Patents by Inventor Gwenael Delamarche

Gwenael Delamarche 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).

  • Water-soluble pouches
    Patent number: 7329441
    Abstract: A water-soluble pouch, a process for producing a water-soluble pouch and the use of an electrostatically charged powder for coating film material are provided.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: February 12, 2008
    Assignee: Procter & Gamble
    Inventors: Tanguy Catlin, Gwenael Delamarche, David Ingram, Gisbert Spieles
  • Water-soluble pouches
    Publication number: 20060083876
    Abstract: The present invention relates to water-soluble pouches comprising film material that is at least partially coated with an electrostatically charged powder. The present invention further relates to a process for producing water-soluble pouches, comprising water-soluble film material, wherein said film is at least partially coated with an electrostatically charged powder. The present invention also relates to the use of an electrostatically charged powder for coating film material.
    Type: Application
    Filed: November 30, 2005
    Publication date: April 20, 2006
    Inventors: Tanguy Catlin, Gwenael Delamarche, David Ingram, Gisbert Spieles
  • Solvent welding process
    Patent number: 6989072
    Abstract: The present invention relates to a solvent-welding process for water-soluble films, characterised in that the solvent has a viscosity of from 1.5 to 15,000 mPa.s.
    Type: Grant
    Filed: July 19, 2002
    Date of Patent: January 24, 2006
    Assignee: The Procter & Gamble Company
    Inventors: Tanguy Marie Louis Alexandre Catlin, Gwenael Delamarche, Atef Mohammed Bahay Eldin Haikal, Nigel Patrick Sommerville Roberts
  • Water-soluble pouches
    Patent number: 6924258
    Abstract: Water-soluble pouches comprise water-soluble films coated by a zeolite powder having a specific oil absorption of 0.4 ml/m2 or more. Processes for producing such pouches use a zeolite powder having a specific oil absorption of 0.4 ml/m2 or more for coating the water-soluble pouch.
    Type: Grant
    Filed: November 22, 2002
    Date of Patent: August 2, 2005
    Assignee: The Procter & Gamble Company
    Inventors: Gwenael Delamarche, David Ingram, Gisbert Spieles
  • Water-soluble pouches
    Publication number: 20030100463
    Abstract: The present invention relates to water-soluble pouches and, in particular, to water-soluble pouches comprising water-soluble films coated by a powder having a specific oil absorption of 0.4 ml/m2 or more. In addition, the present invention relates to processes for producing such pouches and to the use of a powder having a specific oil absorption of 0.4 ml/m2 or more for coating water-soluble pouch material.
    Type: Application
    Filed: November 22, 2002
    Publication date: May 29, 2003
    Inventors: Gwenael Delamarche, David Ingram, Gisbert Spieles
  • Water-soluble pouches
    Publication number: 20030100461
    Abstract: The present invention relates to water-soluble pouches comprising film material that is at least partially coated with an electrostatically charged powder. The present invention further relates to a process for producing water-soluble pouches, comprising water-soluble film material, wherein said film is at least partially coated with an electrostatically charged powder. The present invention also relates to the use of an electrostatically charged powder for coating film material.
    Type: Application
    Filed: November 22, 2002
    Publication date: May 29, 2003
    Applicant: The Procter & Gamble Company
    Inventors: Tanguy Catlin, Gwenael Delamarche, David Ingram, Gisbert Spieles
  • Solvent welding process
    Publication number: 20030036494
    Abstract: The present invention relates to a solvent-welding process for water-soluble films, characterized in that the solvent used comprises a plasticizer.
    Type: Application
    Filed: July 19, 2002
    Publication date: February 20, 2003
    Inventors: Tanguy Marie Louis Alexandre Catlin, Gwenael Delamarche, Atef Mohammed Bahay Eldin Haikal, Nigel Patrick Sommerville Roberts
  • Solvent welding process
    Publication number: 20030034126
    Abstract: The present invention relates to a solvent-welding process for water-soluble films, characterised in that the solvent has a viscosity of from 1.5 to 15,000 mPa.s.
    Type: Application
    Filed: July 19, 2002
    Publication date: February 20, 2003
    Applicant: The Procter & Gamble Company
    Inventors: Tanguy Marie Louis Alexandre Catlin, Gwenael Delamarche, Atef Mohammed Bahay Eldin Haikal, Nigel Patrick Sommerville Roberts