Patents by Inventor Soonih Kim

Soonih Kim 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).

  • Azo containing polyurethanes for drug delivery to the large intestines
    Patent number: 5225514
    Abstract: A polyurethane (I) of 1000 to 100,000 in average molecular weight, comprising plural segments, which are each structural units of A-B, A-C and A-D of the formulae: ##STR1## the proportion of the said segments of A-B, A-C and A-D, i.e. x:y:z is in the molar ratio 0.01 to 0.8:0 to 0.80:0 to 0.99, provided that the sum of x, y and z is 1.0; each segment being produced by combining with repeat units of A, B, C and D of the formulae: ##STR2## wherein R.sup.1 is a skeleton of a diisocyanate and the three R.sup.1 's in each of segments A-B, A-C and A-D can be the same or different; aza is a group of the formula: ##STR3## wherein Y.sup.1 and Y.sup.2 which can be the same or different, are oxygen, imino(--NH--) or a group of the formula:*R.sup.6 --O, *R.sup.6 --NH, O--R.sup.6 --O, *NHCO--R.sup.6 --NH or *CONH--R.sup.6 --NH;whereinR.sup.6 is alkylene and an atom or the end of the group, marked by * is bonded to phenyl ring;R.sup.4 and R.sup.5 each are, independently, hydrogen, halogen, nitro or phenyl;R.sup.
    Type: Grant
    Filed: December 24, 1991
    Date of Patent: July 6, 1993
    Assignee: Ono Pharmaceutical Co., Ltd.
    Inventors: Yoshiharu Kimura, Soonih Kim, Akio Nishiura
  • Pharmaceutical compositions comprising esters or amides as active ingredients
    Patent number: 5110602
    Abstract: The present invention relates to new pharmaceutical compositions characterizing that esters or amides are suspended or dissolved in a middle chain glyceride or a mixture thereof. These pharmaceutical compositions inhibit the degradation of the active ingredient (i.e. ester or amides) by the action of various digestive enzymes in digestive system.
    Type: Grant
    Filed: January 15, 1991
    Date of Patent: May 5, 1992
    Assignee: Ono Pharmaceutical Co., Ltd.
    Inventors: Soonih Kim, Kazuhisa Takeda, Seiei Sasatani
  • Pharmaceutical compositions comprising esters or amides as active ingredients
    Patent number: 5004612
    Abstract: The present invention relates to new pharmaceutical compositions characterizing that esters or amides are suspended or dissolved in a middle chain glyceride or a mixture thereof. These pharmaceutical compositions inhibit the degradation of the active ingredient (i.e. esters or amides) by the action of various digestive enzymes in digestive system.
    Type: Grant
    Filed: October 5, 1989
    Date of Patent: April 2, 1991
    Assignee: Ono Pharmaceutical Co., Ltd.
    Inventors: Soonih Kim, Kazuhisa Takeda, Seiei Sasatani
  • Pharmaceutical compositions comprising esters or amides as active ingredients
    Patent number: 4889723
    Abstract: The present invention relates to new pharmaceutical compositions characterizing that esters or amides are suspended or dissolved in a middle chain glyceride or a mixure thereof. These pharmaceutical compositions inhibit the degradation of the active ingredient (i.e. esters or amides) by the action of various digestive enzymes in digestive system.
    Type: Grant
    Filed: April 13, 1988
    Date of Patent: December 26, 1989
    Assignee: Ono Pharmaceutical Co., Ltd.
    Inventors: Soonih Kim, Kazuhisa Takeda, Seiei Sasatani