Patents by Inventor Jiri Hora

Jiri Hora 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: 6225275
    Abstract: A first aspect of the invention is a process for enhancing the activity of an oxidorecudtase by adding to the enzyme, certain specific compounds which are capable of enhancing the activity of said oxidoreductase enzyme. A second aspect of the invention is an enzymatic bleach composition comprising an oxidoreductase and enhancing compounds.
    Type: Grant
    Filed: June 4, 1998
    Date of Patent: May 1, 2001
    Assignee: Lever Brothers Company, division of Conopco, Inc.
    Inventors: Ronald Hage, Jiri Hora, Ton Swarthoff, Robin Stefan Twisker
  • Patent number: 6169065
    Abstract: There is provided a process for enhancing the activity of an oxidoreductase, comprising adding to the enzyme, as an enhancer for the activity of said enzyme, a compound having the formula: wherein X represents (—O—) or (—S—) and R1, R2 and R3 may each independently represent hydrogen, hydroxy, halogen, nitroso, formyl, carboxyl, and esters and salts thereof, carbamoyl, sulfo, and esters and salts hereof, sulfamoyl, nitro, amino, phenyl, C1-C20 alkyl, C1-C8 alkoxy, carbonyl-C1-C6-alkoxy, aryl-C1-C6-alkyl, whereby: the carbamoyl, sulfamoyl and amino groups may be unsubstituted or substituted once or twice with hydroxy, C1-C6-alkyl, C1-C6-alkoxy, in which C1-C6-group may be saturated or unsaturated, branched or unbranched and may be substituted once or twice with halogen, nitroso, hydroxy, formyl, carboxy, and esters and salts thereof, carbamoyl, sulfo, and esters and salts hereof, sulfamoyl; and the phenyl group may be substituted with once or twice with halogen, nitr
    Type: Grant
    Filed: August 27, 1998
    Date of Patent: January 2, 2001
    Assignee: Lever Brothers Company division of Conopco Company
    Inventors: Willem Antheunisse, Ronald Hage, Jiri Hora, Ton Swarthoff, Robin Stefan Twisker
  • Patent number: 4261868
    Abstract: The storage stability of aqueous enzymatic liquid detergent compositions is improved by the inclusion therein of a stabilizing system comprising a poly-functional amino compound such as triethanolamine and boric acid or a boron-equivalent thereof.
    Type: Grant
    Filed: August 8, 1979
    Date of Patent: April 14, 1981
    Assignee: Lever Brothers Company
    Inventors: Jiri Hora, Gerardus A. A. Kivits