Patents by Inventor Wolfgang Beilfuss

Wolfgang Beilfuss 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).

  • Publication number: 20030149097
    Abstract: The present invention relates to compositions which comprise a combination
    Type: Application
    Filed: December 9, 2002
    Publication date: August 7, 2003
    Inventors: Wolfgang Beilfuss, Ralf Gradtke
  • Patent number: 6469060
    Abstract: Compositions having broad effectiveness against bacterial and fungi, which comprise (a) an iodopropynylbutyl compound and (b) one or more formaldehyde donor compounds, the formaldehyde donor compounds being N-formals, O-formals and/or a combination thereof. The compositions are also stable and effective in the form of liquid concentrates. The present invention also relates to the use of such compositions in industrial products and to industrial products which comprise these compositions.
    Type: Grant
    Filed: May 22, 2001
    Date of Patent: October 22, 2002
    Assignee: Air Liquide Sante (International)
    Inventors: Wolfgang Beilfuss, Wolfgang Siegert, Klaus Weber
  • Patent number: 6465498
    Abstract: The present invention relates to stable microbicidal compositions which are characterized in that they comprise derivatives of methylenebisoxazolidine and 1H-benzimidazol-2-ylcarbamic acid. The compositions according to the invention can be employed in industrial products. The derivatives of methylenebisoxazolidine are used, in particular, for increasing the solubility of derivatives of 1H-benzimidazol-2-ylcarbamic acid in liquid preparations.
    Type: Grant
    Filed: November 13, 2001
    Date of Patent: October 15, 2002
    Assignee: Air Liquide Sante (International)
    Inventors: Wolfgang Beilfuss, Ralf Gradtke
  • Publication number: 20020058684
    Abstract: The present invention relates to stable microbicidal compositions which are characterized in that they comprise derivatives of methylenebisoxazolidine and 1H-benzimidazol-2-ylcarbamic acid. The compositions according to the invention can be employed in industrial products. The derivatives of methylenebisoxazolidine are used, in particular, for increasing the solubility of derivatives of 1H-benzimidazol-2-ylcarbamic acid in liquid preparations.
    Type: Application
    Filed: November 13, 2001
    Publication date: May 16, 2002
    Applicant: L'air Liquide Sante
    Inventors: Wolfgang Beilfuss, Ralf Gradtke
  • Patent number: 6380391
    Abstract: Process for the preparation of bis(4-amino-1-pyridinium)alkanes by reacting difunctionalized alkanes with 4-aminopyridines in water or a mixture of water and organic solvent.
    Type: Grant
    Filed: February 9, 2001
    Date of Patent: April 30, 2002
    Assignee: Air Liquide Sante (International)
    Inventors: Wolfgang Beilfuss, Ralf Gradtke, Michael Streek
  • Patent number: 6355679
    Abstract: Compositions having broad effectiveness against bacteria and fungi, which comprise (a) an iodopropynylbutyl compound and (b) one or more formaldehyde donor compounds, the formaldehyde donor compounds being N-formals, O-formals and/or a combination thereof. The compositions are also stable and effective in the form of liquid concentrates. The present invention also relates to the use of such compositions in industrial products and to industrial products which comprise these compositions.
    Type: Grant
    Filed: November 23, 1999
    Date of Patent: March 12, 2002
    Assignee: Air Liquide Sante (International)
    Inventors: Wolfgang Beilfuss, Wolfgang Siegert, Klaus Weber
  • Patent number: 6348483
    Abstract: The present invention relates to stable microbicidal compositions which are characterized in that they comprise derivatives of methylenebisoxazolidine and 1H-benzimidazol-2-ylcarbamic acid. The compositions according to the invention can be employed in industrial products. The derivatives of methylenebisoxazolidine are used, in particular, for increasing the solubility of derivatives of 1H-benzimidazol-2-ylcarbamic acid in liquid preparations.
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: February 19, 2002
    Assignee: Air Liquide Sante (International)
    Inventors: Wolfgang Beilfuss, Ralf Gradtke
  • Publication number: 20010034366
    Abstract: Compositions having broad effectiveness against bacterial and fungi, which comprise (a) an iodopropynylbutyl compound and (b) one or more formaldehyde donor compounds, the formaldehyde donor compounds being N-formals, O-formals and/or a combination thereof. The compositions are also stable and effective in the form of liquid concentrates. The present invention also relates to the use of such compositions in industrial products and to industrial products which comprise these compositions.
