Patents by Inventor Robert R. Schmidt

Robert R. Schmidt 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: 5266555
    Abstract: The invention relates to new substituted triazoles of the general formula (1) ##STR1## in which R.sup.1 represents alkyl,R.sup.2 represents alkyl,R.sup.3 represents alkyl,R.sup.4 represents in each case optionally substituted cycloalkyl or aryl,R.sup.5 represents either hydrogen, alkyl or cyano andR.sup.6 represents hydrogen or alkyl orR.sup.5 and R.sup.6 together represent divalent alkanediyl,A represents one of the radicals --CH.sub.2 --CH.sub.2 --; --CH(CH.sub.3)--CH.sub.2 --; --CH.sub.2 --O--; --CH.sub.2 --S--; --CH.sub.2 --N(R.sup.7)--; --CH.dbd.CH-- or --C.dbd.C-- andX represents oxygen or sulphur, whereR.sup.7 represents hydrogen, alkyl or alkanoyl,but with the exception of the compound 5-dimethylamino-4-methyl-3-(4-phenylbut-2-ylaminocarbonyl)-1,2,4-triazole,a plurality of processes for their preparation, and their use as herbicides.
    Type: Grant
    Filed: July 10, 1992
    Date of Patent: November 30, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kurt Findeisen, Dietmar Kuhnt, Klaus-Helmut Muller, Klaus Konig, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5262389
    Abstract: Novel herbicides and plant growth regulants of the formula ##STR1## in which R.sup.1 represents hydrogen, alkyl, alkenyl, alkinyl, halogenoalkyl, halogenoalkyl, halogenoalkinyl, alkoxyalkyl, alkoxy, cycloalkylalkyl or cycloalkyl, or represents in each case optionally substituted aralkyl or aryl,R.sup.2 represents a radical ##STR2## or represents a radical --S(O).sub.n --R.sup.7, R.sup.3 and R.sup.
    Type: Grant
    Filed: April 13, 1992
    Date of Patent: November 16, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kurt Findeisen, Markus Lindig, Hans-Joachim Santel, Robert R. Schmidt, Klaus Lurssen, Harry Strang
  • Patent number: 5258527
    Abstract: Insecticidal, acaricidal and herbicidal 1-H-3-aryl-pyrrolidine-2,4-dione derivatives of the formula ##STR1## in which the variables are described in the specification.
    Type: Grant
    Filed: April 30, 1991
    Date of Patent: November 2, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Birgit Krauskopf, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt, Ulrike Wachendorff-Neumann, Reiner Fischer, Christoph Erdelen
  • Patent number: 5256634
    Abstract: Herbicidally active 5-amino-1-phenyl-pyrazoles, most of which are new, of the formula ##STR1##
    Type: Grant
    Filed: August 12, 1991
    Date of Patent: October 26, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Otto Schallnor, Reinhold Gehring, Klauke Erich, Jorg Stetter, Heinz-Jurgen Wroblowsky, Robert R. Schmidt, Hans-Joachim Santel
  • Patent number: 5256632
    Abstract: Herbicidal sulphonylated carboxamides of the formulaR.sup.1 --CO--NH--SO.sub.2 --(A).sub.n --R.sup.2 (I)in whichn represents the numbers 0 or 1,A represents oxygen, iminio (NH) or methylene (CH.sub.2),R.sup.1 represents a five-membered heteroaryl radical which contains 1 or 2 nitrogen atoms and additionally one oxygen or sulphur atom in the ring and which is optionally substituted by halogen or by alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino, dialkylamino or phenyl which are in each case optionally substituted, andR.sup.2 represents aryl or heteroaryl which are in each case optionally substituted,or salts thereof, with the exclusion of the compound 2-dimethylamino-N-(4-methyl-phenylsulphonyl)-5-thiazole carboxamide.
    Type: Grant
    Filed: June 18, 1992
    Date of Patent: October 26, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hilmar Wolf, Rolf Kirsten, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5250498
    Abstract: A method of combating unwanted vegetation which comprises applying to such vegetation or to a locus from which it is desired to exclude such vegetation, a herbicidally effective amount of a 2-iminopyridine of the formula ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently of one another represent hydrogen, halogen, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio or halogenalkylthio,R.sup.
