Patents by Inventor Ulrich Schirmer

Ulrich Schirmer 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: 4709078
    Abstract: Acrylates of the general formula ##STR1## wherein R.sup.1 and R.sup.2 independently of one another are each C.sub.1 -C.sub.8 -alkyl, X is hydrogen, C.sub.1 -C.sub.4 -alkyl, halogen, C.sub.1 -C.sub.4 -alkoxy, haloalkyl, cyano or nitro, W is unsubstituted or alkyl-substituted, saturated or unsaturated C.sub.1 -C.sub.10 -alkylene, Y is hydrogen, alkyl, haloalkyl, alkoxyalkyl, cycloalkyl, aralkyl, aryl, aryloxy, halogen, an unsubstituted or substituted C.sub.4 H.sub.4 chain fused to the benzene radical, alkoxy, haloalkoxy, alkylthio, thiocyanato, cyano, NO.sub.2, aralkyloxy, ##STR2## and R' and R" independently of one another are each hydrogen, alkyl, alkoxy, alkylthio or cycloalkyl or are each phenyl which is unsubstituted or substituted by alkyl, halogen or alkoxy, and n is from 1 to 4, and fungicides containing them.
    Type: Grant
    Filed: May 21, 1986
    Date of Patent: November 24, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Schirmer, Stefan Karbach, Ernst-Heinrich Pommer, Eberhard Ammermann, Wolfgang Steglich, Barbara A. M. Schwalge, Timm Anke
  • Patent number: 4692553
    Abstract: Cyclohexenone derivatives of the formula ##STR1## where R.sup.1 is hydrogen, methoxycarbonyl, ethoxycarbonyl, methyl or cyano, R.sup.2 is alkyl, R.sup.3 is alkyl, alkenyl, haloalkenyl, or propargyl, R.sup.4 is hydrogen or alkyl, R.sup.5 is hydrogen, alkyl, acyl, formyl, cycloalkylcarbonyl, methoxyalkylcarbonyl, unsubstituted or substituted benzoyl, alkoxycarbonyl, benzyloxycarbonyl, phenoxycarbonyl, alkylthiocarbonyl, N,N-dialkylcarbamyl, N-alkylcarbamyl, N-cycloalkylcarbamyl, N-alkoxy-N-alkylcarbamyl, unsubstituted or substituted N-phenylcarbamyl, alkylsulfonyl, alkenylsulfonyl, haloalkylsulfonyl, N-alkylsulfamyl, N,N-dialkylsulfamyl, N-acyl-N-alkylsulfamyl, N-alkyl-N-methoxycarbonylsulfamyl, dialkoxyphosphoryl, dialkoxythiophosphoryl, 2-haloalkanoyl, acyloxyacetyl or alkoxyoxalyl, and R.sup.6 is alkyl, halogen, hydroxyl, alkoxy, alkenyloxy, alkynyloxy, alkylthio, alkylsulfinyl, alkylsulfonyl, nitro or amino, and salts of these compounds, and the use of these compounds for controlling unwanted plant growth.
    Type: Grant
    Filed: July 26, 1985
    Date of Patent: September 8, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Keil, Ulrich Schirmer, Dieter Jahn, Rainer Becker, Bruno Wuerzer, Norbert Meyer
  • Patent number: 4650513
    Abstract: Cyclohexenones of the formula ##STR1## where R.sup.1 is alkyl, R.sup.2 is alkyl, alkenyl, alkynyl, or haloalkyl, Z is hydrogen or alkoxycarbonyl, and X is a substituted or unsubstituted pentamethylene chain in which one or two methylene groups can be replaced by O, S, SO, SO.sub.2 or NR.sup.3, and their use for controlling undesirable plant growth.
    Type: Grant
    Filed: March 6, 1985
    Date of Patent: March 17, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Becker, Dieter Jahn, Ulrich Schirmer, Michael Keil, Bruno Wuerzer, Norbert Meyer
  • Patent number: 4642132
    Abstract: Aminothiadiazoles of the formula ##STR1## where R.sup.1, R.sup.2, A, X, Z, m and n have the meanings given in the description, are used for controlling undesirable plant growth.
