Benzhydryl compounds as herbicide antidotes
    Patent number: 4964893
    Abstract: Acids, esters, amides and salts of benzhydryl compounds are antidotes for thiocarbamate and acetamide herbicides. These antidote compounds are especially effective to safen acetamide herbicides used to control grassy weeds and broadleaf weeds in rice, sorghum, corn and wheat.
    Type: Grant
    Filed: April 17, 1986
    Date of Patent: October 23, 1990
    Assignee: Monsanto Company
    Inventors: Lawrence H. Brannigan, Ronald J. Brinker, Robert J. Kaufman, Suzanne Metz
  • Process for the preparation of 1-alkyl-3-aryl-4-pyrazolecarboxylates
    Patent number: 4245106
    Abstract: This invention relates to a process for preparing pyrazole carboxylates having the formula ##STR1##
    Type: Grant
    Filed: July 5, 1979
    Date of Patent: January 13, 1981
    Assignee: Monsanto Company
    Inventors: Lawrence H. Brannigan, John E. Franz, Robert K. Howe
  • 5-Aryl-4-isoxazolecarboxylate-safening agents
    Patent number: 4243406
    Abstract: The invention relates to the safening of crop plants to the use of herbicides using a 5-aryl-4-isoxazolecarboxylate or composition containing such compounds to reduce the herbicidal injury to treated crop plants. The invention is also concerned with novel compositions which comprise an acetanilide herbicide and a 5-aryl-4-isoxazolecarboxylate.
    Type: Grant
    Filed: December 26, 1978
    Date of Patent: January 6, 1981
    Assignee: Monsanto Company
    Inventors: Lawrence H. Brannigan, John E. Franz, David E. Schafer
  • 1-Alkyl-3-aryl-4-pyrazolecarboxylates
    Patent number: 4116673
    Abstract: This invention relates to novel pyrazole carboxylates having the formula ##STR1## and their use as herbicides.
    Type: Grant
    Filed: August 18, 1976
    Date of Patent: September 26, 1978
    Assignee: Monsanto Company
    Inventors: Lawrence H. Brannigan, John E. Franz, Robert K. Howe