Patents by Inventor Julien GOUEREC

Julien GOUEREC 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: 20210095116
    Abstract: The present disclosure provides a handle for razor made of polylactic acid (PLA) with another bioplastic polymer such as polybutylene adipate terephtalate (PBAT), bio-polyethylene (bio-PE), and polybutylene succinate (PBS), combined with vegetable fillers chosen in the group consisting of wood, wheat, flax, and seagrass. The present disclosure also provides a method for manufacturing such handle, a razor including such handle, and a skincare kit including such handle.
    Type: Application
    Filed: September 28, 2020
    Publication date: April 1, 2021
    Inventors: Nikolaos CHATZIGRIGORIOU, Julien GOUEREC
  • Patent number: 10814665
    Abstract: A writing or coloring pencil has three layers obtained by co-extrusion, including an unexpanded polymer-based lead, an unexpanded intermediate protective layer surrounding the lead and comprising an ethylene (C1-C4 alkyl) acrylate copolymer, alone or as a blend with a styrene polymer, and an expanded styrene polymer-based synthetic wood material surrounding the intermediate protective layer.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: October 27, 2020
    Assignee: CONTE
    Inventors: Julien Gouerec, Philippe Lefebvre
  • Patent number: 10774232
    Abstract: A wax-based coloring crayon for a porous surface and for a non-porous surface includes at least one wax, an ethoxylated fatty alcohol, stearin, a filler, at least one pigment, and optionally an additive.
    Type: Grant
    Filed: February 2, 2017
    Date of Patent: September 15, 2020
    Assignee: SOCIETE BIC
    Inventors: Julien Gouerec, Alice Danel, Philippe Lefebvre
  • Publication number: 20200115581
    Abstract: A pencil lead and a pencil containing the pencil lead wherein the pencil lead is polymer-based, extrudable, non-expanded, non-calcined and comprises graphite, of which 25% to 100% by weight or 50% to 100% by weight of the graphite, in relation to the total weight of the graphite, is expanded graphite.
    Type: Application
    Filed: April 9, 2018
    Publication date: April 16, 2020
    Inventors: Julien GOUEREC, Frédéric CLAPTIEN, Philippe LEFEBVRE, Christelle DEBRAUWER
  • Publication number: 20190322120
    Abstract: The present invention provides a writing or coloring pencil comprising the following three layers obtained by co-extrusion: an unexpanded polymer-based lead; an unexpanded intermediate protective layer surrounding the lead and comprising an ethylene (C1-C4 alkyl) acrylate copolymer, alone or as a blend with a styrene polymer; and an expanded styrene polymer-based synthetic wood material surrounding the intermediate protective layer.
    Type: Application
    Filed: June 20, 2017
    Publication date: October 24, 2019
    Inventor: Julien GOUEREC
  • Patent number: 10316208
    Abstract: The present invention thus relates to a writing or color pencil comprising the following 3 layers obtained by coextrusion a polyolefin-based non-expanded lead, a non-expanded protective intermediate layer surrounding the lead and comprising a mixture of polystyrene and EVA, and an expanded synthetic wood material based on a styrene polymer surrounding the protective intermediate layer, the protective intermediate layer thickness/lead radius ratio being between 0.05 and 0.17, advantageously between 0.07 and 0.15.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: June 11, 2019
    Assignee: CONTE
    Inventors: Julien Gouerec, Philippe Lefebvre
  • Patent number: 10308063
    Abstract: The present invention concerns an extrudable, unexpanded paper pencil lead, comprising, by weight relative to the total weight of the lead, between 40 and 60%, and advantageously between 44 and 50%, of graphite; between 15 and 40%, and advantageously between 20 and 35%, of a polyolefin; between 5 and 15%, and advantageously between 6 and 10%, of a colorless mineral filler; between 5 and 20%, and advantageously between 5 and 15%, of carbon black coated with or mixed with a polyolefin wax or a polyolefin; between 0 and 16%, and advantageously between 5 and 15%, of an additive. It further concerns the paper pencil comprising a lead according to the invention.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: June 4, 2019
    Assignee: Conte
    Inventors: Frédéric Claptien, Julien Gouerec, Philippe Lefebvre
  • Publication number: 20190048220
    Abstract: A wax-based coloring crayon for a porous surface and for a non-porous surface includes at least one wax; an ethoxylated fatty alcohol, stearin, a filler, at least one pigment, and optionally an additive.
