Patents by Inventor Chie Kadowaki

Chie Kadowaki 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 4(3H)-Quinazolinone Derivative
    Publication number: 20090131664
    Abstract: This invention is related to a method for producing 3-{4-[3-(1-pyrrolidinyl)propoxy]phenyl}-5-trifluoromethyl-4(3H)-quinazolinone comprising a step for reacting 2-methyl-5-trifluoromethyl-4H-3,1-benzoxazin-4-one with 4-[3-(1-pyrrolidinyl)propoxy]aniline or an acid-addition salt thereof, or 4-(1-cyclobutyl-4-piperidinoy9oxyaniline or acid addition salt thereof in the presence of an acid catalyst.
    Type: Application
    Filed: July 4, 2006
    Publication date: May 21, 2009
    Inventors: Atsushi Akao, Takehiko Iida, Takahiro Itoh, Toshiaki Mase, Kimihiko Sato, Naotaka Sawada, Chie Kadowaki, Takayuki Tsuritani, Nobuyoshi Yasuda