Patents by Inventor Michiko Kudo

Michiko Kudo 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).

  • Cis-bicyclo[4,3.0]non-2-end derivatives
    Patent number: 5117037
    Abstract: A cis-bicyclo[4.3.0]non-2-ene derivative of the formula: ##STR1## wherein R is a hydrogen atom, or a protecting group for a hydroxyl group, R.sup.1 is a hydrogen atom, A C.sub.1 -C.sub.12 straight or branched chain alkyl group, a substituted or unsubstituted phenyl group, a C.sub.6 -C.sub.12 aralkyl group containing a condensed aromatic ring or an aromatic hetero ring, or 1 equivalent of a cation, A is --CH.dbd.CH--CH.sub.2 --, or --CH.sub.2 --CH.sub.2 --O--, R.sup.2 is a C.sub.3 -C.sub.10 straight or branched chain alkyl group, a C.sub.1 -C.sub.3 alkyl group substituted by an aryloxy group which may be substituted, a C.sub.3 -C.sub.12 straight or branched chain alkenyl group, a C.sub.3 -C.sub.8 straight or branched chain alkynyl group, a C.sub.1 -C.sub.3 alkyl group substituted by a phenyl or phenoxy group which may be substituted, by a C.sub.1 -C.sub.6 alkoxy group or by a C.sub.5 -C.sub.8 cycloalkyl group, R.sup.3 is a hydrogen atom, a methyl group, or a vinyl group, and X is a halogen atom.
    Type: Grant
    Filed: December 5, 1990
    Date of Patent: May 26, 1992
    Assignee: Sagami Chemical Research Center Toa Eiyo Ltd.
    Inventors: Masakatsu Shibasaki, Takahashi Atsuo, Tuyoshi Aoki, Hiroyasu Sato, Shin-ichi Yamada, Michiko Kudo, Takaji Yamaguchi, Kentaro Kogi, Sen-ichi Narita