Patents by Inventor Zhi Pan

Zhi Pan 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: 10456343
    Abstract: The instant disclosure relates to microemulsion compositions comprising polydatin, which are useful as cosmetic and/or pharmaceutical compositions for application to the skin and/or hair. The microemulsion compositions comprise: (a) polydatin; (b) optionally, niacinamide; (c) optionally, baicalin; (d) one or more oils; (e) water; and (f) one or more emulsifiers. Furthermore, the ratio of the total amount of the one or more emulsifiers to the total amount of the one or more oils is typically 1.7 to 2.5.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: October 29, 2019
    Assignee: L'OREAL
    Inventors: Zhi Pan, Yan Yu, Anne-Laure Suzanne Bernard
  • Publication number: 20190298638
    Abstract: Methods for providing broad spectrum photo protection to skin using antioxidants that provide UVA protection to skin are described. The methods include topically applying a cosmetic composition comprising: (a) at least one antioxidant having an Oxygen Radical Absorbance Capacity (ORAC) of at least 10,000 ?mol TE/g and a Hydroxyl Radical Absorbance Capacity (HORAC) of at least 2,600 ?mol GAE/g; (b) at least one organic UV filter; and (c) a cosmetically acceptable carrier; wherein the cosmetic composition provides an increase in UVAPPD PF of at least 30% relative to an otherwise identical cosmetic composition without the antioxidant(s) of (a). The disclosure also relates to the cosmetic compositions useful in the described methods.
    Type: Application
    Filed: March 29, 2018
    Publication date: October 3, 2019
    Inventors: Zhi PAN, Anne -Laure Suzanne BERNARD, Yang DENG
  • Publication number: 20190224100
    Abstract: The present disclosure relates to compositions and methods for providing full spectrum photo protection to skin, which includes protection from infrared (IR) radiation and/or visible light in addition to protection from UV radiation. The compositions typically include: (a) baicalin; (b) one or more antioxidants selected from the group consisting of VENUCEANE (Thermus thermophiles ferment), polydatin, hesperetin, mango leaf extract, vitamin C; (c) optionally, one or more solubilizers; and (d) a cosmetically acceptable carrier. The compositions are unique in that the combination of (a), (b), optional (c), and (d) alone, provide at least full spectrum protection from ultraviolet radiation (UV), visible light, and infrared radiation (IR). The composition can additionally, optionally, include one or more UV filters to further enhance protection from UV radiation.
    Type: Application
    Filed: March 29, 2019
    Publication date: July 25, 2019
    Inventors: Zhi PAN, Maolin Guo, Anne-Laure Suzanne Bernard, Yim Sunghan
  • Publication number: 20190175679
    Abstract: A method for decreasing formation of one or more chemiexcitation-induced dark cyclobutane pyrimidine dimers (dCPDs) in a cell or DNA molecule in a subject, who has been exposed to UV radiation, is provided. The method comprises administering to the subject an effective amount of a dCPD quencher within 8 hours after the exposure. The dCPD quencher is selected from the group consisting of ellagic acid, Porphyra Umbilicalis Extract (including Porphyra Umbilicalis Extract (and) Sodium Lactate (and) Lecithin), mycosporine-like amino acids (MAAs) and synthetic analogues thereof, Scutellaria Baicalensis Root Extract, Chrysanthemum Morifolium Leaf Extract, ferulic acid, fused-ring cyanoacrylates, curcumin, epigallocatechin gallate, Scutellaria Baicalensis Root Extract (and) Acacia Catechu Wood Extract, sorbic acid, Polygonum Cuspidatum Root Extract, Acacia Catechu Extract, dipicolinic acid, squalene, Lonicera Japonica (Honeysuckle) Flower Extract, beta-carotene and combinations thereof.
    Type: Application
    Filed: December 13, 2017
    Publication date: June 13, 2019
    Applicants: Yale University
    Inventors: Kelly Marie GEORGE, Zhi Pan, Laurent Marrot, Miao Wang, Douglas Edgar Brash, Sanjay Premi, Leticia C.P. Goncalves
  • Publication number: 20190159989
    Abstract: A cosmetic composition and a method of preparing a cosmetic composition that includes mangiferin characterized as demonstrating soluble and chemically stable mangiferin, wherein stability includes resistance to crystallization of mangiferin that is independent of temperature and pH.
