Patents by Inventor Guy Lacroix

Guy Lacroix 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).

  • Patent number: 6344564
    Abstract: Fungicidal 2-imidazolin-5-ones and 2-imidazoline-5-thiones, processes for their preparation, fungicidal compositions containing them, and methods of using them to treat or prevent fungal disease in crops.
    Type: Grant
    Filed: October 14, 1999
    Date of Patent: February 5, 2002
    Assignee: Rhone-Poulenc, Inc.
    Inventors: Guy Lacroix, Raymond Peignier, Regis Pepin, Jean-Philippe Bascou, Gilbert Emeric, Joseph Perez, Fabrice Pinard, Christian Schmitz, Alain Gadras
  • Patent number: 6018052
    Abstract: Fungicidal 2-imidazolin-5-ones and 2-imidazoline-5-thiones, processes for their preparation, fungicidal compositions containing them and methods of using them to treat or prevent fungal disease in crops.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: January 25, 2000
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Guy Lacroix, Jean-Phillippe Bascou, Joseph Perez, Alain Gadras
  • Patent number: 6008370
    Abstract: Fungicidal 2-imidazolin-5-ones and 2-imidazoline-5-thiones, processes for their preparation, fungicidal compositions containing them and methods of using them to treat or prevent fungal disease in crops.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: December 28, 1999
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Guy Lacroix, Jean-Philippe Bascou, Gilbert Emeric, Joseph Perez, Fabrice Pinard
  • Patent number: 6002016
    Abstract: Fungicidal 2-imidazolin-5-ones and 2-imidazoline-5-thiones, processes for their preparation, fungicidal compositions containing them and methods of using them to treat or prevent fungal disease in crops.
    Type: Grant
    Filed: December 1, 1994
    Date of Patent: December 14, 1999
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Guy Lacroix, Raymond Peignier, Regis Pepin, Jean-Philippe Bascou, Joseph Perez, Christian Schmitz
  • Patent number: 5650519
    Abstract: Fungicidal 2-imidazolin-5-ones and 2-imidazoline-5-thiones, processes for their preparation, fungicidal compositions containing them and methods of using them to treat or prevent fungal disease in crops.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: July 22, 1997
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Guy Lacroix, Jean-Philippe Bascou, Joseph Perez, Alain Gadras
  • Patent number: 5637729
    Abstract: Fungicidal 2-imidazolin-5-ones and 2-imidazoline-5-thiones, processes for their preparation, fungicidal compositions containing them and methods of using them to treat or prevent fungal disease in crops.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: June 10, 1997
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Guy Lacroix, Raymond Peignier, Regis Pepin
  • Patent number: 4921991
    Abstract: Phosphonic diesters, capable of being employed as intermediates for making herbicides, having the formula ##STR1## in which R denotes a hydrogenolyzable group; preferably an arylalkyl group,R.sup.1 denotes a hydrolyzable group,R.sup.2 denotes a hydrogen atom or hydrolyzable group such as those defined for R.sup.1.Preparation of the compounds of the formula (I) from phosphites, formaldehyde and N-substituted glycine esters.
    Type: Grant
    Filed: December 31, 1986
    Date of Patent: May 1, 1990
    Inventor: Guy Lacroix
  • Patent number: 4894082
    Abstract: Herbicidal compounds of the formula: ##STR1## in which R.sup.1 denotes an optionally substituted hydrocarbon radical, R denotes the hydrogen atom or has one of the meanings given for R.sup.1, R.sup.2 and R.sup.3 denote the hydrogen atom or are such that OR.sup.2 and OR.sup.3 are hydrolyzable groups; R.sup.4 denotes a hydrogen atom or a hydrogenolyzable group, and the agriculturally acceptable salts of these compounds.
    Type: Grant
    Filed: April 14, 1988
    Date of Patent: January 16, 1990
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Guy Borrod, Guy Lacroix
  • Patent number: 4886542
    Abstract: Herbicidal compounds of formula: ##STR1## in which R.sup.1 denotes an optionally halogenated alkyl radical containing from 1 to 4 carbon atoms,R denotes the hydrogen atom or an alkyl group containing from 1 to 4 carbon atoms,R.sup.2 denotes the hydrogen atom or R.sup.21,R.sup.21 and R.sup.3 denotes optionally substituted aryl radicals,R.sup.4 denotes a hydrogen atom or a hydrogenolysable group R.sup.8,and the agriculturally acceptable salts of these compounds.