    Type: Grant
    Filed: December 26, 1984
    Date of Patent: February 10, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Schirmer, Peter Plath, Hubert Sauter, Bruno Wuerzer
  • Patent number: 4624696
    Abstract: Cyclohexenone derivatives of the formula ##STR1## where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 have the meanings stated in the description, herbicides which contain these compounds and a method for controlling undesirable plant growth.
    Type: Grant
    Filed: October 9, 1985
    Date of Patent: November 25, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Keil, Rainer Becker, Dieter Jahn, Dieter Kolassa, Ulrich Schirmer, Wolfgang Will, Bruno Wuerzer, Norbert Meyer
  • Patent number: 4618362
    Abstract: The sugar content of plants is increased by a method in which the plants are treated, from 1 to 15 weeks prior to harvesting, with a compound of the formula (I) ##STR1## where R.sup.1 is alkyl of 1 to 4 carbon atoms, R.sup.2 is alkyl of 1 to 4 carbon atoms, unsubstituted or halogen-substituted alkenyl of 3 to 5 carbon atoms or alkynyl of not more than 5 carbon atoms, R.sup.3 is a non-aromatic heterocyclic structure which has 5 to 7 ring members and no double bonds or one double bond in a heterocyclic ring, contains 1 or 2 hetero atoms from the group consisting of sulfur and oxygen, and can be substituted by alkyl of not more than 3 carbon atoms, and X is H or C00-alkyl, or one of its plant-tolerated salts.
    Type: Grant
    Filed: July 29, 1985
    Date of Patent: October 21, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Becker, Dieter Jahn, Ulrich Schirmer, Eberhard P. Schott, Bernhard Hesse, Johann Jung
  • Patent number: 4599329
    Abstract: O,S-dialkyl S-[carbamyloxyalkyl] dithiophosphates of the general formula (I) ##STR1## where, independently of one another, R.sup.1 and R.sup.2 are each alkyl of not more than 4 carbon atoms and R.sup.3, R.sup.4 and R.sup.5 are each hydrogen or alkyl of not more than 6 carbon atoms, or R.sup.4 and R.sup.5, together with the nitrogen atom to which they are bonded, form a saturated or olefinically unsaturated ring which contains not more than 6 carbon atoms and may or may not contain one or more oxygen, sulfur or nitrogen atoms, are used for controlling insects or mites.
    Type: Grant
    Filed: January 13, 1984
    Date of Patent: July 8, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Walter Seufert, Hans-Peter Loeffler, Ulrich Schirmer, Wolfgang Seppelt, Heinrich Adolphi
  • Patent number: 4596877
    Abstract: Cyclohexenone derivatives of the formula ##STR1## where R.sup.1 is alkyl and R.sup.2 is chloroalkenyl are useful in controlling undesirable plant growth.
    Type: Grant
    Filed: September 28, 1984
    Date of Patent: June 24, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Becker, Dieter Jahn, Michael Keil, Ulrich Schirmer, Bruno Wuerzer, Norbert Meyer
  • Patent number: 4569689
    Abstract: Aniline derivatives of the formula ##STR1## where R.sup.1 is alkoxy, alkylthio, unsubstituted or substituted cycloalkoxy or the radical --NR.sup.2 R.sup.3, X is --CH.sub.2 --, --CH(OH)-- or --CO--, A is an unsubstituted or substituted alkylene chain, B is unsubstituted or substituted methylene or dimethylene, Z is hydrogen, halogen, alkyl, alkoxy, haloalkyl or haloalkoxy, and n is 1, 2 or 3, are used for controlling undesirable plant growth.
    Type: Grant
    Filed: June 14, 1984
    Date of Patent: February 11, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Schirmer, Norbert Goetz, Bruno Wuerzer
  • Patent number: 4566900
    Abstract: Aniline derivatives of the formula ##STR1## where R.sup.1, Y, A, Z and n have the meanings given in the description, are used for controlling undesirable plant growth.
