Patents by Inventor Klaus Sasse

Klaus Sasse 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: 4873252
    Abstract: Repelling insects and mites with acylated .alpha.,.omega.-aminoalcohol derivatives of the formula ##STR1## in which X represents hydrogen, COR.sup.11, COOR.sup.12 or R.sup.13,R.sup.1 represents optionally substituted alkyl or alkenyl radicals,R.sup.2, R.sup.11 and R.sup.13 are identical or different and represent optionally substituted alkyl or alkenyl radicals,R.sup.3 to R.sup.10 are identical or different and represent hydrogen, or represent optionally substituted alkyl radicals, and whereinR.sup.2 and R.sup.3, together with the atoms to which they are bonded, can also form an optionally substituted monocyclic ring, and n and m are identical or different and denote 0 or 1, with the proviso that X does not represent hydrogen or R.sup.13 if n and m represent 0.Those compounds wherein R.sup.2 and R.sup.3 together are --(CH.sub.2).sub.4 -- and R.sup.1 is C.sub.2 -C.sub.6 -alkyl or C.sub.3 -C.sub.6 -alkenyl are new.
    Type: Grant
    Filed: March 9, 1988
    Date of Patent: October 10, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Wieland Kruger, Klaus Sasse, Franz-Peter Hoever, Gunther Nentwig, Wolfgang Berhrenz
  • Patent number: 4871387
    Abstract: New pyri(mi)dyl-oxy- or -thio-benzoic acid derivatives of the formula ##STR1## are taught which have herbicidal and plant growth regulating activity. In the formula Z can be Ch or N, X is oxygen or sulphur, A is oxygen, sulphur, a radical R.sup.5 --N.dbd.or a radical R.sup.6 O--N.dbd.and B is oxygen, sulphur, a radical ##STR2## with the proviso that at least one of the radicals R.sup.1, R.sup.2 or R.sup.3 represents alkyl or a part of a 3- to 6-membered fused carbocyclic ring.
    Type: Grant
    Filed: December 4, 1986
    Date of Patent: October 3, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Reiner Fischer, Hermann Hagemann, Hans-Joachim Santel, Robert R. Schmidt, Kalus Lurssen
  • Patent number: 4865641
    Abstract: Herbicidally active compounds of the formula ##STR1## in which R.sup.1 represents hydrogen or alkyl,R.sup.2 represents hydrogen or alkyl,with the proviso that R.sup.1 and R.sup.2 do not simultaneously represent hydrogen,X represents oxygen or sulphur,R.sup.3 represents hydrogen, halogen, nitro, amino, cyano, alkyl, halogenoalkyl, alkoxy or halogenoalkoxy,wherein the radicals R.sup.3 can be identical or different,n represents a number from 1-4,U represents oxygen or sulphur,V represents a ##STR2## group, R.sup.4 and R.sup.5 independently of one another repreesnt hydrogen, alkyl, alkoxyalkyl or halogenoalkyl,W represents a radical ##STR3## D represents carbon or silicon, E represents oxygen or sulphur, andR.sup.6 through R.sup.12 can have various meanings.The starting materials wherein -U-V-W together are OH are also new.
    Type: Grant
    Filed: March 9, 1988
    Date of Patent: September 12, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Reiner Fischer, Hermann Hagemann, Andreas Krebs, Michael Schwamborn, Hans-Joachim Santel, Robert R. Schmidt, Robert H. Strang
  • Patent number: 4841089
    Abstract: 4-Mercaptobenzonitriles are prepared by reacting the appropriate 4-halogenobenzonitrile with sodium sulfide or sodium hydrogen sulfide in the presence of an inert organic solvent, and subsequently acidifying. The 4-mercaptobenzonitriles thus accessible are new, with the exception of the unsubstituted 4-mercaptobenzonitrile, and can be used as intermediates for the preparation of nematic liquid-crystalline products, herbicides and plant-growth regulators.
