Patents by Inventor Christophe Henzirohs

Christophe Henzirohs 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).

  • Method of obtaining a 18 carats 3N gold alloy
    Patent number: 10793961
    Abstract: A method for the galvanoplastic deposition of a gold alloy on an electrode dipped into a bath including gold metal, organometallic compounds, a wetting agent, a sequestering agent and free cyanide, the alloy metals being copper metal and silver metal allowing a mirror-bright yellow gold alloy to be deposited on the electrode characterized in that the bath respects a proportion of 21.53% gold, 78.31% copper and 0.16% silver.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: October 6, 2020
    Assignee: The Swatch Group Research and Development Ltd
    Inventors: Thomas Froelicher, Christophe Henzirohs, Guido Plankert
  • METHOD OF OBTAINING A YELLOW GOLD ALLOY DEPOSITION BY GALVANOPLASTY WITHOUT USING TOXIC MATERIALS
    Publication number: 20200240030
    Abstract: A method of galvanoplastic deposition of a gold alloy on an electrode dipped into a bath including metal gold in alkaline aurocyanide form, organometallic compounds, a wetting agent, a sequestering agent and free cyanide, where the alloy metals are copper, in double copper and potassium cyanide form, and silver in cyanide form, allowing a mirror bright yellow gold alloy to be deposited on the electrode.
    Type: Application
    Filed: April 14, 2020
    Publication date: July 30, 2020
    Applicant: The Swatch Group Research and Development Ltd
    Inventors: Christophe HENZIROHS, Guido PLANKERT
  • METHOD OF OBTAINING A 18 CARATS 3N GOLD ALLOY
    Publication number: 20180320283
    Abstract: A method for the galvanoplastic deposition of a gold alloy on an electrode dipped into a bath including gold metal, organometallic compounds, a wetting agent, a sequestering agent and free cyanide, the alloy metals being copper metal and silver metal allowing a mirror-bright yellow gold alloy to be deposited on the electrode characterized in that the bath respects a proportion of 21.53% gold, 78.31% copper and 0.16% silver.
    Type: Application
    Filed: July 18, 2018
    Publication date: November 8, 2018
    Applicant: The Swatch Group Research and Development Ltd
    Inventors: Thomas FROELICHER, Christophe HENZIROHS, Guido PLANKERT
  • Method of obtaining a 18 caracts 3N gold alloy
    Patent number: 10053789
    Abstract: A method for the galvanoplastic deposition of a gold alloy on an electrode dipped into a bath including gold metal, organometallic compounds, a wetting agent, a sequestering agent and free cyanide, the alloy metals being copper metal and silver metal allowing a mirror-bright yellow gold alloy to be deposited on the electrode characterized in that the bath respects a proportion of 21.53% gold, 78.31% copper and 0.16% silver.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: August 21, 2018
    Assignee: The Swatch Group Research and Development Ltd
    Inventors: Thomas Foelicher, Christophe Henzirohs, Guido Plankert
  • METHOD OF OBTAINING A YELLOW GOLD ALLOY DEPOSITION BY GALVANOPLASTY WITHOUT USING TOXIC MATERIALS
    Publication number: 20180171499
    Abstract: A method of galvanoplastic deposition of a gold alloy on an electrode dipped into a bath including metal gold in alkaline aurocyanide form, organometallic compounds, a wetting agent, a sequestering agent and free cyanide, where the alloy metals are copper, in double copper and potassium cyanide form, and silver in cyanide form, allowing a mirror bright yellow gold alloy to be deposited on the electrode.
    Type: Application
    Filed: February 16, 2018
    Publication date: June 21, 2018
    Applicant: The Swatch Group Research and Development Ltd.
    Inventors: Christophe HENZIROHS, Guido Plankert
  • Method of obtaining a yellow gold alloy deposition by galvanoplasty without using toxic materials
    Patent number: 9567684
    Abstract: The invention concerns the field of galvanic depositions and relates to a method of galvanoplastic deposition of a gold alloy on an electrode dipped into a bath including metal gold in alkaline aurocyanide form, organometallic compounds, a wetting agent, a sequestering agent and free cyanide. According to the invention, the alloy metals are copper, in double copper and potassium cyanide form, and silver in cyanide form, allowing a mirror bright yellow gold alloy to be deposited on the electrode.
