Patents by Inventor Jung Kwon Yoo

Jung Kwon Yoo 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).

  • Imidazole derivatives having an inhibitory activity for farnesyl transferase and process for preparation thereof
    Patent number: 6518429
    Abstract: The present invention relates to novel imidazole derivatives which show an inhibitory activity against farnesyl transferase, pharmaceutically acceptable salts or isomers thereof and pharmaceutical compositions comprising such imidazole derivatives. More particularly, the present invention relates to intermediate compounds which are used in the preparation of the imidazole derivatives of the invention. Related processes also are disclosed.
    Type: Grant
    Filed: March 20, 2001
    Date of Patent: February 11, 2003
    Assignee: LG Chemical, Ltd.
    Inventors: Hyun Il Lee, Jong Sung Koh, Jin Ho Lee, Won Hee Jung, You Seung Shin, Hyun Ho Chung, Jong Hyun Kim, Seong Gu Ro, Tae Saeng Choi, Shin Wu Jeong, Tae Hwan Kwak, In Ae Ahn, Hyun Sung Kim, Sun Hwa Lee, Kwi Hwa Kim, Jung Kwon Yoo
  • Pyrrole derivatives useful for farnesyl transferase inhibitors and their preparations
    Patent number: 6511978
    Abstract: The present invention relates to a novel pyrrole derivative which shows an inhibitory activity against farnesyl transferase or pharmaceutically acceptable salts or isomers thereof; to a process for preparation of said compound; and to a pharmaceutical composition such as anti-cancer composition, etc. comprising said compound as an active ingredient together with pharmaceutically acceptable carrier.
    Type: Grant
    Filed: October 11, 2001
    Date of Patent: January 28, 2003
    Assignee: LG Life Sciences, Ltd.
    Inventors: Jong-Sung Koh, Hyun-Il Lee, You-Seung Shin, Hak-Joong Kim, Jin-Ho Lee, Jong-Hyun Kim, Hyun-Ho Chung, Shin-Wu Jeong, Tae-Saeng Choi, Jung-Kwon Yoo, Chung-Mi Kim, Kwi-Hwa Kim, Sun-Hwa Lee, Sang-Kyun Lee
  • Imidazole derivatives having an inhibitory activity for farnesyl transferase and process for preparation thereof
    Patent number: 6472526
    Abstract: The present invention relates to a novel imidazole derivative represented by formula (1) which shows an inhibitory activity against farnesyl transferase or pharmaceutically acceptable salts or isomers thereof, in which A, n1 and Y are defined in the specification; to a process for preparation of the compound of formula (1); to intermediates which are used in the preparation of the compound of formula (1): and to a pharmaceutical composition comprising the compound of formula (1) as an active ingredient.
    Type: Grant
    Filed: December 3, 2001
    Date of Patent: October 29, 2002
    Assignee: LG Chemical Ltd.
    Inventors: Hyun Il Lee, Jong Sung Koh, Jin Ho Lee, Won Hee Jung, You Seung Shin, Hyun Ho Chung, Jong Hyun Kim, Seong Gu Ro, Tae Saeng Choi, Shin Wu Jeong, Tae Hwan Kwak, In Ae Ahn, Hyun Sung Kim, Sun Hwa Lee, Kwi Hwa Kim, Jung Kwon Yoo
  • Imidazole derivatives having an inhibitory activity for farnesyl transferase and process for preparation thereof
    Publication number: 20020137769
    Abstract: The present invention relates to novel imidazole derivatives which show an inhibitory activity against farnesyl transferase, pharmaceutically acceptable salts or isomers thereof and pharmaceutical compositions comprising such imidazole derivatives. More particularly, the present invention relates to intermediate compounds which are used in the preparation of the imidazole derivatives of the invention. Related processes also are disclosed.
    Type: Application
    Filed: March 20, 2001
    Publication date: September 26, 2002
    Applicant: LG Chemical Ltd.
    Inventors: Hyun Il Lee, Jong Sung Koh, Jin Ho Lee, Won Hee Jung, You Seung Shin, Hyun Ho Chung, Jong Hyun Kim, Seong Gu Ro, Tae Saeng Choi, Shin Wu Jeong, Tae Hwan Kwak, In Ae Ahn, Hyun Sung Kim, Sun Hwa Lee, Kwi Hwa Kim, Jung Kwon Yoo
  • Imidazole derivatives having an inhibitory activity for farnesyl transferase and process for preparation thereof
    Patent number: 6268363
    Abstract: The present invention relates to a novel imidazole derivative represented by formula (1) which shows an inhibitory activity against farnesyl transferase or pharmaceutically acceptable salts or isomers thereof, in which A, n1 and Y are defined in the specification; to a process for preparation of the compound of formula (1); to intermediates which are used in the preparation of the compound of formula (1); and to a pharmaceutical composition comprising the compound of formula (1) as an active ingredient.
    Type: Grant
    Filed: May 17, 2000
    Date of Patent: July 31, 2001
    Assignee: LG Chemical Ltd.
    Inventors: Hyun Il Lee, Jong Sung Koh, Jin Ho Lee, Won Hee Jung, You Seung Shin, Hyun Ho Chung, Jong Hyun Kim, Seong Gu Ro, Tae Saeng Choi, Shin Wu Jeong, Tae Hwan Kwak, In Ae Ahn, Hyun Sung Kim, Sun Hwa Lee, Kwi Hwa Kim, Jung Kwon Yoo