    Type: Grant
    Filed: December 7, 1990
    Date of Patent: October 5, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Roland Andree, Hauke Furstenwerth, Klaus Jelich, Gunther Beck, Peter Babczinski, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 5244865
    Abstract: Herbicidal new substituted imidazolinylpyrimidines of the general formula (I) ##STR1## in which R.sup.1 represents hydrogen, halogen, cyano, nitro or thiocyanato, or represents a hydroxyl, mercapto, amino, carbonyl, sulphinyl, sulphonyl, alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aryl or heterocyclyl radical, each of which is optionally substituted,R.sup.2 represents hydrogen, hydroxyl, halogen, alkyl or halogenoalkyl,R.sup.3 represents hydrogen, or represents alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aryl or heterocyclyl, each of which is optionally substituted, or represents an equivalent of an inorganic or organic cation,R.sup.4 and R.sup.5 independently of each other in each case represent hydrogen, alkyl, halogenoalkyl or cycloalkyl andX represents oxygen or sulphur.
    Type: Grant
    Filed: May 29, 1992
    Date of Patent: September 14, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Thomas Seitz, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 5241074
    Abstract: Herbicidal sulphonylaminocarbonyltriazolinones of the formula ##STR1## in which R.sup.1 represents hydrogen, hydroxyl or amino, or represents an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl, cycloalkyl, aralkyl, aryl, alkoxy, alkenyloxy, alkylamino and dialkylamino,R.sup.2 represents hydrogen, hydroxyl, mercapto or amino, or represents an optionally substituted radical from the series comprising alkyl, cycloalkyl, cycloalkenyl, aralkyl, aryl, alkoxy, alkylamino and dialkylamino, andR.sup.3 represents an optionally substituted radical from the series comprising alkyl, aralkyl, aryl and heteroaryl,and salts thereof. Intermediates of the formula ##STR2## in which A.sup.1 represents in each case optionally substituted alkyl, alkenyl, cycloalkyl, alkoxy or dialkylamino andA.sup.2 represents hydrogen, or represents in each case optionally substituted alkyl, cycloalkyl, aralkyl, aryl or alkoxy,provided that both A.sup.1 and A.sup.
    Type: Grant
    Filed: December 30, 1991
    Date of Patent: August 31, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Werner Daum, Klaus-Helmut Muller, Michael Schwamborn, Peter Babczinski, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5238902
    Abstract: Herbicidal substituted triazolinones of the formula ##STR1## in which R.sup.1 and R.sup.2, independently of one another, each represents alkyl, alkenyl, alkynyl, halogenoalkyl, halogenoalkenyl, halogenoalkynyl, cyanoalkyl, alkoxyalkyl, alkoxy cycloalkyl or cycloalkylalkyl or aryl, aralkyl or heteroaryl, each of which is optionally substituted; or, together with the nitrogen atom to which they are bonded, represent an optionally substituted heterocycle,R.sup.3 and R.sup.
    Type: Grant
    Filed: March 16, 1992
    Date of Patent: August 24, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kurt Findeisen, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5238910
    Abstract: Herbicidal halogenated sulphonylaminocarbonyltriazolinones of the formula ##STR1## in which R.sup.1 represents hydrogen, hydroxyl or amino, or represents an optionally substituted radical from the group consisting of alkyl, alkenyl, alkynyl, cycloalkyl, aralkyl, aryl, alkoxy, alkenyloxy, alkylamino, cycloalkylamino and dialkylamino,R.sup.2 represents halogen andR.sup.3 represents an optionally substituted radical from the group consisting of alkyl, aralkyl, aryl and heteroaryl,and salts thereof.
    Type: Grant
    Filed: March 27, 1992
    Date of Patent: August 24, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Peter Babczinski, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 5234897
    Abstract: Herbicidal 3-amino-5-aminocarbonyl-1,2,4-triazoles of the formula ##STR1## in which R.sup.1 and R.sup.2 each independently is an alkyl or other organic radical, andR.sup.3 and R.sup.4 each independently is hydrogen or an organic radical,with the exception of the compounds in whicha) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.CH.sub.3, R.sup.3 .dbd.H, R.sup.4 .dbd.cyclohexyl;b) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.C.sub.2 H.sub.5, R.sup.3 .dbd.H, R.sup.4 .dbd.CH.sub.2 -C(CH.sub.3).sub.3 ;c) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.C.sub.2 H.sub.5, R.sup.3 .dbd.H, R.sup.4 .dbd.1-phenyl-ethyl;d) R.sup.1 .dbd.C.sub.2 H.sub.5, R.sup.2 .dbd.CH.sub.3, R.sup.3 .dbd.H, R.sup.4 .dbd.C(CH.sub.3).sub.3 ;e) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.CH.sub.3, R.sup.3 .dbd.CH.sub.3, R.sup.4 .dbd.C(CH.sub.3).sub.3 ;f) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.CH.sub.3, R.sup.3 .dbd.H, R.sup.4 .dbd.--CH(CH.sub.3)--CH.dbd.N--OCH.sub.3 andg) R.sup.1 .dbd.CH.sub.3, R.sup.2 .dbd.CH.sub.3, R.sup.
