Patents by Inventor Jae-Sun Kim

Jae-Sun 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).

  • Patent number: 8716298
    Abstract: Disclosed is a composition effective in reducing skin wrinkles. The composition comprises or uses a phosphodiesterase 5 (PDE5) inhibitor as an active ingredient. Further disclosed is a method for reducing skin wrinkles using the composition.
    Type: Grant
    Filed: October 4, 2012
    Date of Patent: May 6, 2014
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Soo-Min Lee, Sooheun Lee, Keun-Ho Ryu, Bong-Yong Lee, Jae-Sun Kim, Jung-Hoon Oh, Ye-Ji Jeon
  • Publication number: 20130316628
    Abstract: A flexible membrane for a polishing head includes a main part having a first surface configured to make contact with a surface of a substrate and a second surface opposite to the first surface, a plurality of extensions extending substantially perpendicularly from the second surface of the main part so as to define a plurality of independent spaces, respectively, and an inner ring coupled with an inner side of an outermost extension of the extensions to support an edge portion of the main part. A bottom surface of the inner ring is substantially flat.
    Type: Application
    Filed: March 6, 2013
    Publication date: November 28, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-Seok JANG, Young-Ho KOH, Jae-Sun KIM, Kuen-Byul KIM, Jae-Chang LEE, Min-Sung HEO, Jin-Suk HONG, Jae-Dong LEE
  • Publication number: 20130210811
    Abstract: Provided are picolinamide and pyrimidine-4-carboxamide compounds, a method for preparing the same, a pharmaceutical composition containing the same, and a medical use using the compound as an agent for preventing, regulating, and treating diseases related to regulation of glucocorticoids by using selective inhibitory activity of the compound for an 11?-HSD1 enzyme. The picolinamide and pyrimidine-4-carboxamide compounds of the present invention are selective inhibitors of human-derived 11?-HSD1 enzymes, and are useful in an agent for preventing, regulating, and treating diseases related to glucocorticoid regulation in which human-derived 11?-HSD1 enzymes are involved, for example, metabolic syndromes such as, type 1 and type 2 diabetes, diabetes later complications, latent autoimmune diabetes adult (LADA), insulin tolerance syndromes, obesity, impaired glucose tolerance (IGT), impaired fasting glucose (IFG), damaged glucose tolerance, dyslipidemia, atherosclerosis, hypertension, etc.
    Type: Application
    Filed: May 4, 2011
    Publication date: August 15, 2013
    Applicant: SK CHEMICALS CO., LTD.
    Inventors: Je Ho Ryu, Shin Ae Kim, Keun Ho Ryu, Jae Sun Kim, Nam Ho Kim, Hye Young Han, Yong Hyuk Kim, Won-No Youn, Yoon-Jung Lee, Hyun Joo Son, Bong-Yong Lee, Sung Hoon Park, Ju Young Lee, Hyun Jung Lee, Hoe Chul Jung, Young Ah Shin, Jung A Lee, Bo Ram Lee, Joon Ho Sa
  • Publication number: 20130137661
    Abstract: Disclosed are compounds useful as gonadotrophin-releasing hormone (“GnRH”) receptor antagonist.
    Type: Application
    Filed: November 19, 2010
    Publication date: May 30, 2013
    Applicant: SK CHEMICALS CO. LTD.
    Inventors: Seon Mi Kim, Min Hee Lee, Jae Sun Kim, Hoe Chul Jung, So Young Lee, Soo Min Lee, Eun Jeong Kim, Eui Sun Park, Sung Hoon Park, Bong Yong Lee, Key An Um
  • Patent number: 8410146
    Abstract: 2-pyridyl substituted imidazoles of the formula (I) as shown in claim 1, are provided, which are useful in the treatment of diseases mediated by ALK5 or ALK4 inhibitors or both.
