Patents by Inventor Astrid Brandt

Astrid Brandt 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: 6894003
    Abstract: The present invention provides a method for increasing the efficacy of a herbicidal compound of formula I which comprises applying an effective amount of said herbicidal compound directly to the soil in the form of a solid granule or solid powder which contains said herbicidal compound and at least one inert solid carrier. It is another object of this invention to provide solid granular or powder compositions of herbicidal compounds of formula I and at least one inert solid carrier, as well as methods for the use of said compositions in the control of weeds.
    Type: Grant
    Filed: May 24, 2001
    Date of Patent: May 17, 2005
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Aven, Astrid Brandt, Norbert Nelgen
  • Patent number: 6683027
    Abstract: The invention relates to a herbicidal composition comprising a herbicidally acceptable carrier and/or surface active agent and, as active ingredient, a synergistically effective amount of (1) at least one compound of formula I:  in which R1, R2, A, m and n are as defined in claim 1; and (2) at least one additional herbicidal compound, which is active against broad-leaved weeds and/or annual grasses; and/or (3) at least one additional safening compound; which provides a synergistic effect against a broad spectrum of weed species, e.g., in cereal crops and/or reduces crop injuries. The invention also provides a respective method for controlling weeds and/or reducing crop injuries.
    Type: Grant
    Filed: August 24, 2001
    Date of Patent: January 27, 2004
    Assignee: BASF Aktienegesellschaft
    Inventors: Helmut Siegfried Baltruschat, Astrid Brandt
  • Patent number: 6645911
    Abstract: The present invention provides cereal selective herbicidal compositions comprising a herbicidally acceptable carrier and/or surfactant and, as active ingredient, herbicidally effective amount of at least one 6-phenoxypyrid-2-ylcarboxamide of formula I and at least one additional herbicidal compound selected from the group consisting of flufenacet, cinidon-ethyl and carfentrazone-ethyl. Also provided is a method for the control of undesirable plants such as Setaria viridis, Alopecurus myosuroides, Poa annua, Stellaria media, Lamium purpureum, Galium aparine, Veronica hederaefolia, Papaver rhoeas and Matricaria inodora which comprises applying to the plants or their locus a herbicidally effective amount of said compositions. The compositions have been found to possess synergistic properties.
    Type: Grant
    Filed: April 4, 2001
    Date of Patent: November 11, 2003
    Assignee: BASF Aktiengesellschaft
    Inventors: Helmut Baltruschat, Astrid Brandt, Herve Vantieghem, Wessel Nuyken, Michael Vonend
  • Publication number: 20020055435
    Abstract: The invention relates to a herbicidal composition comprising a herbicidally acceptable carrier and/or surface active agent and, as active ingredient, a synergistically effective amount of
    Type: Application
    Filed: August 24, 2001
    Publication date: May 9, 2002
    Applicant: Intellectual Property Department
    Inventors: Helmut Siegfried Baltruschat, Astrid Brandt
  • Publication number: 20020039968
    Abstract: The present invention provides a method for increasing the efficacy of a herbicidal compound of formula I 1
    Type: Application
    Filed: May 24, 2001
    Publication date: April 4, 2002
    Inventors: Michael Aven, Astrid Brandt, Norbert Nelgen
  • Publication number: 20020028747
    Abstract: The present invention provides cereal selective herbicidal compositions comprising a herbicidally acceptable carrier and/or surfactant and, as active ingredient, herbicidally effective amount of at least one 6-phenoxypyrid-2-ylcarboxamide of formula I 1
    Type: Application
    Filed: April 4, 2001
    Publication date: March 7, 2002
    Inventors: Helmut Baltruschat, Astrid Brandt, Herve Vantieghem, Wessel Nuyken, Michael Vonend
  • Patent number: 5985796
    Abstract: A herbicidal composition comprising a herbicidally acceptable carrier and/or surface active agent and, as active ingredient, a synergistically effective amount of(1) at least one 2,6-disubstituted pyridine of formula I ##STR1## in which x independently represents a halogen atom or a haloalkyl group; andn is an integer of 1, 2 or 3; and(2) at least one additional herbicidal compound, which is active against broad-leaved weeds and/or annual grasses;which provides a synergistic effect against a broad spectrum of weed species, e.g., in cereal crops, and a method for controlling weeds by applying a synergistically effective amount of a compound (1) and a compound (2) to a locus.
    Type: Grant
    Filed: January 22, 1998
    Date of Patent: November 16, 1999
    Assignee: American Cyanamid Company
    Inventors: Helmut Siegfried Baltruschat, Astrid Brandt