    Type: Grant
    Filed: September 18, 1991
    Date of Patent: August 10, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kurt Findeisen, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5234899
    Abstract: The invention relates to novel substituted 2,2-difluoro-1,3-benzodioxyl-4-ketones of the general formula (I) ##STR1## in which R.sup.1 represents a group from the series comprising --CN; --CO.sub.2 R.sup.5 or ##STR2## where R.sup.3 and R.sup.4 in each case independently of one another represent hydrogen, alkyl, alkenyl, alkylcarbonyl, formyl or optionally substituted aralkyl,R.sup.5 represents alkyl andR.sup.2 represents a group from the series comprising ##STR3## or --OR.sup.3, where R.sup.3 and R.sup.4 have the abovementioned meaning, a process for their preparation and their use as plant protection agents, in particular as herbicides.
    Type: Grant
    Filed: November 26, 1991
    Date of Patent: August 10, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter C. Knuppel, Albrecht Marhold, Thomas P. Hausner, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt, Heinz-Wilhelm Dehne
  • Patent number: 5234896
    Abstract: Herbicidal 7-chloro-benzothiazolyloxyacetamides of the formula ##STR1## in which R.sup.1 represents hydrogen or an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl or aralkyl,R.sup.2 represents an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl, aryl, alkoxy, alkenyloxy or alkinyloxy, orR.sup.1 and R.sup.2, together with the nitrogen atom to which they are bonded, form an optionally substituted, saturated or unsaturated nitrogen heterocycle, which can contain further heteroatoms and to which a benzo group can be fused.
    Type: Grant
    Filed: April 15, 1992
    Date of Patent: August 10, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Wagner, Heinz Forster, Robert R. Schmidt, Hans-Joachim Santel
  • Patent number: 5225434
    Abstract: Insecticidal, acaricidal and herbicidal polycyclic 3-aryl-pyrrolidine-2,4-dione derivatives of the formula ##STR1## in which A represents the radical of a bi-, tri- or polycyclic system which is optionally interrupted by further hetero atoms or groups of hetero atoms,X represents alkyl, halogen or alkoxy,Y represents hydrogen, alkyl, halogen, alkoxy or halogenoalkyl,Z represents alkyl, halogen or alkoxy,n represents a number from 0-3, andG represents hydrogen or various organic radicals.
    Type: Grant
    Filed: February 6, 1991
    Date of Patent: July 6, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz-Jurgen Bertram, Reiner Fischer, Hermann Hagemann, Bernd-Wieland Kruger, Thomas Schenke, Christoph Erdelen, Birgit Krauskopf, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt, Ulrike Wachendorff-Neumann
  • Patent number: 5221317
    Abstract: Herbicidally active sulphonylamino guanidinoazines of the formula ##STR1## in which R.sup.1 stands for an optionally substituted radical from the series comprising alkyl, aralkyl, aryl and hetaryl,R.sup.2 stands for an optionally substituted radical from the series comprising alkyl, aralkyl, aryl, hetaryl and dialkylamino,R.sup.3 stands for hydrogen, halogen, hydroxyl, alkyl, halogenaoalkyl, alkoxyalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenoalkylthio, amino, alkylamino or dialkylamino,R.sup.5 stands for hydrogen, halogen, hydroxyl, alkyl, alkoxy, halogenoalkoxy, alkylthio, alkylamino or dialkylamino, andM stands for hydrogen, a metal equivalent, an ammonium equivalent, an alkylammonium equivalent, a dialkylammonium equivalent, or a trialkylammonium equivalent.
    Type: Grant
    Filed: June 28, 1991
    Date of Patent: June 22, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Christa Fest, Rolf Kirsten, Theodor Pfister, Hans-Jochem Riebel, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang, Joachim Kluth, Klaus Lurssen, Ernst R. Gesing
  • Patent number: 5221318
    Abstract: Herbicidal N-aryl-substituted nitrogen-containing heterocycles of the formula ##STR1## in which Het represents a heterocycle of the formula ##STR2## R.sup.1 represents hydrogen or halogen and R.sup.2 represents halogen, hydroxyl or represents a radical --Z.sup.2 --R.sup.8,whereX.sup.1 represents oxygen, represents a --CH.sub.2 -- group, represents a ##STR3## group or represents a ##STR4## group, X.sup.2 represents nitrogen or a CH group,Z.sup.1 represents oxygen or sulphur,Z.sup.2 represents oxygen or sulphur,R.sup.3 and R.sup.4 independently of one another in each case represent hydrogen or alkyl,R.sup.5 and R.sup.6 either independently of one another in each case represent hydrogen or alkyl or together represent a double-linked alkanediyl radicalR.sup.7 represents hydrogen, alkyl or represents optionally substituted aryl andR.sup.8 represents in each case optionally substituted alkyl, alkenyl, alkinyl or cycloalkyl.