    Type: Grant
    Filed: June 11, 2009
    Date of Patent: April 2, 2013
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Ju Young Lee, Jae-Sun Kim, Jung-Hoon Oh, Hoe-chul Jung, Hyun Jung Lee, Sang-hwan Kang, Yong-Hyuk Kim, Sung-hoon Park, Keun-Ho Ryu, Jung Bum Yi, Hun-Taek Kim, Key-An Um, Bong-yong Lee
  • Publication number: 20130046026
    Abstract: Disclosed is a composition for transdermal administration containing tolterodine. The composition comprises lidocaine or a pharmaceutically acceptable salt thereof to achieve enhanced skin penetration. The composition enhances the skin penetration of tolterodine. Therefore, a successful commercial application of a tolterodine-containing transdermal preparation based on the composition can be expected.
    Type: Application
    Filed: February 17, 2011
    Publication date: February 21, 2013
    Applicant: SK CHEMICALS CO., LTD.
    Inventors: Yong Youn Hwang, Won-Jae Choi, Jae-Sun Kim, Yeo-Jin Park, Joon-Gyo Oh, Bong-Yong Lee, Hae-In Rhee, Jong-Seob Im
  • Publication number: 20130046025
    Abstract: Disclosed is a composition for transdermal administration containing tolterodine. The composition comprises at least one essential oil as an abirritant to minimize skin irritation caused by tolterodine. The composition relieves skin irritation caused by tolterodine. Therefore, a successful commercial application of a tolterodine-containing transdermal preparation based on the composition can be expected.
    Type: Application
    Filed: February 17, 2011
    Publication date: February 21, 2013
    Applicant: SK Chemicals Co., Ltd.
    Inventors: Yong Youn Hwang, Won-Jae Choi, Jae-Sun Kim, Yeo-Jin Park, Joon-Gyo Oh, Bong-Yong Lee, Hae-In Rhee, Jong-Seob Im
  • Publication number: 20130018052
    Abstract: The present invention provides a novel 2-pyridyl substituted imidazole derivative, or a pharmaceutically acceptable salt or solvate thereof, which selectively inhibits the transforming growth factor-? (TGF-?) type I receptor (ALK5) and/or the activin type I receptor (ALK4); a pharmaceutical composition comprising same as an active ingredient; and a use of the 2-pyridyl substituted imidazole derivative for the manufacture of a medicament for preventing or treating a disease mediated by ALK5 and/or ALK4 receptors in a mammal.
    Type: Application
    Filed: July 13, 2012
    Publication date: January 17, 2013
    Applicant: SK CHEMICALS CO., LTD.
    Inventors: Ju Young LEE, Keun-Ho RYU, Jae-Sun KIM, Yong-Hyuk KIM, Dong Chul SHIN, Bong-yong LEE, Sang-hwan KANG, Hyun-Jung LEE, Hoechul JUNG, Young Ah SHIN, Euisun PARK, Jaeseung AHN
  • Publication number: 20100305202
    Abstract: The present invention relates to a lyophilized pharmaceutical composition for injection having superior storage stability comprising a taxoid, and a method thereof. More specifically, the present invention relates to a lyophilized pharmaceutical composition for injection having improved solubility and stability of dilution compared to the conventional preparations by dissolving a water-insoluble taxoid in distilled water added with a hydrophilic polymer such as hydroxypropylmethyl cellulose (HPMC), polyethylene glycol (PEG) or polyvinylpyrrolidone (PVP) cyclodextrin (CD), and lyophilizing the mixture and a method thereof.
    Type: Application
    Filed: November 21, 2008
    Publication date: December 2, 2010
    Inventors: Yong Youn Hwang, Woo Jae Jang, Joon-Gyo Oh, Nam Ho Kim, Jae-Sun Kim, Key An Um
  • Patent number: 7772400
    Abstract: The present invention relates to a method for optical resolution of amlodipines by using isopropanol solvent and optically active O,O?-dibenzoyl tartaric acid as chiral reagent. More particularly, the present invention relates to a method comprising (a) obtaining (R)- or (S)-amlodipine dibenzoyl tartrate salt or solvate thereof by reacting (R,S)-amlodipines with optically active O,O?-dibenzoyl tartaric acid in isopropanol solvent, and (b) treating the (R)- or (S)-amlodipine salt with a base, thus obtaining optically active amlodipine.
