Patents by Inventor Jurg Speich

Jurg Speich 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).

  • Fungicidal combinations comprising a 4-phenoxyquinoline
    Patent number: 6552039
    Abstract: Novel fungicidal compositions having a synergistically increased action, wherein component a) is a 4-phenoxyquinoline of formula I in association with b) either an azole fungicide (II), or a morpholine fungicide (III), or a compound of formula IV (spiroxamine), or a compound of formula V (fenpropidine), or a compound of formula VI (dimethomorph), or a compound of formula VII (pyrimethanil, cyprodinil), or prochloraz.
    Type: Grant
    Filed: January 24, 2002
    Date of Patent: April 22, 2003
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Gertrude Knauf-Beiter, Jürg Speich
  • Fungicidal combinations comprising a 4-phenoxyquinoline
    Patent number: 6479511
    Abstract: Novel fungicidal compositions having a synergistically increased action, wherein component a) is a 4-phenoxyquinoline of formula I  in association with b) either an azole fungicide (II), or a morpholine fungicide (III), or a compound of formula IV (spiroxamine), or a compound of formula V (fenpropidine), or a compound of formula VI (dimethomorph), or a compound of formula VII (pyrimethanil, cyprodinil), or prochloraz.
    Type: Grant
    Filed: November 12, 1999
    Date of Patent: November 12, 2002
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Gertrude Knauf-Beiter, Jürg Speich
  • Fungicidal combinations comprising a 4-phenoxyquinoline
    Publication number: 20020103224
    Abstract: Novel fungicidal compositions having a synergistically increased action, wherein component
    Type: Application
    Filed: January 24, 2002
    Publication date: August 1, 2002
    Inventors: Gertrude Knauf-Beiter, Jurg Speich
  • Pesticidal compositions
    Patent number: 6130236
    Abstract: The present invention relates to novel crop-protecting active ingredient mixtures having synergistically enhanced action, comprising at least two active ingredient components together with a suitable carrier, wherein component I is1-[[2-(2,4-dichorophenyl)-4-propyl-1,3-dioxolan-2-yl]methyl]-1H-1,2,4-triaz ole ("propiconazole")and component II is5-methyl-1,2,4-triazolo[3,4-b][1,3]benzothiazole ("tricyclazole");or in each case a salt or metal complex thereof.
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: October 10, 2000
    Assignee: Novartis Finance Corporation
    Inventors: Gertrude Knauf-Beiter, Jurg Speich
  • Method of controlling or preventing phytopathogenic microorganism infestation of plants using propiconazole as a seed dressing
    Patent number: 5288747
    Abstract: The 2R,4S-isomer of formula I and the 2RS,4S-diastereoisomeric mixture of formula Ia of 1-[2-(2,4-dichlorophenyl)-4-n-propyl-1,3-dioxolan-2-ylmethyl)-1H-1,2,4-tri azole ##STR1## and the preparation thereof are described. The compounds of formulae I and Ia have pronounced microbicidal activity without having phytotoxic side-effects. They are used as active ingredients in microbicidal compositions, especially as seed dressings.
    Type: Grant
    Filed: August 18, 1992
    Date of Patent: February 22, 1994
    Assignee: Ciba-Geigy Corporation
    Inventors: Rudolf Aebi, Adolf Hubele, Jurg Speich
  • Preparation of the diastereomeric mixture 2R,4S-1-[2-(2,4-dichlorophenyl)-4-n-propyl-1,3-dioxolan-2-ylmethyl]-1H-1 ,2,4-triazole
    Patent number: 4940799
    Abstract: The 2R,4S-isomer of formula I and the 2RS,4S-diastereoisomeric mixture of formula Ia of 1-[2-(2,4-dichlorophenyl)-4-n-propyl-1,3-dioxolan-2-ylmethyl]-1H-1,2,4-tri azole ##STR1## and the preparation thereof are described. The compounds of formulae I and Ia have pronounced microbicidal activity without having phytotoxic side-effects. They are used as active ingredients in microbicidal compositions, especially as seed dressings.
    Type: Grant
    Filed: July 13, 1988
    Date of Patent: July 10, 1990
    Assignee: Ciba-Geigy Corporation
    Inventors: Rudolf Aebi, Adolf Hubele, Jurg Speich