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: 5094681
    Abstract: Herbicidal 5H-furan-2-one derivatives of the formula ##STR1## in which X represents the radical OR.sup.1 or the radical ##STR2## q represents the number 0 or 1,R.sup.2 is optionally substituted aryl, andR.sup.3 and R.sup.6 are hydrogen or various organic radicals, with certain provisos and exceptions.
    Type: Grant
    Filed: August 30, 1990
    Date of Patent: March 10, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wolfgang Kramer, Gerd Kleefeld, Jurgen Bachmann, Peter Babczinski, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5094683
    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, akinyl, 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: April 29, 1991
    Date of Patent: March 10, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Werner Daum, Klaus-Helmut Muller, Michael Schwamborn, Peter Babczinski, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5092917
    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: May 19, 1989
    Date of Patent: March 3, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Christa Fest, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller, Hans-Jochem Riebel, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5091529
    Abstract: Herbicidal substituted sulphonylaminoazoles of the formula ##STR1## in which R.sup.1 is optionally substituted alkyl, aralkyl, aryl or heteroaryl,R.sup.2 is hydrogen or --SO.sub.2 --R.sup.1,R.sup.3 is hydrogen, halogen, hydroxyl, mercapto, amino, or an optionally substituted alkyl, alkoxy, alkylthio, alkylamino or dialkylamino radical,A is CH, nitrogen or,at least one of A, D and E is ##STR2## and the others may be that or CH or nitrogen, and X, Y and Z each is nitrogen or optionally substituted C, and salts thereof.
    Type: Grant
    Filed: January 7, 1991
    Date of Patent: February 25, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Rolf Kirsten, Joachim Kluth, Christa Fest, Ernst Gesing, Klaus-Helmut Muller, Hans-Jochem Riebel, Peter Babczinski, Otto Schallner, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5091537
    Abstract: A 3-aryl-pyrrolidine-2,4-dione (e) derivative of the formula (I) ##STR1## in which X represents alkyl, halogen and alkoxy,Y represents hydrogen, alkyl, halogen, alkoxy and halogenoalkyl,Z represents alkyl, halogen and alkoxy,m represents a number from 1-4,n represents a number from 0-3,R represents hydrogen, ##STR2## or A, where A represents a metal cation equivalent or represents an ammonium ion,R.sup.1 represents optionally halogen-substituted alkyl, alkenyl, alkoxyalkyl, alkylthioalkyl, polyalkoxyalkyl and optionally substituted cycloalkyl which can be interrupted by hetero atoms, or represents optionally substituted phenyl, optionally substituted phenylalkyl, substituted hetaryl, substituted phenoxyalkyl and substituted hetaryloxyalkyl andR.sup.2 represents optionally halogen-substituted alkyl, cycloalkyl, alkenyl, alkoxyalkyl, polyalkoxyalkyl and optionally substituted phenyl,as well as the pure enantiomeric forms of compounds of the formula (I).
    Type: Grant
    Filed: August 8, 1990
    Date of Patent: February 25, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Hermann Hagemann, Andreas Krebs, Albrecht Marhold, Klaus Lurssen, Robert R. Schmidt, Hans-Joachim Santel, Benedikt Becker, Klaus Schaller, Wilhelm Stendel
  • Patent number: 5090991
    Abstract: Herbicidal N-isopropylheteroaryloxyacetanilides of the formula ##STR1## in which A stands for nitrogen or the group C-R.sup.3 whereR.sup.3 stands for halogen, cyano, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenoalkylthio, alkylsulphinyl or alkylsulphonyl,B stands for nitrogen or the group C-R.sup.4 l whereR.sup.4 stands for halogen, cyano, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenolakylthio, alkylsulphinyl, halogenoalkylsulphinyl, alkylsulphonyl, halogenoalkylsulphonyl, for phenyl which is optionally substituted by halogen, alkyl, halogenoalkyl, alkoxy or halogenoalkoxy, or for the group -CY.sub.2 -Z-R.sup.5 whereR.sup.5 stands for alkyl, which is optionally substituted by halogen, alkoxy or alkylthio, or for phenyl which is optionally substituted by halogen, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio or halogenoalkylthio,Y stands for hydrogen or halogen,Z stands for oxygen, sulphur, SO or SO.sub.2,R.sup.
