Patents Assigned to Oystershell NV
  • Patent number: 11628145
    Abstract: The present invention provides a liquid nail lacquer composition comprising a pharmaceutically active compound and an aqueous polymer dispersion, wherein said liquid nail lacquer composition forms a film upon drying under standard ambient temperature and pressure; a method for providing the same; and a container comprising said liquid nail lacquer composition.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: April 18, 2023
    Assignee: OYSTERSHELL NV
    Inventor: Bart Rossel
  • Patent number: 11376056
    Abstract: The present invention relates to a pen for the treatment of dermatological disorders, such as warts and the like, by means of a coolant. The pen includes a distal part having a holder for the storage of a coolant and a proximal part with an applicator for the administration of the coolant to the dermatological surface for treatment. These parts extend axially and are in coolant communication by means of a coolant passage in the proximal part, in which a valve body is provided for closing off and/or opening the passage. The passage is provided with at least one bypass for the coolant. In addition, the invention relates to a method for the administration of the pen.
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: July 5, 2022
    Assignee: OYSTERSHELL NV
    Inventor: Bart Rossel
  • Patent number: 11330816
    Abstract: The present invention relates to a composition for killing arthropods and their eggs, such as lice or ticks and nits. More in particular, the invention provides a composition for killing arthropods, said composition comprising at least 65% by weight of a mixture of saturated linear or branched hydrocarbons, wherein said hydrocarbons comprise a mixture of saturated linear or branched C10-C16 hydrocarbons and saturated linear or branched C17-C25 hydrocarbons, wherein the ratio of saturated linear or branched C10-C16 hydrocarbons to saturated linear or branched C17-C25 hydrocarbons by weight is lower than 15:85. The invention further relates to the use of such composition for killing arthropods and to a method for killing arthropods comprising the application of the present composition.
    Type: Grant
    Filed: December 1, 2020
    Date of Patent: May 17, 2022
    Assignee: Oystershell NV
    Inventor: Bart Rossel
  • Publication number: 20220061903
    Abstract: The current invention concerns a device for the topical cryotherapy of dermatological disorders, the device comprising: a housing for holding a pressurized carbon dioxide cartridge; an applicator nozzle comprising (i) an internal channel for guiding the outflow of carbon dioxide from said pressurized carbon dioxide cartridge, and (ii) an applicator surface onto which carbon dioxide ice may be formed; and an actuator mechanism for controlling an outflow of carbon dioxide from said pressurized carbon dioxide cartridge to said applicator nozzle. The invention further concerns a cryogenic applicator pen comprising an actuator assembly for controlling an outflow of a cryogenic fluid, wherein said actuator assembly comprises at least one spring leaf, wherein said spring leaf on one side bears against a ball of a ball valve and on an opposite side bears against a positioning casing bearing a needle for piercing a cryogenic fluid cartridge.
    Type: Application
    Filed: December 20, 2019
    Publication date: March 3, 2022
    Applicant: Oystershell NV
    Inventor: Bart ROSSEL
  • Patent number: 11147774
    Abstract: The present invention provides a liquid composition comprising a pharmaceutically active compound and an aqueous polymer dispersion, wherein said liquid composition forms a film upon drying under standard ambient temperature and pressure; a method for providing the same; and a container comprising said liquid composition.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: October 19, 2021
    Assignee: OYSTERSHELL NV
    Inventor: Bart Rossel
  • Patent number: 11044913
    Abstract: The present disclosure provides silylated polyalcohols, compositions thereof and their use as medical, insecticidal, prophylactic or therapeutic substances for the treatment or prevention of infection or infestation by arthropods. More specifically, the disclosure relates to the methods of treatment of infections or infestation by lice in a human comprising administration of an effective amount of silylated polyalcohols and compositions thereof.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: June 29, 2021
    Assignee: Oystershell NV
    Inventor: Bart Rossel
  • Patent number: 7691418
    Abstract: Compounds for inhibiting and/or preventing the formation of a biofilm are disclosed. The compounds are an anthraquinone and/or a naphtoquinone, stereoisomeric forms, racemic mixtures, metabolites, esters or salts thereof, or mixtures thereof, and/or at least one plant extract including the compound or active fraction thereof. Compositions containing the compounds such as oral health products and methods of using the products in a method to prevent or inhibit biofilm formation are also disclosed. Preferred compositions include emodin and/or plant extracts from Rheum sp.
    Type: Grant
    Filed: September 16, 2005
    Date of Patent: April 6, 2010
    Assignee: Oystershell NV
    Inventor: Bart Rossel