    Type: Grant
    Filed: April 7, 1987
    Date of Patent: December 12, 1989
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Guy Borrod, Guy Lacroix
  • Patent number: 4738708
    Abstract: Herbidical compounds of the formula: ##STR1## in which R.sup.1 denotes an optionally substituted hydrocarbon radical, R denotes the hydrogen atom or has one of the meanings given for R.sup.1 ; R.sup.2 and R.sup.3 denote the hydrogen atom or are such that OR.sup.2 and OR.sup.3 are hydrolyzable groups; R.sup.4 denotes a hydrogen atom or a hydrogenolyzable group, and the agriculturally acceptable salts of these compounds.
    Type: Grant
    Filed: July 27, 1984
    Date of Patent: April 19, 1988
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Guy Borrod, Guy Lacroix
  • Patent number: 4675429
    Abstract: Herbicidal compounds of formula: ##STR1## in which R.sup.1 denotes an optionally halogenated alkyl radical containing from 1 to 4 carbon atoms,R denotes the hydrogen atom or an alkyl group containing from 1 to 4 carbon atoms,R.sup.2 denotes the hydrogen atom or R21,R.sup.21 and R.sup.3 denote optionally substituted aryl radicals,R.sup.4 denotes a hydrogen atom or a hydrogenolysable group R.sup.8,and the agriculturally acceptable salts of these compounds.
    Type: Grant
    Filed: January 14, 1986
    Date of Patent: June 23, 1987
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Guy Borrod, Guy Lacroix
  • Patent number: 4542023
    Abstract: Compounds of the formula: ##STR1## wherein: R.sub.1 =H, OH, alkyl (C.sub.1 -C.sub.4) optionally substituted by halogen, OH or NHOH; optionally substituted phenyl; or alkoxy (C.sub.1 -C.sub.4);R.sub.2 and R.sub.3 =alkyl (C.sub.1 -C.sub.5) or optionally substituted phenyl or together=--(CH.sub.2).sub.m --, m=4 or 5;R.sub.4 =alkyl (C.sub.1 -C.sub.18), alkenyl (C.sub.2 -C.sub.18) or optionally substituted benzyl or phenyl; andn=0 or 1. are agriculturally useful as fungicides or bactericides for protecting plants.
    Type: Grant
    Filed: January 31, 1984
    Date of Patent: September 17, 1985
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Guy Lacroix, Claude Anding, Andree Viricel
  • Patent number: 4515807
    Abstract: Fungicides of the formula: ##STR1## in which: R.sup.1 and R.sup.3, which are identical or different, represent an alkyl radical having from 1 to 4 carbon atoms and are preferably the methyl radical,R.sup.4 represents the hydrogen atom or a methyl radical,R.sup.5 represents the hydrogen atom or an alkyl radical having from 1 to 4 carbon atoms,R.sup.6 represents an optionally monohalogenated or dihalogenated alkyl radical having from 1 to 6 carbon atoms, a cycloalkyl radical having from 3 to 6 carbon atoms or a radical --CH.sub.2 --X--R.sup.7,X represents the oxygen or sulphur atom, andR.sup.7 represents an alkyl radical having from 1 to 4 carbon atoms.
    Type: Grant
    Filed: September 29, 1982
    Date of Patent: May 7, 1985
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Jean-Claude Debourge, Guy Lacroix
  • Patent number: 4382928
    Abstract: A composition for combatting fungal and bacterial diseases in plants is disclosed which contains, as the active ingredient, a compound of the formula: ##STR1## in which: R.sub.1 is hydrogen or an alkyl radical containing from 1 to 6 carbon atoms, R.sub.2 is an alkyl radical containing from 1 to 18 carbon atoms, R.sub.1 and R.sub.2 can additionally form an ethylene or propylene chain which is optionally substituted by alkyls containing from 1 to 3 carbon atoms, and R.sub.3 and R.sub.4, which are identical or different, are hydrogen, an alkyl radical containing from 1 to 18 carbon atoms, a cycloalkyl radical containing from 3 to 7 carbon atoms, an alkenyl radical containing from 3 to 18 carbon atoms, the phenyl radical or the benzyl radical, in association with an inert carrier which is acceptable in agriculture.
