Patents by Inventor Arndt Wellmann

Arndt Wellmann 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).

  • Use of alcohol ethoxylates as penetration enhancers
    Patent number: 7723268
    Abstract: The invention relation to the use of alcohol ethoxylates of the formula (I) in which n represents 4, 5, 6, 7 or 8 and Q represents a branched tridecyl radical, as penetrants for herbicidally active compounds from the group of the triazolinones. The invention also relates to corresponding plant treatment compositions and to their use in crop protection.
    Type: Grant
    Filed: January 7, 2003
    Date of Patent: May 25, 2010
    Assignee: Bayer Cropscience AG
    Inventors: Peter Baur, Dieter Feucht, Mathias Kremer, Frederic Top, Ulrich Schwiedop, Arndt Wellmann
  • Use of alcohol ethoxylates as penetration enhancers
    Publication number: 20050070440
    Abstract: The invention relation to the use of alcohol ethoxylates of the formula (I) Q-(-O—CH2—CH2—)n—OH ??(I) in which n represents 4, 5, 6, 7 or 8 and Q represents a branched tridecyl radical, as penetrants for herbicidally active compounds from the group of the triazolinones. The invention also relates to corresponding plant treatment compositions and to their use in crop protection.
    Type: Application
    Filed: January 7, 2003
    Publication date: March 31, 2005
    Inventors: Peter Baur, Dieter Feucht, Mathias Kremer, Frederic Top, Ulrich Schwiedop, Arndt Wellmann
  • Selective herbicides based on 2,6-disubstituted pyridine derivatives
    Patent number: 6849578
    Abstract: The present invention provides herbicidal synergistic active compound combinations comprising a 2,6-disubstituted pyridine of the formula (I) and at least one herbicidally active compound and/or safeners. The synergistic active compound combinations of the present invention find use in the selective control of weed in various crops of plants.
    Type: Grant
    Filed: November 6, 2000
    Date of Patent: February 1, 2005
    Assignee: Bayer Aktiengesellschaft
    Inventors: Arndt Wellmann, Dieter Feucht, Mathias Kremer, Birgit Krauskopf, Peter Dahmen
  • Selective herbicides on basis of N-aryl-triazoline(thi)ones
    Patent number: 6841517
    Abstract: The invention relates to novel herbicidal synergistic active compound combinations comprising on the one hand known N-aryl-triazolin(ethi)ones and on the other hand known herbicidally active compounds and/or compounds which improve crop plant compatibility and which can be used with particularly good results for the selective control of weeds in various crops of useful plants.
    Type: Grant
    Filed: September 18, 2000
    Date of Patent: January 11, 2005
    Assignee: Bayer Aktiengesellschaft
    Inventors: Dieter Feucht, Mark Wilhelm Drewes, Peter Dahmen, Birgit Krauskopf, Mathias Kremer, Rolf Pontzen, Arndt Wellmann, Wilhelm Haas
  • Selective herbicides on the basis of a substituted phenylsulfonylaminocarbonyltriazolinone and safeners
    Patent number: 6649565
    Abstract: Selective herbicidal compositions are provided which comprise an effective amount of an active compound combination comprising 2-(2-methoxycarbonylphenylsulphonylaminocarbonyl)-4-methyl-5-propoxy-2, 4-dihydro-3H-1,2,4-triazol-3-one of the formula (I) and/or one or more salts of the compound of the formula (I), in particular the sodium salt and at least one crop plant compatibility-improving compound as described herein.
    Type: Grant
    Filed: March 26, 2002
    Date of Patent: November 18, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Dieter Feucht, Peter Dahmen, Mark Wilhelm Drewes, Birgit Krauskopf, Mathias Kremer, Rolf Pontzen, Hans-Joachim Santel, Arndt Wellmann, Joachim Kluth, Klaus-Helmut Müller