    Type: Grant
    Filed: August 20, 1990
    Date of Patent: February 25, 1992
    Assignee: Bayer Akatiengesellschaft
    Inventors: Heinz Forster, Roland Andree, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5089627
    Abstract: Herbicidal substituted sulphonylaminotriazolinones of the formula ##STR1## in which R.sup.1 represents an optionally substituted radical from the group consisting of alkyl, aralkyl, aryl and heteroaryl,R.sup.2 represents hydrogen or the group --SO.sub.2 --R.sup.1 where R.sup.1 has the abovementioned meaning,R.sup.3 represents hydrogen, halogen, hydroxyl, mercapto, amino or an optionally substituted radical from the group consisting of alkyl, cycloalkyl, aralkyl, aryl alkoxy, alkenyloxy, alkinyloxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkenylthio, alkinylthio, aralkoxy, aralkylthio, alkylamino and dialkylamino,R.sup.4 represents hydrogen, halogen, hydroxyl, amino or an optionally substituted radical from the group consisting of alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino and dialkylamino,X represents nitrogen or a CH group,Y represents nitrogen or a CR.sup.5 group whereR.sup.
    Type: Grant
    Filed: September 17, 1990
    Date of Patent: February 18, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Rolf Kirsten, Joachim Kluth, Klaus Konig, Hans-Jochem Riebel, Peter Babczinski, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5085684
    Abstract: Herbicidal sulphonylaminocarbonyl-triazolinones having substituents which are bonded via sulphur, of the formula ##STR1## in which n represents the numbers 0, 1 or 2,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, cycloalkylamino and dialkylamino,R.sup.2 represents an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl and aryl, andR.sup.3 represents an optionally substituted radical from the series comprising alkyl, aralkyl, aryl and heteroaryl,as well as salts of compounds of the formula (I).Also new are the compounds of the following formula: ##STR2## in which n, R.sup.1 and R.sup.2 have the abovementioned meanings andZ represents halogen, alkoxy, aralkoxy or aryloxy.
    Type: Grant
    Filed: October 12, 1990
    Date of Patent: February 4, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Peter Babczinski, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 5085687
    Abstract: Herbicidal substituted sulphonylaminotriazolinones of the formula ##STR1## in which R.sup.1 represents an optionally substituted radical from the group consisting of alkyl, aralkyl, aryl and heteroaryl,R.sup.2 represents hydrogen or the group --SO.sub.2 --R.sup.1 where R.sup.1 has the abovementioned meaning,R.sup.3 represents hydrogen, halogen, hydroxyl, mercapto, amino or an optionally substituted radical from the group consisting of alkyl, cycloalkyl, aralkyl, aryl, alkoxy, alkenyloxy, alkinyloxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkenylthio, alkinylthio, aralkoxy, aralkylthio, alkylamino and dialkylamino,R.sup.4 represents hydrogen, halogen, hydroxyl, amino or an optionally substituted radical from the group consisting of alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylamino and dialkylamino,X represents nitrogen or a CH group,Y represents nitrogen or a CR.sup.5 group whereR.sup.
    Type: Grant
    Filed: September 17, 1990
    Date of Patent: February 4, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmet Muller, Rolf Kirsten, Joachim Kluth, Klaus Konig, Hans-Jochem Riebel, Peter Babczinski, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5082490
    Abstract: Herbicidal 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 an organic radical,X is O or S, andY is O or S.
    Type: Grant
    Filed: August 9, 1990
    Date of Patent: January 21, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Kurt Findeisen, Michael Haug, Ulrich Heinemann, Joachim Kluth, Klaus Konig, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5079384
    Abstract: Herbicidal (6-(hetero(aryloxy-naphthalen-2-yl-oxy)-alkanecarboxylic acid derivatives of the formula ##STR1## in which R.sup.1 stands for hydrogen, halogen, cyano or trifluoromethyl,R.sup.2 stands for hydrogen or halogen,R.sup.3 stands for halogen, trifluoromethyl, trifluomethoxy, trifluoromethylthio or trifluoromethylsulphonyl,R.sup.4 stands for hydrogen or halogen,X stands for nitrogen or the grouping C--R.sup.5 ,in whichR.sup.5 stands for hydrogen or halogen,A stands for optionally branched alkanediyl andZ stands for cyano or the grouping --CO--Y.
    Type: Grant
    Filed: October 27, 1988
    Date of Patent: January 7, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Michael Haug, Roland Andree, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5076833
    Abstract: A herbicidal or plant growth-regulating 6-(pent-3-yl)-1,2,4-triazin-5(4H)-one of the formula ##STR1## in which R.sup.1 represents amino andR.sup.2 represents alkylthio having more than 1 carbon atom, alkylamino or dialkylamino,orR.sup.1 represents methylamino andR.sup.2 represents alkylthio.
