Patents by Inventor Dominic Pratt

Dominic Pratt 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: 20240139404
    Abstract: A canister for use with a wound therapy system includes first and second compartments configured to receive and contain wound exudate, and an airflow pathway. The airflow pathway includes a planar region positioned between the first compartment and the second compartment, an inlet extending from a first end of the planar region at an obtuse angle relative to the planar region, an outlet at a second end of the planar region.
    Type: Application
    Filed: February 21, 2022
    Publication date: May 2, 2024
    Inventors: Thomas Alan EDWARDS, Benjamin A. PRATT, Dominic NOLAN
  • Patent number: 10813869
    Abstract: The present invention relates to an aqueous oxidizing composition comprising one or more oxidizing agent, one or more sugar and/or one or more polyethylene glycol and having a pH in the range of 1 to 5.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: October 27, 2020
    Assignee: KAO GERMANY GMBH
    Inventors: Dominic Pratt, Niu Jian
  • Patent number: 10478643
    Abstract: The present invention relates to a hair dyeing composition comprising select hair direct dyes and a reducing agent in order to color hair homogeneously, intensively and durably.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: November 19, 2019
    Assignee: KAO GERMANY GMBH
    Inventors: Dominic Pratt, Bernd Nöcker, Fariba Ghiasi
  • Patent number: 10196520
    Abstract: The present invention relates to novel direct dyes and compositions comprising them for dyeing keratin fibers especially human hair. The novel dyes of the present invention have benzothiophene structure providing intensive and homogeneous dyeing on keratin fibers, especially human hair.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: February 5, 2019
    Assignee: KAO GERMANY GMBH
    Inventors: Dominic Pratt, Hartmut Möhring
  • Publication number: 20180111011
    Abstract: The present invention relates to a hair dyeing composition comprising select hair direct dyes and a reducing agent in order to color hair homogeneously, intensively and durably
    Type: Application
    Filed: April 14, 2016
    Publication date: April 26, 2018
    Applicant: KAO GERMANY GMBH
    Inventors: Dominic PRATT, Bernd NÖCKER, Fariba GHIASI
  • Publication number: 20170360670
    Abstract: The present invention relates to an aqueous oxidizing composition comprising one or more oxidizing agent, one or more sugar and/or one or more polyethylene glycol and having a pH in the range of 1 to 5.
    Type: Application
    Filed: December 11, 2015
    Publication date: December 21, 2017
    Applicant: KAO GERMANY GMBH
    Inventors: Dominic PRATT, Niu JIAN
  • Publication number: 20170362436
    Abstract: The present invention relates to novel direct dyes and compositions comprising them for dyeing keratin fibers especially human hair. The novel dyes of the present invention have benzothiophene structure providing intensive and homogeneous dyeing on keratin fibers, especially human hair.
    Type: Application
    Filed: December 11, 2015
    Publication date: December 21, 2017
    Applicant: KAO Germany GmbH
    Inventors: Dominic PRATT, Hartmut MÖHRING
  • Publication number: 20170000700
    Abstract: A hair bleaching process reduces hair damage to bleached hair and comprises the steps of (i) preparing an aqueous bleaching composition by mixing three compositions (a), (b) and (c), wherein the composition (a) is a substantially anhydrous composition comprising at least one compound with bleaching effect, the composition (b) is an aqueous composition comprising at least one oxidizing agent, and the composition (c) comprises at least one compound selected from the group consisting of water soluble silk protein, water soluble silk protein hydrolysate and of derivatives of water soluble silk protein and water soluble silk protein hydrolysate, (ii) reducing cysteic acid content and formation in bleached hair by applying the aqueous bleaching composition onto hair and (iii), after processing of 5 to 45 min at a temperature in the range of 20 to 45° C., rinsing the aqueous bleaching composition off from the hair.
    Type: Application
    Filed: September 14, 2016
    Publication date: January 5, 2017
    Applicant: KAO Germany GmbH
    Inventors: Dominic PRATT, Sabine SCHAEFER
  • Patent number: 9498417
    Abstract: Present invention relates to an aqueous composition for bleaching and coloring hair which comprises direct dyes and an oxidizable solvent in addition to a compound with a bleaching effect, an alkalizing agent and an oxidizing agent. It is furthermore the object of the present invention is the use of oxidizable solvent, preferably an aromatic or aliphatic alcohol for stabilizing a direct dye in an aqueous composition comprising at least one compound with hair bleaching effect, at least one oxidizing agent and at least one alkalizing agent.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: November 22, 2016
    Assignee: KAO GERMANY GMBH
    Inventors: Hartmut Möhring, Dominic Pratt
  • Publication number: 20160151251
    Abstract: Present invention relates to an aqueous oxidizing composition comprising at least one hydrophobic dye which provides improved mixing of such composition with an alkalizing composition prior to use and/or application such as onto hair.
    Type: Application
    Filed: December 13, 2013
    Publication date: June 2, 2016
    Applicant: KAO GERMANY GMBH
    Inventors: NIU JIAN, Dominic PRATT
  • Patent number: 9278057
    Abstract: The present invention relates to bleaching composition for keratin fibers, especially human hair, comprising at least one compound with bleaching and/or highlighting effect and a calcium salt. Further object of the present invention is the use of at least one calcium salt in a bleaching and/or highlighting composition for keratin fibers, especially for human hair, comprising at least one compound with bleaching and/or highlighting effect for preventing temperature increase going above 40° C., preferably above 45° C. and more preferably above 50° C. in a period of at least 60 min after mixing water free bleaching and/or highlighting composition and oxidizing lotion.