    Type: Grant
    Filed: December 2, 2005
    Date of Patent: August 10, 2010
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Jae-Sun Kim, Jin Young Choi, Nam Ho Kim, Nam Kyu Lee
  • Publication number: 20100099773
    Abstract: The present invention relates to a sibutramine-containing inclusion complex having superior storage stability, and particularly to a pharmaceutically stable inclusion complex suitable for the drug formulation, which prepared by reacting a sibutramine (N,N-dimethyl-1-[1-(4-chlorophenyl)-cyclobutyl]-3-methylbutylamine) of Formula 1 and beta-cyclodextrin in a predetermined ratio, its preparation method and a pharmaceutical composition comprising the same.
    Type: Application
    Filed: November 22, 2007
    Publication date: April 22, 2010
    Inventors: Jae-Sun Kim, Nam Ho Kim, Jin Young Lee, Nam Kyu Lee, Joon Gyo Oh, Yong Youn Hwang, Dong-Chul Shin, Yoon-Jung Lee, Key An Um, Sun Ho Kim, Jin-Heung Sung
  • Patent number: 7696351
    Abstract: The present invention relates to a process for the preparation of S-(+)-clopidogrel by an optical resolution and, more particularly, to a process for the preparation of S-(+)-clopidogrel represented by the following formula 1 with high optical purity by converting a clopidogrel racemic carboxylic acid into a diastereomeric salt using a (+)-cinchonine for optical resolution, extracting an S-(+)-clopidogrel carboxylic acid from the diastereomeric salt using a suitable solvent under an acidic condition and then reacting the S-(+)-clopidogrel carboxylic acid with methanol.
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: April 13, 2010
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Jae-Sun Kim, Nam Ho Kim, Nam Kyu Lee, Jin Young Lee
  • Publication number: 20100069632
    Abstract: The present invention relates to salts of a pyrrolopyrimidinone derivative having superior PDE-5 inhibition activity and a process for preparing the same. More particularly, the present invention relates to a crystalline acid addition salt prepared by reacting a pyrrolopyrimidinone derivative with an acid selected from gentisic acid, maleic acid, citric acid, fumaric acid and tartaric acid. With no hygroscopic property and superior long-term storage stability, photostability and thermal stability, the salts of the pyrrolopyrimidinone derivative are appropriate to be prepared into medications and, with superior PDE-5 inhibition activity, are useful for the treatment and prevention of erectile dysfunction, pulmonary arterial hypertension, chronic obstructive pulmonary disease, benign prostatic hypertrophy and lower urinary tract diseases.
    Type: Application
    Filed: July 3, 2007
    Publication date: March 18, 2010
    Applicant: SK CHEMICALS CO., LTD
    Inventors: Nam Ho Kim, Jin-Young Lee, Jae-Sun Kim, Nam Kyu Lee, Woo Jae Jang, Joo Gyo Oh, Yoon-Jung Lee, Won-No Youn, Jin-Heung Sung, Key An Um
  • Publication number: 20100022535
    Abstract: 2-pyridyl-substituted imidazoles which are used advantageously in the treatment of diseases mediated by ALK 5 or ALK 4 inhibitors or both.
    Type: Application
    Filed: June 11, 2009
    Publication date: January 28, 2010
    Applicant: SK CHEMICALS CO., LTD.
    Inventors: Ju Young Lee, Jae-Sun Kim, Jung-Hoon Oh, Hoe-chul Jung, Hyun Jung Lee, Sang-hwan Kang, Yong-Hyuk Kim, Sung-hoon Park, Keun-Ho Ryu, Jung Bum Yi, Hun-Taek Kim, Key-An Um, Bong-yong Lee
  • Publication number: 20090275755
    Abstract: The present invention relates to a process for the preparation of S-(+)-clopidogrel by an optical resolution and, more particularly, to a process for the preparation of S-(+)-clopidogrel represented by the following formula 1 with high optical purity by converting a clopidogrel racemic carboxylic acid into a diastereomeric salt using a (+)-cinchonine for optical resolution, extracting an S-(+)-clopidogrel carboxylic acid from the diastereomeric salt using a suitable solvent under an acidic condition and then reacting the S-(+)-clopidogrel carboxylic acid with methanol.
