Patents by Inventor Bruno Wurzer

Bruno Wurzer 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).

  • Isoureas and their use for controlling undesirable plant growth
    Patent number: 4692187
    Abstract: Isoureas of the formula ##STR1## where X, Y and Z are each hydrogen, halogen, alkyl, alkoxy, haloalkyl, unsubstituted or substituted phenoxy or unsubstituted or substituted arylalkoxy, R.sup.1 is alkyl, R.sup.2 is alkyl or methoxy and R.sup.3 is benzyl or is phenyl which can be monosubstituted or polysubstituted by alkyl, halogen, alkoxy, haloalkoxy, hydroxyl, nitro, alkoxycarbonylmethoxy, alkoxycarbonylethoxy or a radical--NH--R.sup.4, processes for their preparation, and their use for controlling undesirable plant growth.
    Type: Grant
    Filed: February 3, 1986
    Date of Patent: September 8, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Karl Kiehs, Bruno Wurzer, Norbert Meyer
  • 2-halo-N-(azole-1-yl-methyl)-substituted acetanilides
    Patent number: 4593104
    Abstract: New and valuable 2-halo-N-(azole-1-yl-methyl)-substituted acetanilides and having a good herbicidal action, and methods of controlling the growth of unwanted plants with these compounds.
    Type: Grant
    Filed: October 6, 1977
    Date of Patent: June 3, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Karl Eicken, Wolfgang Rohr, Bernd Zeeh, Bruno Wurzer
  • Cyclohexane-1,3-dione derivatives
    Patent number: 4568383
    Abstract: Cyclohexane-1,3-dione deriatives of the general formula ##STR1## where R.sub.1 is cyclohexenyl or cyclohexadienyl, X is hydrogen or alkoxycarbonyl, R.sub.2 is alkyl and R.sub.3 is alkyl, alkenyl, propargyl or haloalkenyl, and salts thereof, and herbicides containing these compounds.
    Type: Grant
    Filed: May 25, 1983
    Date of Patent: February 4, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Dieter Jahn, Wolfgang Rohr, Rainer Becker, Norbert Gotz, Bruno Wurzer