    Type: Grant
    Filed: October 3, 2014
    Date of Patent: March 8, 2016
    Assignee: KAO Germany GmbH
    Inventors: Dominic Pratt, Sabine Schäfer
  • Publication number: 20150328100
    Abstract: Present invention relates to an aqueous composition for bleaching and colouring hair which comprises direct dyes and an oxidizable solvent in addition to a compound with a bleaching effect, an alkalizing agent and an oxidizing agent. It is furthermore the object of the present invention is the use of oxidizable solvent, preferably an aromatic or aliphatic alcohol for stabilizing a direct dye in an aqueous composition comprising at least one compound with hair bleaching effect, at least one oxidizing agent and at least one alkalizing agent.
    Type: Application
    Filed: December 20, 2012
    Publication date: November 19, 2015
    Applicant: KAO GERMANY GMBH
    Inventors: Hartmut MÖHRING, Dominic PRATT
  • Patent number: 9144534
    Abstract: Present invention relates to an aqueous oxidizing composition comprising at least one oxidizing, at least one alkyl or alkanol amine, urea, at least one carbonate salt and at least one natural triglyceride. Composition comprises furthermore hair dyes.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: September 29, 2015
    Assignee: KAO GERMANY GMBH
    Inventors: Dominic Pratt, Ovidiu Ferier-Iova
  • Publication number: 20150020320
    Abstract: The present invention relates to bleaching composition for keratin fibres, especially human hair, comprising at least one compound with bleaching and/or highlighting effect and a calcium salt. Further object of the present invention is the use of at least one calcium salt in a bleaching and/or highlighting composition for keratin fibres, especially for human hair, comprising at least one compound with bleaching and/or highlighting effect for preventing temperature increase going above 40° C., preferably above 45° C. and more preferably above 50° C. in a period of at least 60 min after mixing water free bleaching and/or highlighting composition and oxidizing lotion.
    Type: Application
    Filed: October 3, 2014
    Publication date: January 22, 2015
    Inventors: Dominic PRATT, Sabine THIEME
  • Publication number: 20140335037
    Abstract: Present invention relates to an aqueous oxidizing composition comprising at least one oxidizing, at least one alkyl or alkanol amine, urea, at least one carbonate salt and at least one natural triglyceride. Composition comprises furthermore hair dyes.
    Type: Application
    Filed: December 20, 2012
    Publication date: November 13, 2014
    Inventors: Dominic Pratt, Ovidiu Ferier-Iova
  • Patent number: 8883127
    Abstract: The present invention relates to bleaching composition for keratin fibres, especially human hair, comprising at least one compound with bleaching and/or highlighting effect and a calcium salt. Further object of the present invention is the use of at least one calcium salt in a bleaching and/or highlighting composition for keratin fibres, especially for human hair, comprising at least one compound with bleaching and/or highlighting effect for preventing temperature increase going above 40° C., preferably above 45° C. and more preferably above 50° C. in a period of at least 60 min after mixing water free bleaching and/or highlighting composition and oxidizing lotion.
    Type: Grant
    Filed: March 2, 2009
    Date of Patent: November 11, 2014
    Assignee: Kao Germany GmbH
    Inventors: Dominic Pratt, Sabine Thieme
  • Patent number: 8845756
    Abstract: Present invention relates to an oxidizing composition for keratin fibers especially for human hair with improved lightening effect and therefore, improved colouring and bleaching effects are easily achieved of the compositions applied after mixing with the said composition. Present inventors have surprisingly found out that a composition comprising at least one oxidizing agent and additionally at least one alkalizing agent, at least one carbonate source and at least one urea derivative delivers an improved and homogeneous lightening performance and leaves hair in an improved cosmetically acceptable conditioned status.
    Type: Grant
    Filed: December 23, 2011
    Date of Patent: September 30, 2014
    Assignee: KAO Germany GmbH
    Inventors: Dominic Pratt, Ovidiu Feieriova
  • Patent number: 8840682
    Abstract: Present invention relates to an oxidizing composition for keratin fibers especially for human hair with improved lightening effect and therefore, improved coloring and bleaching effects are easily achieved of the compositions applied after mixing with the said composition. Present inventors have surprisingly found out that a composition comprising at least one oxidizing agent and additionally at least one alkalizing agent, at least one carbonate source and at least one urea derivative delivers an improved and homogeneous lightening performance and leaves hair in an improved cosmetically acceptable conditioned status.
    Type: Grant
    Filed: December 23, 2011
    Date of Patent: September 23, 2014
    Assignee: Kao Germany GmbH
    Inventors: Dominic Pratt, Ovidiu Feieriova
  • Patent number: 8579993
    Abstract: Present invention relates to the use of a cationic anthrachinone dye for coloring keratin fibers, especially human hair, and compositions comprising the said dyestuffs. The object of the present invention is the use of dyestuff according to general structure wherein R1 is a group selected from CH3, CH2OH, C2H2OH, C4H9, C3H6OC2H5, C2H4OCH3 and C3H6OC2H4OCH3 for dyeing keratin fibers especially human hair.
    Type: Grant
    Filed: December 23, 2011
    Date of Patent: November 12, 2013
    Assignee: KAO Germany GmbH
    Inventor: Dominic Pratt
  • Publication number: 20130269121
    Abstract: Present invention relates to the use of a cationic anthrachinone dye for coloring keratin fibers, especially human hair, and compositions comprising the said dyestuffs. The object of the present invention is the use of dyestuff according to general structure wherein R1 is a group selected from CH3, CH2OH, C2H2OH, C4H9, C3H6OC2H5, C2H4OCH3 and C3H6OC2H4OCH3 for dyeing keratin fibers especially human hair.
    Type: Application
    Filed: December 23, 2011
    Publication date: October 17, 2013
    Applicant: KAO GERMANY GMBH
    Inventor: Dominic Pratt