    Type: Grant
    Filed: March 18, 1980
    Date of Patent: May 10, 1983
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Jean Abblard, Jean-Michel Gaulliard, Guy Lacroix
  • Patent number: 4313957
    Abstract: The invention relates to sulphur-containing products with an amide group, which are derived from aniline.These compounds have the formula: ##STR1## They are used as anti-fungal agents.
    Type: Grant
    Filed: January 23, 1980
    Date of Patent: February 2, 1982
    Assignee: Rhone-Poulenc Agrochimie
    Inventors: Jean Abblard, Guy Lacroix
  • Patent number: 4139616
    Abstract: Compositions for controlling fungus disease are disclosed which contain as active material a fungicidally effective amount of at least one compound of the formula ##STR1## IN WHICH R is an optionally halogenated or nitrated, linear or branched alkyl radical containing from 1 to 18 carbon atoms and preferably from 1 to 8 carbon atoms, an optionally halogenated alkenyl or alkinyl radical, an alkoxy alkyl radical, an alkenoxy alkyl radical, the hydrocarbon portion of these four types of radicals containing from 1 to 8 and preferably from 1 to 5 carbon atoms, a cyclohexyl radical, an optionally substituted aryl radical, preferably phenyl, or aryl alkyl radical, preferably phenyl alkyl, or even a heterocyclic radical optionally attached to the oxygen through an aliphatic chain, preferably tetrahydrofurfuryl, M represents an ammonium cation, ammonium substituted by 1 to 4 alkyl or hydroxy alkyl radicals containing from 1 to 5 carbon atoms or by 1 to 2 cyclohexyl radicals or a phenyl radical, or a cation of a metal
    Type: Grant
    Filed: December 10, 1974
    Date of Patent: February 13, 1979
    Assignee: PEPRO
    Inventors: Jacques Ducret, Guy Lacroix, Jean-Michel Gaulliard
  • Patent number: 4119724
    Abstract: Fungicidal compositions containing phosphorous acid, inorganic and organic salts thereof are disclosed, as well as a method of controlling fungus disease in plants by applying such compositions.
    Type: Grant
    Filed: April 13, 1977
    Date of Patent: October 10, 1978
    Assignee: Pepro
    Inventors: Andre Thizy, Daniel Pillon, Jean-Claude Debourge, Guy Lacroix
  • Patent number: 4115559
    Abstract: Compositions and methods for their use are described for controlling parasitic fungi in and on plants containing, as active material, at least one compound corresponding to the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6, which may be the same or different, represent hydrogen; halogen; nitro; alkyl, halo-alkyl or alkoxy carbonyl radical containing from 1 to 5 carbon atoms, andn = 0 or 1.The compositions are topically and systemically active and are applied to the susceptible plants, seeds, soil or its transportation or handling means and may be associated with an agricultural vehicle which facilitates its application. Compositions may also contain other agriculturally acceptable components including insecticides and other fungicides.
    Type: Grant
    Filed: January 30, 1976
    Date of Patent: September 19, 1978
    Assignee: Philagro S.A.
    Inventors: Guy Lacroix, Jean-Claude Debourge, Jacques Ducret
  • Patent number: 4075324
    Abstract: Fungicidal compositions containing phosphorous acid, inorganic and organic salts thereof are disclosed, as well as a method of controlling fungus disease in plants by applying such compositions.
    Type: Grant
    Filed: November 26, 1974
    Date of Patent: February 21, 1978
    Assignee: Pepro
    Inventors: Andre Thizy, Daniel Pillon, Jean-Claude Debourge, Guy Lacroix
  • Patent number: 4046883
    Abstract: Fungicidal compositions containing as the active ingredient at least one compound of the formula, (RN).sub.6 P.sub.4, wherein R is an alkyl group containing 1 to 4 carbon atoms are disclosed, as well as a method of controlling fungus diseases of plants by applying such compositions.
    Type: Grant
    Filed: October 7, 1975
    Date of Patent: September 6, 1977
    Assignee: Philagro S.A.
    Inventors: Guy Lacroix, Jean-Claude Debourge