    Type: Application
    Filed: December 20, 2006
    Publication date: November 5, 2009
    Inventor: Jae-Sun Kim
  • Publication number: 20090163574
    Abstract: The present invention relates to a stable pharmaceutical composition for injection containing docetaxel and a method of preparing the same. More particularly, the present invention relates to a pharmaceutical composition for injection containing docetaxel having better storage stability than conventional medications, which is prepared by dissolving docetaxel, a water-insoluble compound, in distilled water after mixing it with cyclodextrin (CD) and a water-soluble polymer such as hydroxypropyl methylcellulose (HPMC), polyethylene glycol (PEG) or polyvinylpyrrolidone (PVP) and lyophilizing the mixture, and a method of preparing the same.
    Type: Application
    Filed: May 22, 2007
    Publication date: June 25, 2009
    Inventors: Nam Ho Kim, Jin Young Lee, Jae-Sun Kim, Nam Kyu Lee, Woo Jae Jang, Joon Gyo Oh, Yoon-Jung Lee, Woong Sik Kim, Jin-Heung Sung, Key An Um
  • Patent number: 7495022
    Abstract: Disclosed are agents that inhibit histone deacetylase. More specifically, the present invention relates to novel hydroxamic acid derivatives or pharmaceutically acceptable salts thereof for anticancer agents or other therapeutic agents based on their histone deacetylase inhibitory activity.
    Type: Grant
    Filed: April 10, 2003
    Date of Patent: February 24, 2009
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Dae-Kee Kim, Ju Young Lee, Nam Kyu Lee, Jae-Sun Kim, Junwon Lee, Suk Ho Lee, Jin Young Choi, Je Ho Ryu, Nam Ho Kim, Guang-Jin Im, Tae Kon Kim, Jung-Woo Seo, Young-Jue Bang
  • Publication number: 20080306277
    Abstract: The present invention relates to a process for the preparation of optically pure amlodipine gentisate, more particularly to a continuous process for the preparation of optically pure amlodipine gentisate with good yield and high optical purity. The processes can be preformed by first reacting racemic (R,S)-amlodipine and optically pure O,O?-dibenzoyltartaric acid in the presence of a solvent including isopropanol to prepare (R)- or (S)-amlodipine dibenzoyltartarate diastereomer or a solvate thereof, treating the prepared amlodipine diastereomeric salt or a solvate thereof with a base and then finally adding gentisic acid.
    Type: Application
    Filed: October 17, 2006
    Publication date: December 11, 2008
    Inventors: Jae-Sun Kim, Nam Ho Kim, Nam Kyu Lee
  • Patent number: 7442714
    Abstract: The present invention relates to an acid salt of amlodipine gentisate and a method of its preparation. More particularly, the present invention relates to a crystalline acid salt of amlodipine gentisate of the following formula 1 prepared by reacting amlodipine and gentisic acid, which is useful for the treatment of cardiovascular diseases and has the advantages of low toxicity, excellent stability, improved pharmaceutical efficacies and long-lasting concentration in blood.
    Type: Grant
    Filed: December 15, 2004
    Date of Patent: October 28, 2008
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Jae-Sun Kim, Jin Young Choi, Je Ho Ryu, Nam Kyu Lee, Jeong-soo Jang, Woo Jae Jang, Key An Um, Do Seung Kum
  • Publication number: 20080249314
    Abstract: The present invention relates to a method for optical resolution of amlodipines by using isopropanol solvent and optically active O,O?-dibenzoyl tartaric acid as chiral reagent. More particularly, the present invention relates to a method comprising (a) obtaining (R)— or (S)-amlodipine dibenzoyl tartrate salt or solvate thereof by reacting (R,S)-amlodipines with optically active O,O?-dibenzoyl tartaric acid in isopropanol solvent, and (b) treating the (R)— or (S)-amlodipine salt with a base, thus obtaining optically active amlodipine.
    Type: Application
    Filed: December 2, 2005
    Publication date: October 9, 2008
    Applicant: SK Chemicals Co., Ltd.
    Inventors: Jae-Sun Kim, Jin Young Choi, Nam Ho Kim, Nam Kyu Lee