    Type: Grant
    Filed: December 1, 1982
    Date of Patent: January 28, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Plath, Ulrich Schirmer, Gernot Reissenweber, Bruno Wuerzer, Guenter Retzlaff
  • Patent number: 4518414
    Abstract: Thiadiazole derivatives of the formula ##STR1## where R.sup.1, A, X, Y, Z, m and n have the meanings given in the description, are used for controlling undesirable plant growth.
    Type: Grant
    Filed: January 11, 1983
    Date of Patent: May 21, 1985
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Schirmer, Peter Plath, Bruno Wuerzer
  • Patent number: 4500340
    Abstract: Urea derivatives of the formula ##STR1## where R, X, Z, Het and n have the meanings given in the description, are used for controlling undesirable plant growth.
    Type: Grant
    Filed: November 22, 1982
    Date of Patent: February 19, 1985
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Becker, Hans Theobald, Ulrich Schirmer, Wolfgang Spiegler, Walter Seufert, Bruno Wuerzer
  • Patent number: 4469884
    Abstract: N-Methoxy-N-methylurethanes are prepared by a process in which first (1) hydroxylamine is converted with an alkyl chloroformate to the corresponding N-hydroxyurethane, then (2) this product is reacted with a methylating agent to give the N-methoxy-N-methylurethane, and finally (3) the N-methoxy-N-methylurethane is isolated. In this process, first, (1) while maintaining a certain temperature and a certain pH, (1.1) an aqueous solution of an inorganic hydroxylammonium salt is mixed thoroughly with (1.2) an equimolar amount of an alkyl chloroformate, then (2) while maintaining a certain temperature and a certain pH, (2.1) a mixture comprising (2.1.1) the reaction mixture obtained as described in (1), (2.1.2) a water-insoluble organic solvent and (2.1.3) a phase-transfer catalyst is mixed thoroughly with (2.2) a water-insoluble methylating agent which is soluble in the solvent under (2.1.
    Type: Grant
    Filed: April 14, 1983
    Date of Patent: September 4, 1984
    Assignee: BASF Aktiengesellschaft
    Inventors: Gernot Reissenweber, Ulrich Schirmer
  • Patent number: 4459238
    Abstract: N-Arylthiolcarbamates for the formula ##STR1## where R denotes methyl or ethyl, X denotes halogen, Y denotes alkyl, haloalkyl of at least 2 carbon atoms, alkoxyalkyl, cycloalkyl, alkoxy or halomethoxy, and n denotes one of the integers 1 and 2, herbicides containing these compounds, and their use as herbicides.
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: July 10, 1984
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Schirmer, Karl-Heinz Koenig, Bruno Wuerzer, Guenter Retzlaff
  • Patent number: 4422871
    Abstract: Aralkylphenylureas of the formula ##STR1## wherein R.sup.1 and R.sup.2 are hydrogen, alkoxy or unsubstituted or substituted alkyl, cycloalkyl, alkenyl or alkynyl, or R.sup.1 and R.sup.2 together are unsubstituted or substituted alkylene which may or may not be interrupted by oxygen or sulfur, Y is hydrogen, alkyl, halogen, alkoxy or haloalkyl, A is unsubstituted or substituted alkylene, Z is hydrogen, alkyl, haloalkyl, alkoxyalkyl, cycloalkyl, aralkyl, aryl, aryloxy, halogen, a C.sub.4 H.sub.4 chain which is fused to the benzene ring to give a substituted or unsubstituted naphthyl ring, alkoxy, haloalkoxy, alkylthio, thiocyanato, cyano, ##STR2## R' and R" being hydrogen, alkyl, alkoxy, alkylthio, cycloalkyl or unsubstituted or substituted phenyl and n is 1, 2, 3 or 4, and herbicides containing these ureas.
