Patents by Inventor Yoshio Takagaki

Yoshio Takagaki 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).

  • 3-Substituted-ureido-N-pyridyl benzamides
    Patent number: 4500714
    Abstract: Benzamide derivatives of the formula: ##STR1## wherein R.sub.1 is a hydrogen atom, a methyl group or a methoxy group; R.sub.2 is a straight-chain or branched-chain alkyl group having 2 to 8 carbon atoms, a substituted phenyl group, or group --NHR.sub.4, R.sub.4 being a hydrogen atom, a straight-chain or branched-chain or cyclic alkyl group having 1 to 6 carbon atoms, or a phenyl group that may have a substituent on the nucleus; R.sub.3 is a hydrogen atom or one or two alkyl groups having 1 to 4 carbon atoms and n is 0 or 1, a process for preparing these derivatives, and pharmaceutical compositions containing the same are provided.The compounds of the above formula have the action to reduce the blood glucose level and, therefore, are useful as medicines.
    Type: Grant
    Filed: October 7, 1982
    Date of Patent: February 19, 1985
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Masamitsu Honda, Hideaki Nagai, Shoko Takishima, Akinori Kawamura, Noriko Kawamura, Takashi Dan, Masuo Koizumi, Yasushi Murakami, Yoshikazu Hinohara, Hideki Nakano, Yoshio Takagaki