Patents by Inventor Rudolf Aebi

Rudolf Aebi 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).

  • 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
  • 2-Chloro-N-(2'-methoxypropyl)- and 2-chloro-N-(2'-ethoxypropyl)-2",6"-dimethyl-acetanilide as long term weed killers
    Patent number: 4412855
    Abstract: 2-Chloro-N-(2'-methoxypropyl)- and 2-chloro-N-(2'ethoxypropyl)-2",6"-dimethyl-acetanilide are very effective agents for combating weeds and for regulating plant growth with improved stability in the soil.
    Type: Grant
    Filed: September 22, 1978
    Date of Patent: November 1, 1983
    Assignee: Ciba-Geigy Corporation
    Inventors: Christian Vogel, Rudolf Aebi
  • Herbicidal and plant growth inhibiting agent
    Patent number: 4324580
    Abstract: 2,6-diethyl-N-(1'-methoxyprop-2'-yl)[N]-chloroacetanilide is disclosed as plant growth regulating and herbicidal agent with improved stability in the soil.
    Type: Grant
    Filed: September 20, 1977
    Date of Patent: April 13, 1982
    Assignee: Ciba-Geigy Corporation
    Inventors: Christian Vogel, Rudolf Aebi
  • Plant growth regulating agent
    Patent number: 4283221
    Abstract: 2-Chloro-2',6'-dimethyl-N-(2-methoxyethyl)-acetanilide is disclosed as plant growth regulating agent with long lasting activity.
    Type: Grant
    Filed: May 21, 1976
    Date of Patent: August 11, 1981
    Assignee: Ciba-Geigy Corporation
    Inventors: Christian Vogel, Rudolf Aebi
  • Plant growth regulating agent
    Patent number: 4200451
    Abstract: 2-Ethyl-6-methyl-N-(1'-ethoxyprop-2'-yl)-N-chloroacetanilide is disclosed as plant growth regulating and herbicidal agent with improved stability in the soil.
    Type: Grant
    Filed: August 15, 1978
    Date of Patent: April 29, 1980
    Assignee: Ciba-Geigy Corporation
    Inventors: Christian Vogel, Rudolf Aebi
  • 2,6-Diethyl-n-(2'-N-propoxyethyl)-chloroacetanilide for selectively combating weeds
    Patent number: 4168965
    Abstract: 2,6-DIETHYL-N-(2'-propoxyethyl)-chloroacetanilide is an outstanding selective herbicide for combating weeds in rice cultures.
    Type: Grant
    Filed: April 5, 1978
    Date of Patent: September 25, 1979
    Assignee: Ciba-Geigy Corporation
    Inventors: Christian Vogel, Rudolf Aebi
  • Acetanilide plant growth regulating agent
    Patent number: 4160660
    Abstract: 2-CHLORO-2',6'-DIMETHYL-N-(1-ethoxyprop-2-yl)-acetanilide is disclosed as plant growth regulating and herbicidal agent with improved stability in the soil.
    Type: Grant
    Filed: May 15, 1978
    Date of Patent: July 10, 1979
    Assignee: Ciba-Geigy Corporation
    Inventors: Christian Vogel, Rudolf Aebi
  • Plant growth regulation with N-(2-alkoxy-ethyl)-N-chloroacetyl-2,3,6-trimethyl-anilines
    Patent number: 4070179
    Abstract: N-(2'-alkoxy-ethyl)-N-chloroacetyl-2,3,6-trimethyl-anilines wherein the alkoxy residue is methoxy, ethoxy or isopropoxy are effective weedkillers in plant crops, such as soya and cotton. They may also be used for retarding plant growth.
    Type: Grant
    Filed: October 7, 1976
    Date of Patent: January 24, 1978
    Assignee: Ciba-Geigy Corporation
    Inventors: Christian Vogel, Rudolf Aebi
  • Plant growth regulating agent
    Patent number: 4022611
    Abstract: 2-ETHYL-6-METHYL-N-(1'-methoxyprop-2'-yl)-N-chloroacetanilide is disclosed as plant growth regulating and herbicidal agent with improved stability in the soil.
    Type: Grant
    Filed: December 18, 1975
    Date of Patent: May 10, 1977
    Assignee: Ciba-Geigy Corporation
    Inventors: Christian Vogel, Rudolf Aebi
  • Plant growth regulating agent
    Patent number: 3937730
    Abstract: 2-ethyl-6-methyl-N-(1'-methoxyprop-2'-yl)-N-chloroacetanilide is disclosed as plant growth regulating and herbicidal agent with improved stability in the soil.
    Type: Grant
    Filed: October 4, 1974
    Date of Patent: February 10, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Christian Vogel, Rudolf Aebi