Patents by Inventor Kwang-Sook Lee

Kwang-Sook Lee 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).

  • Phenylacetamide derivatives
    Patent number: 5973201
    Abstract: A phenylacetamide derivative of formula (I) have potent analgesic and anti-inflammatory activities and exhibit less irritability and toxicity: ##STR1## wherein, X, Y, W, n, m and Ar are as defined in the specification.
    Type: Grant
    Filed: June 21, 1998
    Date of Patent: October 26, 1999
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: No-Sang Park, Young-Sik Jung, Churl-Min Seong, Seung-Won Choi, Yeon-Joo Choi, Jong-Cheol Lee, Jin-Il Choi, Kwang-Sook Lee, Jae-Yang Kong, Bu-Yeon Lee, Jae-Hong Kim
  • N-Arylalkylphenylacetamide derivatives
    Patent number: 5670546
    Abstract: N-arylalkylphenylacetamide compounds of formula (I), and pharmaceutically acceptable salts thereof, possess potent analgesic and anti-inflammatory activities.
    Type: Grant
    Filed: January 11, 1996
    Date of Patent: September 23, 1997
    Assignee: Korean Research Institute of Chemical Technology
    Inventors: No-Sang Park, Young-Sik Jung, Churl-Min Seong, Jong-Cheol Lee, Jin-Il Choi, Seung-Won Choi, Yeon-Joo Choi, Kwang-Sook Lee