Patents by Inventor Keita Takubo

Keita Takubo 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: 11766433
    Abstract: A compound, or a pharmaceutically acceptable salt or ester thereof, according to formula I: R20—(Z)b—(Y)c—(R21)a—(X)d—R22—R23 wherein R20 is aryl, substituted aryl, heteroaryl, substituted heteroaryl, cycloalkyl, substituted cycloalkyl, heterocycloalkyl, substituted heterocycloalkyl, alkoxy, aryloxy, a thio-containing group, or a seleno-containing group; Z is alkanediyl, substituted alkanediyl, cycloalkanediyl, or substituted cycloalkanediyl; Y is S, O, S(?O), —S(?O)(?O)—, or NR10, wherein R10 is H or alkyl; R21 is alkanediyl, substituted alkanediyl, cycloalkanediyl, substituted cycloalkanediyl, alkadienyl, substituted alkadienyl, cycloalkenediyl, substituted cycloalkenediyl, alkatrienyl, substituted alkatrienyl; X is —C(?O)—, —S(?O)(?O)—, or —N(H)C(?O)—; R22 includes at least one divalent amino radical; R23 is aryl, substituted aryl, heteroaryl, substituted heteroaryl, cycloalkyl, substituted cycloalkyl, heterocycloalkyl, substituted heterocycloalkyl, alkoxy, aryloxy, a thio-containing group, or a seleno-
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: September 26, 2023
    Assignee: University of Pittsburgh - Of the Commonwealth System of Higher Education
    Inventors: Peter Wipf, James K. Johnson, Erin M. Skoda, Joel B. Nelson, Zhou Wang, Serene Tai, Keita Takubo, John Milligan
  • Publication number: 20210186963
    Abstract: A compound, or a pharmaceutically acceptable salt or ester thereof, according to formula I: R20—(Z)b—(Y)c—(R21)a—(X)d—R22—R23 wherein R20 is aryl, substituted aryl, heteroaryl, substituted heteroaryl, cycloalkyl, substituted cycloalkyl, heterocycloalkyl, substituted heterocycloalkyl, alkoxy, aryloxy, a thio-containing group, or a seleno-containing group; Z is alkanediyl, substituted alkanediyl, cycloalkanediyl, or substituted cycloalkanediyl; Y is S, O, S(?O), S(?O)(?O)—, or NR10, wherein R10 is H or alkyl; R21 is alkanediyl, substituted alkanediyl, cycloalkanediyl, substituted cycloalkanediyl, alkadienyl, substituted alkadienyl, cycloalkenediyl, substituted cycloalkenediyl, alkatrienyl, substituted alkatrienyl; X is —C(?O)—, —S(?O)(?O)—, or —N(H)C(?O)—; R22 includes at least one divalent amino radical; R23 is aryl, substituted aryl, heteroaryl, substituted heteroaryl, cycloalkyl, substituted cycloalkyl, heterocycloalkyl, substituted heterocycloalkyl, alkoxy, aryloxy, a thio-containing group, or a seleno-
    Type: Application
    Filed: November 4, 2020
    Publication date: June 24, 2021
    Applicant: University of Pittsburgh - Of the Commonwealth System of Higher Education
    Inventors: Peter Wipf, James K. Johnson, Erin M. Skoda, Joel B. Nelson, Zhou Wang, Serene Tai, Keita Takubo, John Milligan
  • Patent number: 10980806
    Abstract: A compound, or a pharmaceutically acceptable salt or ester thereof, according to formula I: R20—(Z)b—(Y)c—(R21)a—(X)d—R22—R23 wherein R20 is aryl, substituted aryl, heteroaryl, substituted heteroaryl, cycloalkyl, substituted cycloalkyl, heterocycloalkyl, substituted heterocycloalkyl, alkoxy, aryloxy, a thio-containing group, or a seleno-containing group; Z is alkanediyl, substituted alkanediyl, cycloalkanediyl, or substituted cycloalkanediyl; Y is S, O, S(?O), —S(?O)(?O)—, or NR10, wherein R10 is H or alkyl; R21 is alkanediyl, substituted alkanediyl, cycloalkanediyl, substituted cycloalkanediyl, alkadienyl, substituted alkadienyl, cycloalkenediyl, substituted cycloalkenediyl, alkatrienyl, substituted alkatrienyl; X is —C(?O)—, —S(?O)(?O)—, or —N(H)C(?O)—; R22 includes at least one divalent amino radical; R23 is aryl, substituted aryl, heteroaryl, substituted heteroaryl, cycloalkyl, substituted cycloalkyl, heterocycloalkyl, substituted heterocycloalkyl, alkoxy, aryloxy, a thio-containing group, or a seleno-
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: April 20, 2021
    Assignee: University of Pittsburgh—Of the Commonwealth System of Higher Education
    Inventors: Peter Wipf, James K. Johnson, Erin M. Skoda, Joel B. Nelson, Zhou Wang, Serene Tai, Keita Takubo, John Milligan
  • Publication number: 20190022093
    Abstract: A compound, or a pharmaceutically acceptable salt or ester thereof, according to formula I: R20-(Z)b-(Y)c—(R21)a—(X)d—R22—R23 wherein R20 is aryl, substituted aryl, heteroaryl, substituted heteroaryl, cycloalkyl, substituted cycloalkyl, heterocycloalkyl, substituted heterocycloalkyl, alkoxy, aryloxy, a thio-containing group, or a seleno-containing group; Z is alkanediyl, substituted alkanediyl, cycloalkanediyl, or substituted cycloalkanediyl; Y is S, O, S(?O), —S(?O)(?O)—, or NR10, wherein R10 is H or alkyl; R21 is alkanediyl, substituted alkanediyl, cycloalkanediyl, substituted cycloalkanediyl, alkadienyl, substituted alkadienyl, cycloalkenediyl, substituted cycloalkenediyl, alkatrienyl, substituted alkatrienyl; X is —C(?O)—, —S(?O)(?O)—, or —N(H)C(?O)—; R22 includes at least one divalent amino radical; R23 is aryl, substituted aryl, heteroaryl, substituted heteroaryl, cycloalkyl, substituted cycloalkyl, heterocycloalkyl, substituted heterocycloalkyl, alkoxy, aryloxy, a thio-containing group, or a seleno
    Type: Application
    Filed: September 24, 2018
    Publication date: January 24, 2019
    Applicant: University of Pittsburgh - Of the Commonwealth System of Higher Education
    Inventors: Peter Wipf, James K. Johnson, Erin M. Skoda, Joel B. Nelson, Zhou Wang, Serene Tai, Keita Takubo, John Milligan