    Type: Application
    Filed: May 22, 2001
    Publication date: October 25, 2001
    Applicant: Air Liquide Sante (International)
    Inventors: Wolfgang Beilfuss, Wolfgang Siegert, Klaus Weber
  • Publication number: 20010021711
    Abstract: Stable microbicidal compositions for industrial products which comprise
    Type: Application
    Filed: December 13, 2000
    Publication date: September 13, 2001
    Inventors: Wolfgang Beilfuss, Ralf Gradtke
  • Publication number: 20010016660
    Abstract: Process for the preparation of bis(4-amino-1-pyridinium)alkanes by reacting difunctionalized alkanes with 4-aminopyridines in water or a mixture of water and organic solvent.
    Type: Application
    Filed: February 9, 2001
    Publication date: August 23, 2001
    Applicant: AIR LIQUIDE SANTE (INTERNATIONAL)
    Inventors: Wolfgang Beilfuss, Ralf Gradtke, Michael Streek
  • Patent number: 5756500
    Abstract: The invention relates to an aqueous dispersion which includes a mixture composed of the active ingredients carbendazime, 2-(thiocyanomethylthio)-benzothiazole and 2-methylthio-4-t-butyl-amino-6-cyclopropylamino-s-triazine. Further active ingredients with algicidal or fungicidal effect can optionally be present in the dispersion. The dispersion can be used for the fungicidal and algistatic finishing of paints, varnishes and plasters.
    Type: Grant
    Filed: December 11, 1995
    Date of Patent: May 26, 1998
    Assignee: Schulke & Mayr GmbH
    Inventors: Wolfgang Beilfuss, Heinz Eggensperger, Karl-Heinz Diehl, Peter Oltmanns
  • Patent number: 5516510
    Abstract: Deodorant compositions comprise glycerin monoalkyl ethers of the formula ##STR1## in which R is a branched or unbranched C.sub.6 -C.sub.18 alkyl in combination with other deodorant ingredients. Preferably R is C.sub.8 to C.sub.12 alkyl; more particularly, C.sub.8 alkyl; and most preferably, 2-ethylhexyl.
    Type: Grant
    Filed: November 24, 1993
    Date of Patent: May 14, 1996
    Assignee: Reckitt & Colman Inc.
    Inventors: Wolfgang Beilfuss, Heinz Eggensperger, Karl-Heinz Diehl, Peter Oltmanns
  • Patent number: 5393789
    Abstract: The invention relates to a disinfectant concentrate which includes amine and alcohol and is characterized in that the alcohol component includes at least one aromatic alcohol and the amine component includes at least one tertiary alkyl amine which is free of hydroxyl groups. It is also relates to a disinfectant which is preparable from the disinfectant concentrate, and to the use of the disinfectant concentrate or disinfectant as a bactericide, in particular a Mycobactericide, fungicide or virucide.
    Type: Grant
    Filed: January 29, 1993
    Date of Patent: February 28, 1995
    Assignee: Eastman Kodak Company
    Inventors: Heinz Eggensperger, Lower Bernd, Michael Mohr, Peter Goroncy-Bermes, Wolfgang Beilfuss
  • Patent number: 5387605
    Abstract: The use of carboxylic acids for controlling mycobacteria is described. The carboxylic acids contain compounds with the general formula: ##STR1## in which A is a substituted or unsubstituted Cs-Clo aryl group, A containing no nitrogen atom,R.sup.1 and R.sup.2 each independently of one other are hydrogen or a C.sub.1 -C.sub.3 alkyl group,m is 0 or 1 andn is a number from 0 to 5,and no alkyl sulphonates or alkyl sulphates are present.Said active ingredients may be used in the form of aqueous and/or alcoholic ready-for-use solutions or may be present in the form of concentrates, powders or granular products or applied to a support such as a cloth. Formulations based on said carboxylic acids may also contain other bactericidal active ingredients, synergistic effects arising in some cases.
    Type: Grant
    Filed: May 28, 1993
    Date of Patent: February 7, 1995
    Assignee: Eastman Kodak Company
    Inventors: Wolfgang Beilfuss, Karl-Heinz Diehl, Heinz Eggensperger, Michael Mohr
  • Patent number: 5185145
    Abstract: The invention relates to a disinfectant concentrate containing 10 to 60% by weight of phenoxyethanol or a phenoxypropanol mixture of 2-phenoxy-1-propanol and 1-phenoxy-2-propanol in a ratio by weight of from 1:4 to 1:20, 0.1 to 50% by weight of a cationic compound selected from the group of the guanidinium compounds, quaternary ammonium compounds or mixtures of these, 3 to 25% by weight of non-ionic surfactants and 0.1 to 10% by weight of an organic nitrogen-containing base having a pK.sub.B value of .gtoreq.4.75.