    Type: Grant
    Filed: August 19, 1991
    Date of Patent: June 22, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Uta Jensen-Korte, Franz Kunisch, Albrecht Marhold, Pieter Ooms, Otto Schallner, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5220032
    Abstract: Herbecidal substituted 4,5-diamino-1,2,4-triazol-3-(thi)ones of the formula ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 each independently is hydrogen or and organic radical,X is O or S, andY is O or S.
    Type: Grant
    Filed: September 23, 1991
    Date of Patent: June 15, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Kurt Findelsen, Michael Haug, Ulrich Heinemann, Joachim Kluth, Klaus Konig, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5215569
    Abstract: Substituted pyridines of the formula ##STR1## in which A represents nitrogen or a C-X group where X represents hydrogen or halogen,Q represents oxygen or sulphur,R.sup.1 and R.sup.2 are identical or different and represent hydrogen, halogen, alkyl, halogenoalkyl, alkoxyalkyl, alkoxy, halogenoalkoxy, alkylthio, alkylamino or dialkylamino,R.sup.3 represents hydrogen, amino, nitro, hydroxyl, halogen, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylamino, dialkylamino, alkylcarbonylamino, alkoxycarbonylamino or alkysulphonylamino,R.sup.4 represents hydrogen or alkyl andZ represents oxygen or one of the groups below: ##STR2## where R.sup.5, R.sup.6 and R.sup.7 are defined herein and their use in herbicide compositions.
    Type: Grant
    Filed: July 31, 1991
    Date of Patent: June 1, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Mark W. Drewes, Peter Muller, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5213608
    Abstract: Herbicidal substituted sulphonylamidinohydrazones of the formula ##STR1## in which R.sup.1 represents in each case optionally substituted aryl, aralkyl or heteroaryl,R.sup.2 represents hydrogen, or represents in each case optionally substituted alkyl, aryl or aralkyl,R.sup.3 represents hydrogen, or represents in each case optionally substituted alkyl, alkenyl, alkadienyl, alkinyl, (hetero)aryl, aralkyl, aralkenyl, alkoxy, alkoxycarbonyl or dialkylamino, or together with R.sup.2 represents optionally substituted alkanediyl,R.sup.4 represents hydrogen, halogen, hydroxyl, alkyl, halogenoalkyl, alkoxyalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenoalkylthio, amino, alkylamino or dialkylamino,X represents nitrogen or a --CH group,Y represents nitrogen or a --CR.sup.5 group whereR.sup.5 represents hydrogen, halogen, cyano, alkyl, formyl, alkyl-carbonyl or alkoxy-carbonyl, andZ represents nitrogen or a --CR.sup.6 group whereR.sup.
    Type: Grant
    Filed: July 16, 1992
    Date of Patent: May 25, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Christa Fest, Ernst R. F. Gesing, Rolf Kirsten, Joachim Kluth, Reinhard Lantzsch, Klaus-Helmut Muller, Theodor Pfister, Hans-Jochem Riebel, Frank Rosenfeldt, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5211740
    Abstract: Herbicidal aminoguanidinoazines of the formula ##STR1## in which R.sup.1 stands for an optionally substituted radical from the series comprising alkyl, aralkyl, aryl and hetaryl,R.sup.2 stands for hydrogen, halogen, hydroxyl, alkyl, halogenoalkyl, alkoxyalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenoalkylthio, amino, alkylamino or dialkylamino,X stands for nitrogen or a --CH group,Y stands for nitrogen or a --CR.sup.3 group whereR.sup.3 stands for hydrogen, halogen, cyano, alkyl, formyl, alkyl-carbonyl or alkoxy-carbonyl, andZ stands for nitrogen or a --CR.sup.4 group whereR.sup.
    Type: Grant
    Filed: February 24, 1992
    Date of Patent: May 18, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Christa Fest, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller, Hans-Jochem Riebel, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang