Patents by Inventor Seung Yun BACK

Seung Yun BACK 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).

  • Publication number: 20230158004
    Abstract: The present invention relates to a pirfenidone formulation having improved safety and a method for producing same, wherein the pirfenidone formulation comprises pirfenidone as an active component, has two or more mutually different coatings selected from the group consisting of a coating containing a water-soluble polymer and a coating containing an enteric polymer, thereby specifically releasing pirfenidone in the small intestine, and has unique pharmacokinetic properties to reduce variability when pirfenidone is absorbed through the gastrointestinal tract, and reduce gastrointestinal side effects without affecting bioavailability of the active component, and therefore can remarkably improve low medication compliance.
    Type: Application
    Filed: April 22, 2021
    Publication date: May 25, 2023
    Inventors: Yangno YOON, Byoung Ki KIM, Seung Yun BACK, Young Hun KIM