    Type: Grant
    Filed: December 4, 1986
    Date of Patent: June 20, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hermann Hagemann, Klaus Sasse
  • Patent number: 4806540
    Abstract: Novel microbicidally active 1-heteroaryl-4-arylpyrazole derivatives of the formulae (I) and/or (1A) ##STR1## in which R represents hydrogen or alkyl,R.sup.1 represents halogen, hydroxyl, optionally substituted alkyl, optionally substituted alkoxy, a radical --S(O).sub.p -alkyl which is optionally substituted in the alkyl part, nitro or optionally substituted amino, or represents a fused-on carbocyclic or heterocyclic radicalp represents the integer 0, 1 or 2,n represents an integer from 0 to 5,X represents .dbd.CH--, or represents a nitrogen atom,Y represents CO or SO.sub.2 andR.sup.2 represents hydrogen, in each case optionaly substituted alkyl, cycloalkyl or aryl or a heterocyclic radical, or represents OR.sup.3, or also represents SR.sup.3, if Y is CO,whereinR.sup.3 represents optionally substituted alkyl or aryl, orR.sup.2 represents a radical ##STR2## wherein R.sup.
    Type: Grant
    Filed: September 23, 1987
    Date of Patent: February 21, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Gerd Hanssler, Hans-Georg Schmitt, Wilfried Paulus
  • Patent number: 4797146
    Abstract: Herbicidally, fungicidally and insecticidally active pyrimidylmercapto-acylanilides of the formula ##STR1## in which R.sup.1 represents methyl or ethyl,R.sup.2 represents halogen, methyl or ethyl,R.sup.3 represents hydrogen or methyl,R.sup.4 represents hydrogen, methyl or methoxy,n represents 0, 1 or 2,R.sup.5 represents hydrogen, halogen, cyano, optionally substituted alkyl having 1 to 6 carbon atoms, optionally substituted aryl, optionally substituted aralkyl or the --OR.sup.8 or --SO.sub.m --R.sup.8 radicals, whereR.sup.8 represents optionally substituted alkyl having 1 to 6 carbon atoms or optionally substituted aryl andm represents 0, 1 or 2, andR.sup.6 and R.sup.7, independently of one another, represent halogen or optionally substituted alkyl having 1 to 6 carbon atoms orR.sup.5 and R.sup.
    Type: Grant
    Filed: December 4, 1986
    Date of Patent: January 10, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Hermann Hagemann, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 4772608
    Abstract: Novel microbicidally active 1-heteroaryl-4-aryl-pyrazole derivatives of the formulae (I) and/or (1A) ##STR1## in which R represents hydrogen or alkyl,R.sup.1 represents halogen, hydroxyl, optionally substituted alkyl, optionally substituted alkoxy, a radical--S(O).sub.p -alkyl which is optionally substituted in the alkyl part, nitro or optionally substituted amino, or represents a fused-on carbocyclic or heterocyclic radicalp represents the integer 0, 1 or 2,n represents an integer from 0 to 5,X represents .dbd.CH--, or represents a nitrogen atom,Y represents CO or SO.sub.2 andR.sup.2 represents hydrogen, in each case optionally substituted alkyl, cycloalkyl or aryl or a heterocyclic radical, or represents OR.sup.3, or also represents SR.sup.3, if Y is CO,whereinR.sup.3 represents optionally substituted alkyl or aryl, orR.sup.2 represents a radical ##STR2## wherein R.sup.4 represents hydrogen or saturated or unsaturated optionally substituted alkyl andR.sup.
    Type: Grant
    Filed: July 15, 1986
    Date of Patent: September 20, 1988
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Gerd Hanssler, Hans-Georg Schmitt, Wilfried Paulus
  • Patent number: 4765824
    Abstract: A pyrimidyl-thio-carboxanilide of the formula (I), ##STR1## in which R.sup.1 represents hydrogen or halogen, alkyl, alkoxy or alkylthio having 1 to 6 carbon atoms in each case, trifluoromethyl, or phenyl which is unsubstituted or mono- or poly-substituted, identically or differently, by halogen, methyl, ethyl, methoxy or trifluoromethyl,R.sup.2 represents hydrogen, halogen, alkyl having 1 to 6 carbon atoms or trifluoromethyl,R.sup.3 represents halogen, methyl or methoxy,n represents an integer 0, 1 or 2, andZ represents the radical ##STR2## where X represents oxygen or sulphur,R.sup.4 represents hydrogen or hydroxyl, alkyl or alkoxy having 1 to 6 carbon atoms in each case, alkenyl or alkynyl having 3 to 6 carbon atoms in each case, with the proviso that R.sup.4 does not represent hydrogen when X represents oxygen,R.sup.5 represents hydrogen, halogen or alkyl having 1 to 6 carbon atoms which is unsubstituted or mono- or poly-substituted by halogen orR.sup.4 and R.sup.