    Type: Application
    Filed: November 30, 2017
    Publication date: May 30, 2019
    Inventors: Yang DENG, Zhi PAN, Anne-Laure Suzanne BERNARD, Shan WU
  • Publication number: 20190029930
    Abstract: The disclosure relates to compositions, films, and methods for improving the appearance of the skin. Compositions comprise an oil phase comprising at least one thermoplastic elastomer, at least one adhesive polymer, and a surfactant; an aqueous phase comprising water, a solvent, and a salt; and at least one filler, which together form an association in the composition. Methods comprise applying the compositions to the skin to tighten the skin or hide skin imperfections, by forming a film on the skin.
    Type: Application
    Filed: July 27, 2018
    Publication date: January 31, 2019
    Inventors: Yang DENG, Alexandra Jane Elise FARRAN, Anne-Laure Suzanne BERNARD, Hy Si BUI, Zhi PAN
  • Patent number: 10149808
    Abstract: The present disclosure relates to compositions and methods for providing full spectrum photo protection to skin, which includes protection from infrared (IR) radiation and/or visible light in addition to protection from UV radiation. The compositions typically include: (a) silymarin; (b) one or more antioxidants selected from the group consisting of ferulic acid, Vitamin C, polydatin, and hesperetin; (c) optionally, one or more solubilizers; and (d) a cosmetically acceptable carrier. The compositions are unique in that the combination of (a), (b), optional (c), and (d) alone, provide at least full spectrum protection from ultraviolet radiation (UV), visible light, and infrared radiation (IR). The composition can additionally, optionally, include one or more UV filters to further enhance protection from UV radiation.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: December 11, 2018
    Assignee: L'OREAL
    Inventors: Zhi Pan, Maolin Guo, Anne-Laure Suzanne Bernard
  • Patent number: 10137072
    Abstract: The present disclosure relates to methods and compositions for providing at least broad spectrum photo protection to skin, which includes protection from at least infrared (IR) radiation and/or visible light. The methods typically entail applying to skin a cosmetic composition comprising: (a) one or more antioxidants selected from the group consisting of baicalin, Venuceane™, ferulic acid, polydatin, silymarin, punica granatum extract, mango leaf extract, soliprin, catechin, hesperetin, astilbin, and DHC V; (b) optionally, one or more solubilizers; and (c) a cosmetically acceptable carrier; wherein the combination of (a), optional (b), and (c) alone, provide at least broad spectrum protection from both infrared (IR) radiation and visible light. UV filters can also optionally be included to provide additional protection from UV light.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: November 27, 2018
    Assignee: L'OREAL
    Inventors: Zhi Pan, Maolin Guo, Jean-Thierry Simonnet
  • Publication number: 20180280286
    Abstract: The present invention relates to a cosmetic treatment and processes for treating keratinous materials, in particular for altering the color of hair as in hair coloration, hair color lightening or removal, and treatment of artificially colored hair, wherein the composition can include at least one antioxidant, applied separately or combined or combinable with one or more components of a color altering system in amounts sufficient to confer protection when the treatment composition is applied to keratinous material and thereby enhance and protect one or more sensorial features, and preserve the mechanical properties and native amino acid structure of the keratinous material.
    Type: Application
    Filed: March 31, 2017
    Publication date: October 4, 2018
    Inventors: Andrea ELSEN-WAHRER, Jim SINGER, Paul BONVALLET, Zhi PAN
  • Publication number: 20180207077
    Abstract: The instant disclosure relates to microemulsion compositions comprising polydatin, which are useful as cosmetic and/or pharmaceutical compositions for application to the skin and/or hair. The microemulsion compositions comprise: (a) polydatin; (b) optionally, niacinamide; (c) optionally, baicalin; (d) one or more oils; (e) water; and (f) one or more emulsifiers. Furthermore, the ratio of the total amount of the one or more emulsifiers to the total amount of the one or more oils is typically 1.7 to 2.5.