    Type: Application
    Filed: February 2, 2017
    Publication date: February 14, 2019
    Applicant: Societe Bic
    Inventors: Julien GOUEREC, Alice DANEL, Philippe LEFEBVRE
  • Patent number: 9988546
    Abstract: The present invention concerns an extrudable, unexpanded color pencil lead, comprising, by weight relative to the total weight of the lead: between 25 and 45%, and advantageously between 30 and 40%, of a polyolefin; between 25 and 50%, and advantageously between 30 and 40%, of a colorless mineral filler; between 4 and 20%, and advantageously between 5 and 15%, of a pigment coated with or mixed with a polyolefin wax; between 0 and 10%, and advantageously between 2 and 10%, of an additive, and between 10 and 30%, and advantageously between 15 and 25%, of stearate chosen from magnesium stearate, calcium stearate and the mixture of same. It further concerns the color pencil comprising a lead according to the invention.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: June 5, 2018
    Assignee: CONTE
    Inventors: Frédéric D. Claptien, Julien Gouerec, Philippe Lefebvre
  • Publication number: 20180001694
    Abstract: The present invention concerns an extrudable, unexpanded paper pencil lead, comprising, by weight relative to the total weight of the lead, between 40 and 60%, and advantageously between 44 and 50%, of graphite; between 15 and 40%, and advantageously between 20 and 35%, of a polyolefin; between 5 and 15%, and advantageously between 6 and 10%, of a colourless mineral filler; between 5 and 20%, and advantageously between 5 and 15%, of carbon black coated with or mixed with a polyolefin wax or a polyolefin; between 0 and 16%, and advantageously between 5 and 15%, of an additive. It further concerns the paper pencil comprising a lead according to the invention.
    Type: Application
    Filed: December 14, 2015
    Publication date: January 4, 2018
    Inventors: Frédéric CLAPTIEN, Julien GOUEREC, Philippe LEFEBVRE
  • Publication number: 20170349775
    Abstract: The present invention concerns an extrudable, unexpanded colour pencil lead, comprising, by weight relative to the total weight of the lead: between 25 and 45%, and advantageously between 30 and 40%, of a polyolefin; between 25 and 50%, and advantageously between 30 and 40%, of a colourless mineral filler; between 4 and 20%, and advantageously between 5 and 15%, of a pigment coated with or mixed with a polyolefin wax; between 0 and 10%, and advantageously between 2 and 10%, of an additive, and between 10 and 30%, and advantageously between 15 and 25%, of stearate chosen from magnesium stearate, calcium stearate and the mixture of same. It further concerns the colour pencil comprising a lead according to the invention.
    Type: Application
    Filed: December 14, 2015
    Publication date: December 7, 2017
    Inventors: Frédéric D. CLAPTIEN, Julien GOUEREC, Philippe LEFEBVRE
  • Publication number: 20170348997
    Abstract: The present invention thus relates to a writing or color pencil comprising the following 3 layers obtained by coextrusion a polyolefin-based non-expanded lead, a non-expanded protective intermediate layer surrounding the lead and comprising a mixture of polystyrene and EVA, and an expanded synthetic wood material based on a styrene polymer surrounding the protective intermediate layer, the protective intermediate layer thickness/lead radius ratio being between 0.05 and 0.17, advantageously between 0.07 and 0.15.
    Type: Application
    Filed: December 14, 2015
    Publication date: December 7, 2017
    Inventors: Julien GOUEREC, Philippe LEFEBVRE