Patents by Inventor Dae Young Jeong

Dae Young Jeong 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).

  • Tetrahydropyridine derivatives acting on muscarinic acetylcholine receptors
    Patent number: 6716857
    Abstract: The present invention relates to novel tetrahydropyridine derivatives of formula 1 having an appropriately substituted pyrrolidinone and oxime, wherein m is 0 or 1, n is 1 or 2, R1 is hydrogen, C1-4alkyl, C2-4 alkynyl or aryl, R3 is C1-4 alkyl, which show high efficacy, low cholinergic adverse effects and high affinity for muscarinic acetylcholine receptor; and pharmaceutically acceptable salts thereof; processes for the preparation thereof; and pharmaceutical compositions comprising these compounds or salts.
    Type: Grant
    Filed: October 18, 2002
    Date of Patent: April 6, 2004
    Assignee: Korea Institute of Science and Technology
    Inventors: Youseung Kim, Soon Bang Kang, Gyochang Keum, Min Seok Jang, Jae Yang Kong, Dae Young Jeong
  • 4,5,-dihydroisoxazolylakylpiperazine derivatives having selective biological activity at dopamine D3 or D4 receptor, and preparation thereof
    Patent number: 6673800
    Abstract: The present invention relates to 4,5-dihydroisoxazolylalkylpiperazine derivatives having selective biological activity at dopamine D3 and D4 receptors represented by the following Formula (1), and its preparation method through reductive amination reaction in the presence of reducing agent, wherein R1, R2, X and n are the same as defined in the specification.
    Type: Grant
    Filed: April 20, 2001
    Date of Patent: January 6, 2004
    Assignees: Korea Institute of Science and Technology, Korea Research Institute of Chemical Technology, Korea Advanced Institute of Science and Technology
    Inventors: Hun Yeong Koh, Kyung Il Choi, Yong Seo Cho, Ae Nim Pae, Jae Yang Kong, Dae Young Jeong, Sun Ho Jung, Ji Young Jung, Hee-Yoon Lee
  • Tetrahydropyridine derivatives acting on muscarinic acetylcholine receptors
    Publication number: 20030119880
    Abstract: The present invention relates to novel tetrahydropyridine derivatives of formula 1 having an appropriately substituted pyrrolidinone and oxime, 1
    Type: Application
    Filed: October 18, 2002
    Publication date: June 26, 2003
    Inventors: Youseung Kim, Soon Bang Kang, Gyochang Keum, Min Seok Jang, Jae Yang Kong, Dae Young Jeong
  • Pyrrolidinone derivatives, their preparation and pharmaceutical composition comprising the same
    Publication number: 20030114491
    Abstract: The present invention relates to substituted pyrrolidinone compounds of formula 1, 1
    Type: Application
    Filed: October 18, 2002
    Publication date: June 19, 2003
    Inventors: Youseung Kim, Soon Bang Kang, Gyochang Keum, Min Seok Jang, Jae Yang Kong, Dae Young Jeong
  • Novel isoxazolylalkylpiperazine derivatives having selective biological activity at dopamine D3 or D4 receptor, and preparation thereof
    Publication number: 20020119983
    Abstract: The present invention relates to a novel isoxazolylalkylpiperazine derivatives having selective biological activity at dopamine D3 or D4 receptors represented by the following formula (1), and its preparation method through reductive amination reaction in the presence of reducing agent, 1
    Type: Application
    Filed: April 23, 2001
    Publication date: August 29, 2002
    Inventors: Hun Yeong Koh, Kyung II Choi, Yong Seo Cho, Ae Nim Pae, Kyung Ho Kang, Mi Young Cha, Jae Yang Kong, Dae Young Jeong, Hee-Yoon Lee
  • Novel 4,5,-dihydroisoxazolylalkylpiperazine derivatives having selective biological activity at dopamine D3 or D4 receptor, and preparation thereof
    Publication number: 20020107253
    Abstract: The present invention relates to a novel 4,5-dihydroisoxazolylalkylpiperazine derivatives having selective biological activity at dopamine D3 and D4 receptors represented by the following Formula (1), and its preparation method through reductive amination reaction in the presence of reducing agent, 1
    Type: Application
    Filed: April 20, 2001
    Publication date: August 8, 2002
    Inventors: Hun Yeong Koh, Kyung IL Choi, Yong Seo Cho, Ae Nim Pae, Jae Yang Kong, Dae Young Jeong, Sun Ho Jung, Ji Young Jung, Hee-Yoon Lee