    Type: Application
    Filed: January 26, 2017
    Publication date: July 26, 2018
    Inventors: Zhi PAN, Yan YU, Anne-Laure Suzanne BERNARD
  • Publication number: 20180177706
    Abstract: Compositions comprising a hyaluronic acid adjuvant system comprising hyaluronic acid, purple rice extract and dipotassium glycyrrhizate, present together in amounts sufficient to produce synergistic anti-hyaluronidase activity, and provided for cosmetic and other uses.
    Type: Application
    Filed: December 23, 2016
    Publication date: June 28, 2018
    Inventors: Zhi PAN, Anne-Laure Suzanne BERNARD, Hy Si BUI, Fan HU
  • Publication number: 20180116936
    Abstract: Compositions comprising an isolate or extract comprising mangiferin, one or more of ferulic acid, Vitamin C, and baicalin, present in amounts sufficient to produce synergistic antioxidant activity and provided for cosmetic and other uses.
    Type: Application
    Filed: October 31, 2016
    Publication date: May 3, 2018
    Inventors: Zhi PAN, Ashleigh MURTAUGH, Fan HU, Yan YU
  • Publication number: 20180116950
    Abstract: Compositions comprising at least one polyphenol selected from the group consisting of Silybum Marianum extract, Origanum Vulgare leaf extract, and Coptis Chinensis root extract, and baicalin, and Vitamin E, all present in amounts sufficient to produce synergistic antioxidant activity and provided for cosmetic and other uses.
    Type: Application
    Filed: October 31, 2016
    Publication date: May 3, 2018
    Inventors: Zhi PAN, Ashleigh MURTAUGH, Fan HU
  • Patent number: 9795551
    Abstract: A tetrapeptide having antioxidant activity is provided. The tetrapeptide has a structure comprising, in amino acid sequence from N-terminus to C-terminus: tryptophan-X-tyrosine-X; wherein X is arginine, lysine, histidine or any positively-charged amino acid derivative such as 5-hydroxylysine, ornithine, 2,4-diamino-butyrate and 2,3-diamino-propionate. Each amino acid of the sequence or its Homo-amino acid derivative is independently of the D configuration (D-stereoisomer) or of the L configuration (L-stereoisomer), and the C-terminal comprises one selected from the group consisting of carboxyl (—COOH), and carboxamide (—CONH2). A composition stabilized to oxidation or having antioxidant activity and a method for attenuating effects of free radicals on a keratinous material are also provided.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: October 24, 2017
    Assignee: L'OREAL
    Inventors: Jean-Marc Sabatier, Zhi Pan
  • Publication number: 20170281505
    Abstract: The present disclosure relates to cosmetic compositions and methods of using the cosmetic compositions to benefit the skin. The cosmetic compositions typically include: (a) resveratrol, polydatin, or a mixture thereof; (b) baicalin; (c) optionally, one or more solubilizers; and (d) a cosmetically acceptable carrier. The compositions provide multiple benefits to skin. For example, the compositions are particularly useful for providing anti-aging benefits to skin, for whitening the skin, and for improving skin's appears (e.g., radiance and firmness).
    Type: Application
    Filed: March 31, 2016
    Publication date: October 5, 2017
    Inventors: Zhi Pan, Paul Mortizen, Marie-Lise Chiron, Karine Lucet-Levannier
  • Publication number: 20170281503
    Abstract: The present disclosure relates to methods and compositions for providing at least broad spectrum photo protection to skin, which includes protection from at least infrared (IR) radiation and/or visible light. The methods typically entail applying to skin a cosmetic composition comprising: (a) one or more antioxidants selected from the group consisting of baicalin, Venuceane™, ferulic acid, polydatin, silymarin, punica granatum extract, mango leaf extract, soliprin, catechin, hesperetin, astilbin, and DHC V; (b) optionally, one or more solubilizers; and (c) a cosmetically acceptable carrier; wherein the combination of (a), optional (b), and (c) alone, provide at least broad spectrum protection from both infrared (IR) radiation and visible light. UV filters can also optionally be included to provide additional protection from UV light.
