Patents by Inventor Yihao Chai

Yihao Chai 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: 9668949
    Abstract: A changing color composition for caring for and/or making up keratin materials on the form of an O/W emulsion comprising, in a physiologically acceptable medium, at least a) microcapsules containing releasable colorant(s), said microcapsules comprising: —a core comprising one organic material, —at least one layered coating surrounding said core, the layered coating comprising at least one polymer, at least one colorant, and advantageously at least one lipid-based material, b) at least 5% by weight, more preferably at least 8% by weight and advantageously at least 10% by weight relative to the weight of the composition of an aqueous phase comprising water and at least one compound chosen from polyols, glycols C2-C8 monoalcohols and mixtures thereof, c) non entrapped Ti02, and d) an O/W emulsifier.
    Type: Grant
    Filed: January 16, 2013
    Date of Patent: June 6, 2017
    Assignee: L'OREAL
    Inventors: Yihao Chai, XueDong Liu, Weiyi Guan, Qing Yu, Jing Chen
  • Publication number: 20140341987
    Abstract: A changing colour composition for caring for and/or making up keratin materials on the form of an O/W emulsion comprising, in a physiologically acceptable medium, at least a) microcapsules containing releasable colorant(s), said microcapsules comprising: —a core comprising one organic material, —at least one layered coating surrounding said core, the layered coating comprising at least one polymer, at least one colorant, and advantageously at least one lipid-based material, b) at least 5% by weight, more preferably at least 8% by weight and advantageously at least 10% by weight relative to the weight of the composition of an aqueous phase comprising water and at least one compound chosen from polyols, glycols C2-C8 monoalcohols and mixtures thereof, c) non entrapped Ti02, and d) an O/W emulsifier.
    Type: Application
    Filed: January 16, 2013
    Publication date: November 20, 2014
    Applicant: L'OREAL
    Inventors: Yihao Chai, XueDong Liu, Weiyi Guan, Qing Yu, Jing Chen