Patents by Inventor So-Yeon NAM

So-Yeon NAM 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: 11407761
    Abstract: Provided are a novel derivative of ?-apopicropodophyllin and a method of preparing the same, and more particularly, a compound represented by Formula 1 below, which is a novel derivative of ?-apopicropodophyllin derived from podophyllotoxin, which is an anticancer agent, a method of preparing the same, and a composition for treating cancer, which includes the compound. In Formula 1, R is a C2 to C10 alkyl group, a C2 to C10 alkyl group containing an allyl- or alkyne, a —[CH2]n—C3 to C8 cycloalkyl group, a substituted or unsubstituted —[CH2]n-phenyl group, a substituted or unsubstituted —[CH2]n—C5 to C6 heteroaromatic group, a —C(?O)—C1 to C8 alkyl group, a substituted or unsubstituted —C(?O)—[CH2]n-phenyl group, or a substituted or unsubstituted —C(?O)—[CH2]n—C5 to C6 heteroaromatic group, wherein n is an integer of 0 to 6.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: August 9, 2022
    Assignee: J&C SCIENCES
    Inventors: Jong-Ryoo Choi, In-Young Choi, So-Yeon Nam, Se Hee Hyun
  • Publication number: 20210347783
    Abstract: Provided are a novel derivative of ?-apopicropodophyllin and a method of preparing the same, and more particularly, a compound represented by Formula 1 below, which is a novel derivative of ?-apopicropodophyllin derived from podophyllotoxin, which is an anticancer agent, a method of preparing the same, and a composition for treating cancer, which includes the compound. In Formula 1, R is a C2 to C10 alkyl group, a C2 to C10 alkyl group containing an allyl- or alkyne, a —[CH2]n—C3 to C8 cycloalkyl group, a substituted or unsubstituted —[CH2]n-phenyl group, a substituted or unsubstituted —[CH2]n—C5 to C6 heteroaromatic group, a —C(?O)—C1 to C8 alkyl group, a substituted or unsubstituted —C(?O)—[CH2]n-phenyl group, or a substituted or unsubstituted —C(?O)—[CH2]n—C5 to C6 heteroaromatic group, wherein n is an integer of 0 to 6.
    Type: Application
    Filed: August 12, 2020
    Publication date: November 11, 2021
    Inventors: Jong-Ryoo CHOI, In-Young CHOI, So-Yeon NAM, Se Hee HYUN