Patents by Inventor Daiki OZONE

Daiki OZONE 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).

  • METHOD FOR PRODUCING MALEIMIDE POLYETHYLENE GLYCOL DERIVATIVE
    Publication number: 20240043613
    Abstract: A method for producing a maleimide polyethylene glycol derivative, may including a reaction step of heating a maleimide polyethylene glycol derivative having a protective group, in a solvent in the presence of silica gel to cause deprotection. A maleimide polyethylene glycol derivative can be produced at a high maleimidization rate while restraining deterioration of a maleimide group on deprotecting the maleimide polyethylene glycol derivative having a protective group.
    Type: Application
    Filed: December 8, 2021
    Publication date: February 8, 2024
    Applicant: NOF CORPORATION
    Inventors: Daiki OZONE, Shota MORI, Masaki OTA