    Type: Grant
    Filed: August 5, 2014
    Date of Patent: February 14, 2017
    Assignee: The Swatch Group Research and Development Ltd
    Inventors: Christophe Henzirohs, Guido Plankert
  • METHOD OF OBTAINING A YELLOW GOLD ALLOY DEPOSITION BY GALVANOPLASTY WITHOUT USING TOXIC MATERIALS
    Publication number: 20150027898
    Abstract: The invention concerns the field of galvanic depositions and relates to a method of galvanoplastic deposition of a gold alloy on an electrode dipped into a bath including metal gold in alkaline aurocyanide form, organometallic compounds, a wetting agent, a sequestering agent and free cyanide. According to the invention, the alloy metals are copper, in double copper and potassium cyanide form, and silver in cyanide form, allowing a mirror bright yellow gold alloy to be deposited on the electrode.
    Type: Application
    Filed: August 5, 2014
    Publication date: January 29, 2015
    Inventors: Christophe Henzirohs, Guido Plankert
  • METHOD OF OBTAINING A 18 CARACTS 3N GOLD ALLOY
    Publication number: 20120247968
    Abstract: The invention relates to a method for the galvanoplastic deposition of a gold alloy on an electrode dipped into a bath including gold metal, organometallic compounds, a wetting agent, a sequestering agent and free cyanide, the alloy metals being copper metal and silver metal allowing a mirror-bright yellow gold alloy to be deposited on the electrode characterized in that the bath respects a proportion of 21.53% gold, 78.31% copper and 0.16% silver. The invention concerns the field of galvanic depositions.
    Type: Application
    Filed: March 22, 2012
    Publication date: October 4, 2012
    Applicant: The Swatch Group Research and Development Ltd
    Inventors: Thomas FOELICHER, Christophe HENZIROHS, Guido PLANKERT
  • Galvanic deposition method for an anthracite coloured coating and metallic parts provided with the coating
    Patent number: 8226810
    Abstract: The invention concerns a galvanic deposition method for an anthracite colored coating for metallic parts, including a first step of depositing a gold-nickel alloy by means of an electrolytic bath, characterized in that it includes a second step of treating said gold-nickel alloy by means of a diluted acid bath, containing an acid selected from among hydrochloric, hydrofluoric, phosphoric, nitric and sulphuric acid.
    Type: Grant
    Filed: March 18, 2010
    Date of Patent: July 24, 2012
    Assignee: Universo S.A.
    Inventor: Christophe Henzirohs
  • METHOD OF OBTAINING A YELLOW GOLD ALLOY DEPOSITION BY GALVANOPLASTY WITHOUT USING TOXIC MATERIALS
    Publication number: 20110089040
    Abstract: The invention relates to a method of galvanoplastic deposition of a gold alloy on an electrode dipped into a bath including metal gold in alkaline aurocyanide form, organometallic compounds, a wetting agent, a sequestering agent and free cyanide. According to the invention, the alloy metals are copper, in double copper and potassium cyanide form, and silver in cyanide form, allowing a mirror bright yellow gold alloy to be deposited on the electrode. The invention concerns the field of galvanic depositions.
    Type: Application
    Filed: October 15, 2010
    Publication date: April 21, 2011
    Applicant: THE SWATCH GROUP RESEARCH AND DEVELOPMENT LTD
    Inventors: Christophe Henzirohs, Guido Plankert
  • GALVANIC DEPOSITION METHOD FOR AN ANTHRACITE COLOURED COATING AND METALLIC PARTS PROVIDED WITH THE COATING
    Publication number: 20100239881
    Abstract: The invention concerns a galvanic deposition method for an anthracite coloured coating for metallic parts, including a first step of depositing a gold-nickel alloy by means of an electrolytic bath, characterized in that it includes a second step of treating said gold-nickel alloy by means of a diluted acid bath, containing an acid selected from among hydrochloric, hydrofluoric, phosphoric, nitric and sulphuric acid.
    Type: Application
    Filed: March 18, 2010
    Publication date: September 23, 2010
    Applicant: Universo S.A.
    Inventor: Christophe HENZIROHS