    Type: Grant
    Filed: November 21, 1986
    Date of Patent: August 23, 1988
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Reiner Fischer, Hermann Hagemann, Hans-Joachim Santel, Robert R. Schmidt, Robert H. Strang
  • Patent number: 4698344
    Abstract: The invention relates to 1-heteroaryl-4-aryl-pyrazolin-5-ones, a preparation process and the use in combating diseases, in particular for use as lipoxygenase inhibitors.
    Type: Grant
    Filed: November 21, 1985
    Date of Patent: October 6, 1987
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Michael Hammond, Friedel Seuter, Elisabeth Perzborn, Bernhard Pelster, Graham Sturton, Trevor Abram
  • Patent number: 4663327
    Abstract: Microbicidally active novel 1-heteroaryl-4-aryl-pyrazolin-5-ones of the formula ##STR1## in which R represents hydrogen or alkyl,R.sup.1 represents halogen, hydroxyl, optionally substituted alkyl, optionally substituted alkoxy, optionally substituted phenoxy, a radical --S(O).sub.p -- alkyl which is optionally substituted in the alkyl part, nitro, optionally substituted amino or a fused-on carbocyclic or heterocyclic radical,p represents an integer 0, 1 or 2,R.sup.2 represents halogen or optionally substituted alkyl, or represents alkoxy, alkylmercapto, nitro, cyano, carboxamide or a fused-on carbocyclic radical,m represents an integer from 0 to 5,n represents an integer from 0 to 4, it being possible for the substituents to be identical or different when m and/or n represent a number greater than 1, andX, Y and Z are identical or different and represent a nitrogen atom or the radical .dbd.CH or ##STR2## wherein R.sup.
    Type: Grant
    Filed: May 10, 1985
    Date of Patent: May 5, 1987
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Wilhelm Brandes, Gerd Hanssler, Paul Reinecke, Hans-Georg Schmitt, Wilfried Paulus
  • Patent number: 4663365
    Abstract: Threads and fibres of synthetic polymers containing from 0.1 to 5% by weight, based on the polymer, of one or more than one compound corresponding to the formula (I) ##STR1## wherein R represents hydrogen or alkyl,R.sup.1 represents halogen, hydroxyl, optionally substituted alkyl, optionally substituted alkoxy, optionally substituted phenoxy, a group --S(O).sub.p -alkyl which is optionally substituted in the alkyl portion, nitro, optionally substituted amino or a condensed carbocyclic or heterocyclic group,p stands for the numerical value 0, 1 or 2,R.sup.2 represents halogen, alkyl which is optionally substituted, alkoxy, alkylmercapto, nitro, cyano, carboxylic acid amide or a condensed carbocyclic group,m represents an integer from 0 to 5,n represents an integer from 0 to 4, the substituents being either identical or different when m and/or n has a value greater than 1, and X, Y and Z are identical or different and represent a nitrogen atom, the group .dbd.CH-- or ##STR2## where R.sup.
    Type: Grant
    Filed: August 5, 1985
    Date of Patent: May 5, 1987
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ulrich Reinehr, Klaus Sasse, Gerhard Jager, Walter Radt
  • Patent number: 4627871
    Abstract: The novel substituted carboxylic acid anilides of the formula ##STR1## in which X represents oxygen or sulphur,R.sup.1 represents hydrogen, halogen, alkyl with 1 to 6 carbon atoms, trifluoromethyl, optionally substituted phenyl, alkoxy with 1 to 6 carbon atoms or alkylmercapto with 1 to 6 carbon atoms,R.sup.2 represents halogen or methyl,n represents 0, 1 or 2,R.sup.3 represents hydrogen, halogen, optionally substituted alkyl with 1 to 6 carbon atoms, optionally substituted aryl, optionally substituted aralkyl or the radicals --OR.sup.6 or --SO.sub.m --R.sup.6,whereinR.sup.6 represents optionally substituted alkyl with 1 to 6 carbon atoms or optionally substituted aryl andm represents 0, 1 or 2, andR.sup.4 and R.sup.5 independently of one another represent halogen or optionally substituted alkyl with 1 to 6 carbon atoms, orR.sup.4 and R.sup.
    Type: Grant
    Filed: May 24, 1985
    Date of Patent: December 9, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Ludwig Eue, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 4447258
    Abstract: 3-Dimethylamino-4-methyl-1,2,4-triazin-5(4H)-one compounds of the formula ##STR1## in which R.sup.1 is t-butyl, sec.-butyl or cyclohexyl;are effective herbicides.