    Type: Application
    Filed: March 31, 2016
    Publication date: October 5, 2017
    Inventors: Zhi Pan, Maolin Guo, Jean-Thierry Simonnet
  • Publication number: 20170281499
    Abstract: The present disclosure relates to compositions and methods for providing full spectrum photo protection to skin, which includes protection from infrared (IR) radiation and/or visible light in addition to protection from UV radiation. The compositions typically include: (a) silymarin; (b) one or more antioxidants selected from the group consisting of ferulic acid, Vitamin C, polydatin, and hespertin; (c) optionally, one or more solubilizers; and (d) a cosmetically acceptable carrier. The compositions are unique in that the combination of (a), (b), optional (c), and (d) alone, provide at least full spectrum protection from ultraviolet radiation (UV), visible light, and infrared radiation (IR). The composition can additionally, optionally, include one or more UV filters to further enhance protection from UV radiation.
    Type: Application
    Filed: March 31, 2016
    Publication date: October 5, 2017
    Inventors: Zhi Pan, Maolin Guo, Anne-Laure Suzanne Bernard
  • Publication number: 20170281504
    Abstract: The present disclosure relates to compositions and methods for providing full spectrum photo protection to skin, which includes protection from infrared (IR) radiation and/or visible light in addition to protection from UV radiation. The compositions typically include: (a) baicalin; (b) one or more antioxidants selected from the group consisting of venuceane, polydatin, hesperetin, mango leaf extract, vitamin C; (c) optionally, one or more solubilizers; and (d) a cosmetically acceptable carrier. The compositions are unique in that the combination of (a), (b), optional (c), and (d) alone, provide at least full spectrum protection from ultraviolet radiation (UV), visible light, and infrared radiation (IR). The composition can additionally, optionally, include one or more UV filters to further enhance protection from UV radiation.
    Type: Application
    Filed: March 31, 2016
    Publication date: October 5, 2017
    Inventors: Zhi Pan, Maolin Guo, Anne-Laure Suzanne Bernard, Yim Sunghan
  • Patent number: 9237998
    Abstract: A water releasing composition in the form of an emulsion and process for using the composition are provided. The composition includes an aqueous phase and an oil phase. The aqueous phase includes at least one water-soluble active ingredient at a concentration by weight of from about 0.1% to about 20%, based upon weight of the composition. The oil phase includes dimethicone at a concentration by weight of about 1% to about 25%, and an emulsifying crosslinked siloxane elastomer at a concentration by weight of about 0.1% to about 20%, both based upon weight of the composition. The composition has a phase ratio of the aqueous phase to the oil phase of about 3.0 to about 12.0. The composition converts from an emulsion to a plurality of droplets upon application of shear.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: January 19, 2016
    Assignee: L'OREAL
    Inventors: Catherine Chiou, Zhi Pan, Angelike Galdi, Lauren E. Manning, Andrew Goldberg
  • Publication number: 20150374606
    Abstract: A tetrapeptide having antioxidant activity is provided. The tetrapeptide has a structure comprising, in amino acid sequence from N-terminus to C-terminus: tryptophan-X-tyrosine-X; wherein X is arginine, lysine, histidine or any positively-charged amino acid derivative such as 5-hydroxylysine, ornithine, 2,4-diamino-butyrate and 2,3-diamino-propionate. Each amino acid of the sequence or its Homo-amino acid derivative is independently of the D configuration (D-stereoisomer) or of the L configuration (L-stereoisomer), and the C-terminal comprises one selected from the group consisting of carboxyl (—COOH), and carboxamide (—CONH2). A composition stabilized to oxidation or having antioxidant activity and a method for attenuating effects of free radicals on a keratinous material are also provided.
    Type: Application
    Filed: June 26, 2014
    Publication date: December 31, 2015
    Applicant: L'OREAL
    Inventors: Jean-Marc SABATIER, Zhi Pan