Patents by Inventor Hans-Peter Harke

Hans-Peter Harke 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: 6258370
    Abstract: A process and compositions for disinfecting the skin, hands and mucous membrane. The compositions contain an optical brightener and exhibit intense fluorescence in the visible wavelength range on exposure to UV light and thus permit simple monitoring of the treated skin or mucous membrane surfaces for ensuring complete disinfection, but without exhibiting the disadvantages associated with the use of conventional dyes, such as discoloration of the skin and articles.
    Type: Grant
    Filed: June 8, 1999
    Date of Patent: July 10, 2001
    Assignee: Air Liquide Sante (International)
    Inventors: Sabine Behrends, Hans-Peter Harke
  • Patent number: 5857991
    Abstract: A device for applying medication fluid on mucus membrane in interior of body cavities has a manually actuatable pump element mountable on a medication supply container for discharging a medication fluid and having an outlet, an insertion tube having one end connected with the outlet and provided with a through going longitudinal opening, a distributor body connected with an opposite end of the insertion tube and having an outer shape and a volume to correspond to a body cavity to be treated, the distributor body having a plurality of outlet openings distributed over its outer surface and communicating through an interior of the distributor body with the insertion tube so that a medication fluid supplied under pressure is a discharged from the outlet openings over an outer surface of the distributor body.
    Type: Grant
    Filed: August 9, 1996
    Date of Patent: January 12, 1999
    Inventors: Hans Grothoff, Hans-Peter Harke, Frank Hennig, Gerd Neumann
  • 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: 4404191
    Abstract: A method is provided for inactivating viruses on animate and inanimate surfaces which comprises contacting the locus of said viruses with an antivirally effective amount of a salt of peroxymonosulfuric acid.
    Type: Grant
    Filed: November 18, 1981
    Date of Patent: September 13, 1983
    Assignee: Sterling Drug Inc.
    Inventors: Jutta Sporkenbach, Heinz Eggensperger, Lothar Bucklers, Helmut H. Ehlers, Ulrich Eigener, 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