    Type: Grant
    Filed: February 11, 1980
    Date of Patent: May 8, 1984
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karlfried Dickore, Klaus Sasse, Ludwig Eue, Robert R. Schmidt
  • Patent number: 4402947
    Abstract: Arthropodicidally and fungicidally active heavy metal salts of nikkomicin are produced by reacting nikkomicin with a water-soluble heavy metal salt in an aqueous medium.
    Type: Grant
    Filed: October 5, 1981
    Date of Patent: September 6, 1983
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinrich F. Moeschler, Klaus Sasse, Peter M. Lange, Christian Golker, Gerhard Zoebelein, Otto Telle
  • Patent number: 4369186
    Abstract: 4,5-Dichloroimidazole-2-carboxylic acid derivatives of the formula ##STR1## in which the group ##STR2## represents a carbon atom which has three bonds to hetero-atoms, and their salts with bases, possess insecticidal, acaricidal, fungicidal, nematicidal and herbicidal properties.
    Type: Grant
    Filed: May 17, 1979
    Date of Patent: January 18, 1983
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gunther Beck, Klaus Sasse, Helmut Heitzer, Ludwig Eue, Robert R. Schmidt, Hans Scheinpflug, Ingeborg Hammann, Wilhelm Brandes
  • Patent number: 4366231
    Abstract: Pyrazoles of the formula ##STR1## are useful as stabilisers in photographic materials.
    Type: Grant
    Filed: January 9, 1981
    Date of Patent: December 28, 1982
    Assignee: Agfa Gevaert Aktiengesellschaft
    Inventors: Karl H. Mayer, deceased, Klaus Sasse, Anita von Konig
  • Patent number: 4289771
    Abstract: The invention relates to 3-sulphonyl-benzo-1,2,4-triazines and their 1-oxides, useful as antibacterial and antifungal agents. Also included in the invention are methods for the preparation of said benzo-1,2,4-triazine compounds, pharmaceutical compositions containing said benzo-1,2,4-triazines and methods for the use of said compounds and compositions.
    Type: Grant
    Filed: February 29, 1980
    Date of Patent: September 15, 1981
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Ingo Haller, Manfred Plempel, Hans-Joachim Zeiler, Karl G. Metzger
  • Patent number: 4268681
    Abstract: A 4,5-dichloro-imidazole derivative of the formula ##STR1## in which X represents a ##STR2## in which R.sup.1 represents hydrogen, alkyl with 1 to 8 carbon atoms, alkenyl with up to 8 carbon atoms or the formyl group,R.sup.
    Type: Grant
    Filed: April 30, 1979
    Date of Patent: May 19, 1981
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Gunther Beck, Ludwig Eue, Robert R. Schmidt
  • Patent number: 4239760
    Abstract: 3-Azolyl-benzo-1,2,4-triazines or 1-oxides thereof of the formula ##STR1## in which X represents halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylmercapto, C.sub.1 -C.sub.4 alkylsulphonyl, nitro or trifluoromethyl,m represents 0, 1, 2, 3 or 4, the substituents X being selected independently of one another when m is 2 or more,n represents 0 or 1 andAz represents a five-membered hetero-aromatic ring with 2 or 3 nitrogen atoms, which is bonded via nitrogen and which can be optionally substituted, which possess fungicidal and bactericidal properties.
    Type: Grant
    Filed: January 8, 1979
    Date of Patent: December 16, 1980
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Walter Gauss, Paul-Ernst Frohberger, Peter Kraus, Volker Paul
  • Patent number: 4234722
    Abstract: A 4,5-dichloro-imidazole-1-carboxylic acid aryl ester of the formula ##STR1## in which X represents a group ##STR2## in which R.sup.2 and R.sup.3 conjointly with the adjoining nitrogen atom form a morpholine, thiamorpholine, or piperazine ring,Y represents halogen, alkyl with 1 to 6 carbon atoms, trifluoromethyl, alkoxy with 1 to 6 carbon atoms, alkylmercapto with 1 to 6 carbon atoms, nitro, cyano or ##STR3## in which R.sup.4 represents alkyl with 1 to 6 carbon atoms and n represents 0, 1, 2, 3, 4 or 5,which possesses plant protection properties especially herbicidal and plant growth regulant properties.
    Type: Grant
    Filed: April 30, 1979
    Date of Patent: November 18, 1980
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Sasse, Gunther Beck, Ludwig Eue, Robert R. Schmidt