    Type: Grant
    Filed: May 1, 1990
    Date of Patent: December 31, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Eckart Kranz, Karl-Julius Reubke, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt, Birgit Krauskopf
  • Patent number: 5072221
    Abstract: A parallel analog-to-digital converter having comparators in a sequence with two sets of logic gates having inputs electrically connected to selected primary and complementary outputs of the comparators.
    Type: Grant
    Filed: August 4, 1988
    Date of Patent: December 10, 1991
    Assignee: Signal Processing Technologies, Inc.
    Inventor: Robert R. Schmidt
  • Patent number: 5069712
    Abstract: Imidazolidine derivatives of the formula ##STR1## in which R represents in each case optionally substituted alkyl, cycloalkyl or aryl andX and Y independently of one another represent hydrogen, halogen, cyano, nitro or carboxyl, or represent in each case optionally substituted alkyl, alkoxy, alkoxycarbonyl, alkylthio, alkylsulphinyl or alkylsulphonyl,are useful as herbicides. A process for preparing the imidazolidine derivatives is also disclosed.
    Type: Grant
    Filed: April 4, 1991
    Date of Patent: December 3, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wilfried Draber, Peter Babczinsky, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5069711
    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## or represents a ##STR4## 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.3 and R.sup.6 either independently of one another in each case represent hydrogen or alkyl or together represent a double-linked alkanediyl radical,R.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: February 1, 1991
    Date of Patent: December 3, 1991
    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: 5068394
    Abstract: Herbicidal (hetero)aryloxynaphthalene derivatives of the formula ##STR1## in which X is N or --C--R.sup.5,R.sup.1, R.sup.2, R.sup.4 and R.sup.5 are hydrogen or halogen or R.sup.1 may be cyano or trifluoromethyl,R.sup.3 is halogen, trifluoromethyl, trifluoromethoxy, trifluoromethylthio or trifluoromethylsulphonyl,Y is optionally halogen-substituted alkanediyl or alkenediyl, andZ is CN or --CC--Z', whereZ' is halogen, hydroxyl, amine, alkoxy, or the like.Intermediates of the formula ##STR2## are also new.
    Type: Grant
    Filed: October 19, 1989
    Date of Patent: November 26, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Roland Andree, Michael Haug, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5061311
    Abstract: Novel herbicides and plant growth regulants of the formula ##STR1## in which R.sup.1 represents hydrogen alkyl, alkenyl, alkinyl, halogenoalkyl, halogenoalkenyl, 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: March 16, 1988
    Date of Patent: October 29, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kurt Findeisen, Markus Lindig, Hans-Joachim Santel, Robert R. Schmidt, Klaus Lurssen, Harry Strang
  • Patent number: 5061310
    Abstract: Combating unwanted vegetation with N-phenyl-substituted oxazinediones of the formula ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6 and R.sup.7 can each be hydrogen or an organic radical or R.sup.2 and R.sup.3 and/or R.sup.6 and R.sup.7 can form a ring, andQ is oxygen or sulphur.Those compounds are new wherein at least three of the radicals R.sup.1 to R.sup.5 are other than hydrogen or the two radicals R.sup.2 and R.sup.3 together represent --O--CH.sub.2 --O--CH.sub.2 -- or the group --X--(CO).sub.n --A--Y--.
    Type: Grant
    Filed: October 16, 1989
    Date of Patent: October 29, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Pieter Ooms, Franz Kunisch, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5057142
    Abstract: Herbicidal thiazolecarboxamide derivatives of the formula ##STR1## in which n represents the numbers 0 or 1,A represents in each case optionally substituted alkyl, aryl, heteroaryl, arylamino or heteroarylamino,R.sup.1 represents hydrogen, halogen or alkyl,R.sup.2 represents hydrogen, halogen or alkyl,R.sup.3 represents hydrogen, halogen, alkyl or halogenoalkyl,R.sup.4 represents hydrogen, halogen, alkyl or halogenoalkyl,R.sup.5 represents hydrogen, halogen, alkyl, nitro or amino,R.sup.6 represents hydrogen, halogen, alkyl halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, halogenoalkylthio or alkoxycarbonyl, andR.sup.
    Type: Grant
    Filed: September 24, 1990
    Date of Patent: October 15, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd Baasner, Michael Schwamborn, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5057144
    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: July 20, 1990
    Date of Patent: October 15, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Werner Daum, Klaus-Helmut Muller, Michael Schwamborn, Peter Babczinski, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang