Patents by Inventor David Gan

David Gan 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: 12350491
    Abstract: A method for quantitatively assessing muscle contraction of a facial muscle in a person and determining the ability of a treatment material to reduce contraction of the facial muscle is disclosed. The method can include applying an external electrical stimulus to facial skin sufficient to contract a facial muscle, measuring the contractile activity of the contracted facial muscle by measuring the compound motor action potential (CMAP) of the contracted facial muscle to obtain a first average measurement of contractile activity of the contracted facial muscle, administering the treatment material by topically applying the treatment material to the facial skin, and repeating steps (a) and (b) to obtain a second average measurement of contractile activity of the contracted facial muscle.
    Type: Grant
    Filed: July 13, 2023
    Date of Patent: July 8, 2025
    Assignee: MARY KAY INC.
    Inventors: Shona Burkes-Henderson, Geetha Kalahasti, David Gan
  • Publication number: 20250177286
    Abstract: Disclosed is a topical skin care composition capable of treating oxidatively damaged skin or enhancing skin tone of a human. The composition can include escin, Aesculus hippocastanum (horse chestnut) extract, fructose, butylene glycol, Butyrospermum parkii (shea) butter, glycerin, caprylic/capric triglyceride, dimethicone, and tocopherol or tocopheryl acetate.
    Type: Application
    Filed: January 21, 2025
    Publication date: June 5, 2025
    Inventors: David GAN, Tiffany CARLE, Michelle HINES, Milagros SANCHEZ, Patricia JACOBY, Linda HART
  • Publication number: 20250134798
    Abstract: A method of treatin skin is disclosed. The method includes topically applying to skin a composition that can include Hippophae rhamnoides extract, Persea gratissima oil, soybean oil, squalane, glycerin, pentylene glycol, butylene glycol, fructose, tocopheryl acetate, ethylhexylglycerin, caprylic/capric triglyceride, disodium EDTA, maltodextrin, and xanthan gum.
    Type: Application
    Filed: December 31, 2024
    Publication date: May 1, 2025
    Applicant: MARY KAY INC.
    Inventors: Tiffany FLORENCE, David GAN, Michelle HINES
  • Patent number: 12285457
    Abstract: A method of topically applying to skin a composition comprising a water soluble Phoenix dactylifera seed extract, an essential oil from the leaves of tea tree, an aqueous Myrothamnus flabellifolia leaf and stem extract, and a saccharide isomerate comprising an exopolysaccharide of Vibrio alginolyticus is disclosed.
    Type: Grant
    Filed: February 8, 2024
    Date of Patent: April 29, 2025
    Assignee: MARY KAY INC.
    Inventors: Tiffany Carle, David Gan, Geetha Kalahasti
  • Publication number: 20250127708
    Abstract: Methods of use and compositions useful for moisturizing skin, conditioning skin, reducing lines and wrinkles, evening skin tone, lightening skin tone, increasing skin radiance, elasticity, skin barrier function, and/or skin firmness, reducing photodamage, reducing sagging skin, increasing anti-oxidant capacity in skin, MMP-1, MMP-3, MMP-9, pro-inflammatory cytokines (e.g., lipoxygenase, IL-6, Il-8, TNF-?, or VEGF), and/or elastase expression in skin, and/or increasing collagen expression in skin, elastin expression in skin, laminin expression in skin, and/or fibronectin expression in skin are disclosed herein. The composition includes a combination of one or more of Rosmarinus officianalis leaf extract, Caulerpa lentillifera extract, Morus alba fruit extract, and Porphyridium cruentum extract.
    Type: Application
    Filed: September 9, 2024
    Publication date: April 24, 2025
    Inventors: Michael FRUSHOUR, Geetha KALAHASTI, David GAN
  • Patent number: 12274776
    Abstract: Disclosed is a method of treating skin. The method can include applying to skin a composition including cholesterol, ceramide II, and shea butter, wherein the composition comprises a wt. % ratio of cholesterol:ceramide II:shea butter of 3:1:1.
    Type: Grant
    Filed: May 3, 2024
    Date of Patent: April 15, 2025
    Assignee: MARY KAY INC.
    Inventors: Geetha Kalahasti, David Gan
  • Patent number: 12274777
    Abstract: Compositions for topical administration to a user's skin that provide a number of dermatological benefits are described. The compositions include a unique combination of vitamins and additional ingredients that work together to increase skin firmness and decrease wrinkles.
    Type: Grant
    Filed: April 22, 2021
    Date of Patent: April 15, 2025
    Assignee: MARY KAY INC.
    Inventors: Tiffany Carle, David Gan, Wanli Zhao
  • Publication number: 20250099364
    Abstract: The present invention relates to methods and compositions useful for increasing oxytocin levels in skin. In some embodiments, methods and/or compositions disclosed herein comprise topical application of cosmetic composition capable of increasing oxytocin levels in skin, wherein the composition may comprise Spiraea ulmaria extract, Laminaria japonica extract, Andrographis paniculata leaf extract, Aphanothece sacrum polysaccharides and/or Sodium ascorbyl phosphate.
    Type: Application
    Filed: September 20, 2024
    Publication date: March 27, 2025
    Applicant: MARY KAY INC.
    Inventors: David Gan, Erica Hendricks, Sadiatu Musah
  • Publication number: 20250099366
    Abstract: A method of treating skin is disclosed. The method can include topically applying to the skin a composition comprising Tamarindus indica extract, Cocus nucifera extract, Prunus armeniaca kernel oil, butylene glycol, propylene glycol, ethylhexylglycerin, xylitol, sodium hydroxide, disodium EDTA, citric acid, potassium sorbate, and sorbic acid.
    Type: Application
    Filed: December 6, 2024
    Publication date: March 27, 2025
    Inventors: Tiffany CARLE, David GAN, Michelle HINES
  • Publication number: 20250082566
    Abstract: A method for topically applying a composition to skin is disclosed. The method can include topically applying to skin a composition comprising an aqueous, alcoholic, aqueous-alcoholic, or oil-soluble plant extract.
    Type: Application
    Filed: November 21, 2024
    Publication date: March 13, 2025
    Applicant: MARY KAY INC.
    Inventors: Tiffany FLORENCE, David GAN, Michelle HINES
  • Publication number: 20250064885
    Abstract: A method of treating skin is disclosed. The method includes topically applying to the skin a composition comprising 0.0001 wt. % to 5 wt. % of a kakadu plum fruit extract, and 0.0001 wt. % to 5 wt. % of an acai berry fruit extract.
    Type: Application
    Filed: November 8, 2024
    Publication date: February 27, 2025
    Inventors: David GAN, Michelle HINES, Javier ARAVENA, Brian JONES
  • Patent number: 12233154
    Abstract: Disclosed are compositions and methods for their use that include a combination of escin, Ruscus aculeatus root extract, ammonium glycyrrhizate. Centella asiatica extract, hydrolyzed yeast protein, and Calendula officinalis flower extract.
    Type: Grant
    Filed: November 28, 2023
    Date of Patent: February 25, 2025
    Assignee: MARY KAY INC
    Inventors: David Gan, Tiffany Carle, Michelle Hines, Milagros Sanchez, Patricia Jacoby, Linda Hart
  • Patent number: 12233153
    Abstract: Disclosed is a method of applying a topical skin composition to skin. The composition can include hydrolyzed algin, and Linum usitatissiumum seed extract.
    Type: Grant
    Filed: May 27, 2022
    Date of Patent: February 25, 2025
    Assignee: MARY KAY INC.
    Inventors: Tiffany Florence, Michelle Hines, David Gan, Barbara Durkee
  • Patent number: 12220480
    Abstract: A method comprising topically applying to skin a composition comprising an aqueous, alcoholic, or aqueous-alcoholic extract from Ipomoea batatas.
