Patents by Inventor Bernd Janssen

Bernd Janssen 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: 5072042
    Abstract: Phenylhydrazones of formula I ##STR1## in which R.sup.1 to R.sup.6 and m and n have the meanings stated above, and the manufacture thereof. The substances are suitable for combating disease and for cosmetic use.
    Type: Grant
    Filed: February 8, 1990
    Date of Patent: December 10, 1991
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernd Janssen, Hans-Heiner Wuest, William V. Murray, Michael P. Wachter, Stanley Bell
  • Patent number: 5061705
    Abstract: Compounds of formula I ##STR1## wherein R.sup.1 and R.sup.2 are each hydrogen or methyl, A is an ethylene or methylene radical which is unsubstituted or substituted by methyl, hydroxyl or oxo, L is a saturated or unsaturated five-membered or six-membered heterocyclic structure which is unsubstituted or substituted by hydroxyl, mercapto, C.sub.1 -C.sub.6 -alkyl, or C.sub.1 -C.sub.4 -alkanoyl and has from 1 to 3 heteroatoms from the group consisting of N, O and S, the second and third heteroatoms being a nitrogen atom,R.sup.3 is hydrogen, a hydroxy or C.sub.1 -C.sub.6 -alkoxy group,R.sup.4 is hydrogen, C.sub.1 -C.sub.4 -alkyl, halogen or methoxy,R.sup.5 is hydrogen or methoxy or tert-butyl,R.sup.6 is hydrogen, methyl, nitrile or a C.sub.2 -C.sub.10 -ketal group or the radical --CHR.sup.7 OR.sup.8 --CHR.sup.7 --NR.sup.9 R.sup.10, --COR.sup.11, --SR.sup.12, ##STR2## in which R.sup.7 is hydrogen or C.sub.1 -C.sub.4 -alkyl,R.sup.8 is hydrogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.
    Type: Grant
    Filed: February 8, 1990
    Date of Patent: October 29, 1991
    Assignee: BASF Aktiengesellschaft
    Inventors: Hans H. Wuest, Bernd Janssen, William V. Murray, Michael P. Wachter, Stanley Bell
  • Patent number: 5041648
    Abstract: .beta.-ionone pheylhydrazones of the formula I ##STR1## where R has the meaning indicated in the description, and the preparation thereof are described. The substances are suitable or controlling diseases and as cosmetic agents.
    Type: Grant
    Filed: January 22, 1990
    Date of Patent: August 20, 1991
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernd Janssen, Hans-Heiner Wuest
  • Patent number: 4940717
    Abstract: Imidazolylmethyloxiranes of the general formula I ##STR1## where R is phenyl, pyridyl, tetrahydropyranyl, norbornyl, C.sub.3 -C.sub.12 -cycloalkyl or C.sub.5 -C.sub.8 -cycloalkenyl, these radicals being unsubstituted or substituted, and their plant-tolerated acid addition salts and metal complexes, and fungicides containing these compounds.
    Type: Grant
    Filed: March 6, 1989
    Date of Patent: July 10, 1990
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Seele, Stefan Karbach, Bernd Janssen, Reiner Kober, Eberhard Ammermann, Gisela Lorenz
  • Patent number: 4918212
    Abstract: Phosphonic acid, phosphinic acid and phosphine oxide derivatives of the general formula ##STR1## where A, B and R.sup.1 to R.sup.5 have the meanings stated in the description, processes for their preparation, pharmaceutical agents containing them, and their use for the treatment of acne and psoriasis are described .
    Type: Grant
    Filed: August 12, 1988
    Date of Patent: April 17, 1990
    Assignee: BASF Aktiengesellschaft
    Inventors: Hans-Heiner Wuest, Bernd Janssen
  • Patent number: 4906652
    Abstract: Compounds of the formula ##STR1## where R, Hal and Z have the meanings given in the disclosure. The compounds are suitable for use as fungicides.
    Type: Grant
    Filed: April 14, 1988
    Date of Patent: March 6, 1990
    Assignee: BASF Aktiengesellschaft
    Inventors: Stefan Karbach, Bernd Janssen, Norbert Meyer, Hubert Sauter, Eberhard Ammermann, Ernst-Heinrich Pommer
  • Patent number: 4804785
    Abstract: Alpha,beta-substituted acroleins of the general formula I ##STR1## where A and B are identical or different and are each C.sub.1 -C.sub.4 -alkyl, naphthyl, biphenyl or phenyl which may be monosubstituted or polysubstituted by halogen, nitro, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkyl, phenoxy or phenylsulfonyl, are prepared by a process in which a compound of the general formula III ##STR2## where A has the above meanings and R.sup.1 and R.sup.2 are identical or different and are each C.sub.1 -C.sub.4 -alkyl or together possess the carbon atoms required to complete a ring, is reacted with a phosphorus compound of the general formula IV or V ##STR3## where B the meanings stated above, R.sup.1 and R.sup.2 are as defined above and X.sup..crclbar. is a halide ion, in the presence of a base. The alpha,beta-substituted acroleins can be further processed to give hydroxymethyloxiranes.
    Type: Grant
    Filed: September 16, 1987
    Date of Patent: February 14, 1989
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernd Janssen, Stefan Karbach, Hans-Gert Recker, Marco Thyes
  • Patent number: 4723042
    Abstract: Alpha,beta-substituted acroleins of the general formula I ##STR1## where A and B are identical or different and are each C.sub.1 -C.sub.4 -alkyl, naphthyl, biphenyl or phenyl which may be monosubstituted or polysubstituted by halogen, nitro, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkyl, phenoxy or phenylsulfonyl, are prepared by a process in which a compound of the general formula III ##STR2## where A has the above meanings and R.sup.1 and R.sup.2 are identical or different and are each C.sub.1 -C.sub.4 -alkyl or together possess the carbon atoms required to complete a ring, is reacted with a phosphorus compound of the general formula IV or V ##STR3## where B the meanings stated above, R.sup.1 and R.sup.2 are as defined above and X.sup..crclbar. is a halide ion, in the presence of a base. The alpha,beta-substituted acroleins can be further processed to give hydroxymethyloxiranes.
    Type: Grant
    Filed: January 22, 1987
    Date of Patent: February 2, 1988
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernd Janssen, Stefan Karbach, Hans-Gert Recker, Marco Thyes
  • Patent number: 4714786
    Abstract: Vinylphenol derivatives of the formula I ##STR1## where A and R.sup.1 to R.sup.7 have the meanings stated in claim 1 and in the description, and their physiologically tolerated salts, drugs prepared from these, and their use for the treatment of various disorders of the skin, the mucous membranes and the internal organs, and of rheumatic disorders.
    Type: Grant
    Filed: January 28, 1987
    Date of Patent: December 22, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Hans-Heiner Wuesi, Bernd Janssen, Fritz-Frieder Frickel, Axel Nuerrenbach
  • Patent number: 4670454
    Abstract: Azolylmethylcycloalkanes of the formula I ##STR1## where A and B are identical or different and are each hydrogen, unsubstituted or halogen-substituted alkyl of 1 to 4 carbon atoms, naphthyl, hetaryl, biphenyl or phenyl, where the phenyl radical can be substituted by halogen, nitro, alkyl, alkoxy or haloalkyl, each of 1 to 4 carbon atoms, phenoxy or phenylsulfenyl, D and E are identical or different and are each hydrogen or halogen, Z is CH or N, m can be 1, 2, 3 or 4 and n can be 0, 1 or 2, their addition salts with acids and their metal complexes, and the preparation of these compounds, are described. The compounds are useful for treating disorders and for crop, wood and material protection.
    Type: Grant
    Filed: February 29, 1984
    Date of Patent: June 2, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernd Janssen, Norbert Meyer, Ernst-Heinrich Pommer, Eberhard Ammermann, Friedrich-Wilhelm Kohlmann, Walter Wesenberg, Wolfgang Heberle
  • Patent number: 4663338
    Abstract: Viral diseases are treated by a method in which an effective amount of 1-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-2-(1,2,4-triazol-1-yl)ethan-1-ol (formula I) ##STR1## is administered enterally, parenterally or topically to a patient suffering therefrom.
    Type: Grant
    Filed: March 13, 1986
    Date of Patent: May 5, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernd Janssen, Horst Koenig, Peter Scharwaechter
  • Patent number: 4652580
    Abstract: The application of compounds of the formula ##STR1## where A, B and Z have the meanings stated in the description, for the treatment of viral infections is described.
    Type: Grant
    Filed: March 17, 1986
    Date of Patent: March 24, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernd Janssen, Stefan Karbach, Norbert Meyer, Gerhard Laur
  • Patent number: 4607045
    Abstract: Azolylmethylcycloacetals of the formula I ##STR1## where R is phenyl which can be substituted by halogen, or is C.sub.1 -C.sub.6 -alkyl, R.sup.1 is hydrogen or C.sub.1 -C.sub.3 -alkyl, Z is CH or N, and m is 0 or 1, and their physiologically tolerated addition salts with acids and their preparation are described.The novel substances have an antimycotic action.
    Type: Grant
    Filed: January 16, 1985
    Date of Patent: August 19, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernd Janssen, Friedrich-Wilhelm Kohlmann, Walter Wesenberg, Wolfgang Heberle
  • Patent number: 4464381
    Abstract: Azolylmethyloxiranes of the formula ##STR1## where A and B are identical or different and independently of one another are each alkyl of 1 to 4 carbon atoms, naphthyl, biphenyl or phenyl, and the phenyl radical can be substituted by halogen or nitro, or by alkyl, alkoxy or haloalkyl, each of 1 to 4 carbon atoms, or by phenoxy or phenylsulfonyl, and Z is CH or N, and their plant-tolerated addition salts with acids, and metal complexes, and fungicides containing these compounds.
    Type: Grant
    Filed: May 5, 1983
    Date of Patent: August 7, 1984
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernd Janssen, Norbert Meyer, Ernst-Heinrich Pommer, Eberhard Ammermann