    Type: Grant
    Filed: February 21, 1991
    Date of Patent: February 9, 1993
    Assignee: Eastman Kodak Company
    Inventors: Heinz Eggensperger, Karl-Heinz Diehl, Helmut Nolte, Helmut Rackur, Ute Eggers-Maass, Michael Mohr, Lower Bernd, Wolfgang Beilfuss
  • Patent number: 4917815
    Abstract: Aqueous solutions of aromatic percarboxylic acids, such as perbenzoic acids, stabilized with at least an equal amount in parts by weight as the amount of aromatic percarboxylic acid of the corresponding aromatic carboxylic acid and an aqueous solution of perglutaric acid stabilized with hydrogen peroxide and/or a 10% to 60% aqueous solution of hydrogen peroxide.
    Type: Grant
    Filed: June 10, 1988
    Date of Patent: April 17, 1990
    Assignee: Sterling Drug Inc.
    Inventors: Wolfgang Beilfuss, Karl-Heinz Diehl
  • Patent number: 4405795
    Abstract: 2-Benzylideneglutaraldehydes of the formula ##STR1## where R.sup.1, R.sup.2 and R.sup.3 independently are hydrogen or a substituent selected from the group consisting of halo, lower-alkyl, phenyl, carboxy, lower-alkoxycarbonyl, phenoxycarbonyl, aminocarbonyl, hydroxysulfonyl, nitro, cyano, hydroxy, loweralkoxy and phenoxy, a method of use thereof as disinfectants, disinfectant compositions comprising them, and 2,6-dialkoxy-3-(.alpha.-alkoxybenzyl)tetrahydropyrans of the formula ##STR2## where R.sup.1, R.sup.2 and R.sup.3 are as defined above and R.sup.4 and R.sup.5 independently are alkyl of one to four carbon atoms, which are intermediates for their preparation are disclosed.
    Type: Grant
    Filed: June 7, 1982
    Date of Patent: September 20, 1983
    Assignee: Sterling Drug Inc.
    Inventors: Wolfgang Munzenmaier, Heinz Eggensperger, Helmut H. Ehlers, Wolfgang Beilfuss, Lothar Bucklers, Hans-Peter Harke
  • Patent number: 4376094
    Abstract: Disclosed is a method of disinfecting and a method for destroying bacteria and fungi employing certain 2-substituted glutaraldehydes having the formulas ##STR1## wherein R.sup.1 is selected from the group consisting of alkyl having from one to twelve carbon atoms, lower-alkoxyalkyl having from two to twelve carbon atoms, cycloalkyl having from three to twelve ring carbon atoms, and alkyl-substituted cycloalkyl having from three to eight ring carbon atoms and a total of from four to ten carbon atoms, and R.sup.3 is alkyl having from one to four carbon atoms.
    Type: Grant
    Filed: August 21, 1981
    Date of Patent: March 8, 1983
    Assignee: Sterling Drug Inc.
    Inventors: Wolfgang Munzenmaier, Heinz Eggensperger, Helmut H. Ehlers, Wolfgang Beilfuss, Lothar Bucklers, Hans-Peter Harke
  • Patent number: 4371547
    Abstract: 2-Benzylideneglutaraldehydes of the formula ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 independently are hydrogen or a substituent selected from the group consisting of halo, lower-alkyl, phenyl, carboxy, lower-alkoxycarbonyl, phenoxycarbonyl, aminocarbonyl, hydroxysulfonyl, nitro, cyano, hydroxy, lower-alkoxy and phenoxy, a method of use thereof as disinfectants, disinfectant compositions comprising them, and 2,6-dialkoxy-3-(.alpha.-alkoxybenzyl)tetrahydropyrans of the formula ##STR2## where R.sup.1, R.sup.2 and R.sup.3 are as defined above and R.sup.4 and R.sup.5 independently are alkyl of one to four carbon atoms, which are intermediates for their preparation are disclosed.
    Type: Grant
    Filed: August 21, 1981
    Date of Patent: February 1, 1983
    Assignee: Sterling Drug Inc.
    Inventors: Wolfgang Munzenmaier, Heinz Eggensperger, Helmut H. Ehlers, Wolfgang Beilfuss, Lothar Bucklers, Hans-Peter Harke
  • Patent number: 4259383
    Abstract: A disinfecting tissue comprising an absorbent material having incorporated therein a disinfecting agent selected from (a) organic percarboxylic acids; (b) mixtures of a hydrogen peroxide donor with an organic carboxylic acid anhydride or a acyloxy-benzoic or -benzenesulfonic acid; and (c) a carboxylic acid amide; as defined in the specification. The disinfectant tissues are useful for the disinfection of the skin, hands, and inanimate surfaces.
    Type: Grant
    Filed: June 26, 1979
    Date of Patent: March 31, 1981
    Assignee: Sterling Drug Inc.
    Inventors: Heinz Eggensperger, Dieter Rehn, Wolfgang Beilfuss, Helmut Nolte