    Type: Grant
    Filed: May 7, 1982
    Date of Patent: December 27, 1983
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Schirmer, Wolfgang Rohr, Bruno Wuerzer
  • Patent number: 4405358
    Abstract: Aralkylaniline derivatives of the general formula ##STR1## where R is alkoxy, cycloalkoxy, alkenyloxy, alkynyloxy, cyanoalkoxy, haloalkoxy, alkylthio, alkenylthio or alkynylthio or unsubstituted or substituted alkyl, cycloalkyl, alkenyl or alkynyl, Y is hydrogen, alkyl, halogen, alkoxy or haloalkyl, A is unsubstituted or substituted alkylene, Z is hydrogen, alkyl, haloalkyl, alkoxyalkyl, cycloalkyl, aralkyl, aryl, aryloxy, halogen, a C.sub.4 H.sub.4 -chain which is fused to the benzene radical to form an unsubstituted or substituted naphthyl radical, alkoxy, haloalkoxy, alkylthio, thiocyanato, cyano, ##STR2## R' and R" each, independently of one another, being hydrogen, alkyl, alkoxy, alkylthio, cycloalkyl or unsubstituted or substituted phenyl, and n is an integer from 1 to 4, and herbicides containing these compounds.
    Type: Grant
    Filed: May 1, 1981
    Date of Patent: September 20, 1983
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Schirmer, Wolfgang Rohr, Bruno Wuerzer
  • Patent number: 4396418
    Abstract: N-aryl(thiol)carbamates of the formula ##STR1## where X denotes hydrogen, fluorine, bromine, iodine, alkyl, alkoxy, haloalkyl, haloalkoxy, alkylthio, alkylsulfinyl or alkylsulfonyl of 1 to 6 carbon atoms, cycloalkyl of 3 to 6 carbon atoms, phenyl or benzyloxy, Y denotes hydrogen, halogen, alkyl, alkoxy, haloalkyl, haloalkoxy, alkylthio, alkylsulfinyl or alkylsulfonyl of 1 to 6 carbon atoms, cycloalkyl of 3 to 6 carbon atoms, phenyl or benzyloxy, n denotes one of the integers 1 and 2, Z denotes hydrogen, halogen or trifluoromethyl, A denotes oxygen, sulfur, sulfinyl or sulfonyl, and Q denotes oxygen or sulfur, and their use for combating unwanted plant growth.
    Type: Grant
    Filed: May 1, 1981
    Date of Patent: August 2, 1983
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Schirmer, Rainer Becker, Bruno Wuerzer, Guenter Retzlaff
  • Patent number: 4373105
    Abstract: New m-anilide-urethanes, processes for their manufacture, herbicides containing these compounds, and processes for controlling unwanted plant growth with these compounds.
    Type: Grant
    Filed: March 11, 1981
    Date of Patent: February 8, 1983
    Assignee: BASF Aktiengesellschaft
    Inventors: Wolfgang Rohr, Ulrich Schirmer, Bruno Wuerzer
  • Patent number: 4360465
    Abstract: New, quaternary ammonium salts of .alpha.-aminoacetanilides of secondary anilines having a good biological action, agents for regulating plant growth containing these ammonium salts, and the use of .alpha.-aminoacetanilides of secondary anilines for manufacturing the new salts.
    Type: Grant
    Filed: March 24, 1980
    Date of Patent: November 23, 1982
    Assignee: BASF Aktiengesellschaft
    Inventors: Ernst Buschmann, Ulrich Schirmer, Bernd Zeeh, Hubert Sauter, Johann Jung
  • Patent number: 4328165
    Abstract: Novel phenylcarbamic acid chlorides, and their preparation by reacting N-mono-substituted phenylenediamines with excess phosgene and then reacting the products with thioalcohols, alcohols, hydroxylamines or amines.The novel phenylcarbamic acid chlorides of the formula I obtainable by the process of the invention are valuable intermediates for the preparation of crop protection agents, especially herbicides.
    Type: Grant
    Filed: February 12, 1980
    Date of Patent: May 4, 1982
    Assignee: BASF Aktiengesellschaft
    Inventor: Ulrich Schirmer