Patents by Inventor Norbert Nelgen

Norbert Nelgen 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
  • 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
  • Patent number: 6281168
    Abstract: The invention relates to methods for protecting cereal crops from injury caused by a herbicidally effective amount of a herbicide, in particular, herbicides selected from the group consisting of AHAS-inhibiting, ACCase-inhibiting and HPPD-inhibiting herbicides, which comprises applying to the crop plant, the seed of the crop, or the soil surrounding the crop or crop seed an effective non-phytotoxic antidotal amount of a benzothiazole derivative of formula I wherein A represents an alkyl, alkoxy, haloalkoxy, hydroxy, cyano or nitro group or a group of the formula  in which W represents O or S, and R represents a hydroxy, thiol, alkoxy, thioalkyl, amino, alkylamino or dialkylamino group; and X represents CH or N; Also included are safened herbicidal compositions comprising a herbicidally effective amount of a herbicide and an effective nonphytotoxic antidotal amount a benzothiazole derivative of formula I.
    Type: Grant
    Filed: January 18, 2000
    Date of Patent: August 28, 2001
    Assignee: American Cyanamid Co.
    Inventors: Dale Lester Shaner, Helmut Siegfried Baltruschat, Norbert Nelgen
  • Patent number: 6159899
    Abstract: A herbicidal composition comprising a compound of formula A ##STR1## or an agrochemically acceptable salt thereof and at least one compound from the substance classes of formulae I-VII.
    Type: Grant
    Filed: September 14, 1998
    Date of Patent: December 12, 2000
    Assignee: Novartis Crop Protection, Inc.
    Inventors: Manfred Hudetz, Norbert Nelgen
  • Patent number: 5981432
    Abstract: Herbicidal compositions comprising S-metolachlor and at least one additional herbicide selected from atrazine, terbuthylazine, flumetsulan, pendimethalin, metosulam, pyridate, glyphosate, glufosinate, cyanazine, dicamba, halosulfuron, prosulfuron, primisulfuron, sulcotrione, metribuzin, BAY FOE 5043, and salts thereof. The compositions may also contain the safener benoxacor.
    Type: Grant
    Filed: February 2, 1998
    Date of Patent: November 9, 1999
    Assignee: Novartis Crop Protection
    Inventors: Manfred Hudetz, Dan Worden Kidder, Robert Franklin Milliken, Norbert Nelgen