    Type: Grant
    Filed: June 9, 2022
    Date of Patent: February 11, 2025
    Assignee: MARY KAY INC.
    Inventors: Tiffany Florence, David Gan, Michelle Hines
  • Publication number: 20250032404
    Abstract: A method of treating a person's skin is disclosed. The method includes topically applying to the skin a composition that includes Opuntia tuna extract, cucumber extract, water, butylene glycol, glycerin, sodium hyaluronate, tocopheryl acetate, dimethicone, caprylyl glycol, sodium lactate, sorbitol, sodium PCA, citric acid, disodium EDTA, phenoxyethanol, and potassium sorbate.
    Type: Application
    Filed: October 15, 2024
    Publication date: January 30, 2025
    Inventors: Michelle HINES, Geetha KALAHASTI, Tiffany FLORENCE, David GAN
  • Publication number: 20250017831
    Abstract: Disclosed are compositions and methods for their use that include a combination of Leontopodium alpinum extract, Halidrys siliquosa extract, vegetable amino acids, niacinamide, hexylresorcinol, Pinus pinaster extract, Betula alba extract, Albizia julibrissin bark extract, hydrolyzed Candida saitoana extract, Lentinus edodes mycelium extract, and/or Opuntia tuna fruit extract.
    Type: Application
    Filed: September 27, 2024
    Publication date: January 16, 2025
    Inventors: David GAN, Tiffany CARLE, Michelle HINES, Patricia JACOBY, Wanli ZHAO, Julia COLLIER, Edward CHADWICK, Mauricio CASTRO, Barbara DURKEE, Daniel RAMIREZ
  • Patent number: 12194135
    Abstract: A method of administering a composition that includes an extract of Brachychiton acerifolius to a person's skin is disclosed. The method can include topically applying the composition to the person's skin.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: January 14, 2025
    Assignee: MARY KAY INC.
    Inventors: Tiffany Carle, David Gan, Michelle Hines
  • Patent number: 12186423
    Abstract: The present invention relates generally to methods of use and compositions useful to reduce the appearance of uneven skin tone, reduce the appearance of skin discoloration, reduce visible skin discoloration, improve the appearance of uneven skin tone, improve the brightness of skin, prevent the production of discoloration, limit uneven skin tone from appearing on skin, increase moisture levels, attract water, brighten, renew the skin, increase skin radiance, soothe the skin, increase skin smoothness, hydrate skin, smooth skin, brighten skin, reduce signs of aging in skin, and/or increase the efficacy of cosmetic products to brighten, renew the skin, increase skin radiance, sooth the skin, increase skin smoothness, hydrate skin, smooth skin, brighten skin, and/or reduce signs of aging in skin. The composition includes a combination of niacinamide, vegetable amino acids, and ferulic acid.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: January 7, 2025
    Assignee: MARY KAY INC.
    Inventors: Tiffany Carle, Geetha Kalahasti, David Gan, Wanli Zhao
  • Patent number: 12186357
    Abstract: A method of treating skin is disclosed. The method includes topically applying to the skin a composition comprising 0.0001 wt. % to 5 wt. % of a kakadu plum fruit extract, and 0.0001 wt. % to 5 wt. % of an acai berry fruit extract.
    Type: Grant
    Filed: September 2, 2022
    Date of Patent: January 7, 2025
    Assignee: MARY KAY INC.
    Inventors: David Gan, Michelle Hines, Javier Aravena, Brian Jones
  • Publication number: 20240408418
    Abstract: A method of treating skin is disclosed. The method includes topically applying to the skin a composition that includes Castanea sativa seed extract. Lactobacillus ferment. Punica granatum extract, Camellia sinensis leaf extract, niacinamide, sodium hyaluronate, glycerin, and butylene glycol.
    Type: Application
    Filed: August 15, 2024
    Publication date: December 12, 2024
    Inventors: Dawn BURKE-COLVIN, Michelle HINES, David GAN