Patents by Inventor Kyoung Kyu Ahn
Kyoung Kyu Ahn 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).
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Patent number: 10640490Abstract: The present invention provides a diaminopyrimidine derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, a pharmaceutical composition comprising the same, and a use thereof. The diaminopyrimidine derivative or its pharmaceutically acceptable salt functions as a 5-HT4 receptor agonist, and therefore can be usefully applied for preventing or treating dysfunction in gastrointestinal motility, one of the gastrointestinal diseases, such as gastroesophageal reflux disease (GERD), constipation, irritable bowel syndrome (IBS), dyspepsia, post-operative ileus, delayed gastric emptying, gastroparesis, intestinal pseudo-obstruction, drug-induced delayed transit, or diabetic gastric atony.Type: GrantFiled: November 15, 2017Date of Patent: May 5, 2020Assignee: Yuhan CorporationInventors: Hyun-Joo Lee, Dong-Hoon Kim, Tae-Kyun Kim, Young-Ae Yoon, Jae-Young Sim, Myung-Hun Cha, Eun-Jung Jung, Kyoung-Kyu Ahn, Tai-Au Lee
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Patent number: 10227330Abstract: The present invention provides a diaminopyrimidine derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, a pharmaceutical composition comprising the same, and a use thereof. The diaminopyrimidine derivative or its pharmaceutically acceptable salt functions as a 5-HT4 receptor agonist, and therefore can be usefully applied for preventing or treating dysfunction in gastrointestinal motility, one of the gastrointestinal diseases, such as gastroesophageal reflux disease (GERD), constipation, irritable bowel syndrome (IBS), dyspepsia, post-operative ileus, delayed gastric emptying, gastroparesis, intestinal pseudo-obstruction, drug-induced delayed transit, or diabetic gastric atony.Type: GrantFiled: December 20, 2017Date of Patent: March 12, 2019Assignee: YUHAN CORPORATIONInventors: Hyun-Joo Lee, Dong-Hoon Kim, Tae-Kyun Kim, Young-Ae Yoon, Jae-Young Sim, Myung-Hun Cha, Eun-Jung Jung, Kyoung-Kyu Ahn, Tai-Au Lee
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Publication number: 20180111918Abstract: The present invention provides a diaminopyrimidine derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, a pharmaceutical composition comprising the same, and a use thereof. The diaminopyrimidine derivative or its pharmaceutically acceptable salt functions as a 5-HT4 receptor agonist, and therefore can be usefully applied for preventing or treating dysfunction in gastrointestinal motility, one of the gastrointestinal diseases, such as gastroesophageal reflux disease (GERD), constipation, irritable bowel syndrome (IBS), dyspepsia, post-operative ileus, delayed gastric emptying, gastroparesis, intestinal pseudo-obstruction, drug-induced delayed transit, or diabetic gastric atony.Type: ApplicationFiled: December 20, 2017Publication date: April 26, 2018Applicant: YUHAN CORPORATIONInventors: Hyun-Joo LEE, Dong-Hoon KIM, Tae-Kyun KIM, Young-Ae YOON, Jae-Young SIM, Myung-Hun CHA, Eun-Jung JUNG, Kyoung-Kyu AHN, Tai-Au LEE
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Publication number: 20180072705Abstract: The present invention provides a diaminopyrimidine derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, a pharmaceutical composition comprising the same, and a use thereof. The diaminopyrimidine derivative or its pharmaceutically acceptable salt functions as a 5-HT4 receptor agonist, and therefore can be usefully applied for preventing or treating dysfunction in gastrointestinal motility, one of the gastrointestinal diseases, such as gastroesophageal reflux disease (GERD), constipation, irritable bowel syndrome (IBS), dyspepsia, post-operative ileus, delayed gastric emptying, gastroparesis, intestinal pseudo-obstruction, drug-induced delayed transit, or diabetic gastric atony.Type: ApplicationFiled: November 15, 2017Publication date: March 15, 2018Applicant: Yuhan CorporationInventors: Hyun-Joo LEE, Dong-Hoon KIM, Tae-Kyun KIM, Young-Ae YOON, Jae-Young SIM, Myung-Hun CHA, Eun-Jung JUNG, Kyoung-Kyu AHN, Tai-Au LEE
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Patent number: 9890138Abstract: The present invention provides a diaminopyrimidine derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, a pharmaceutical composition comprising the same, and a use thereof. The diaminopyrimidine derivative or its pharmaceutically acceptable salt functions as a 5-HT4 receptor agonist, and therefore can be usefully applied for preventing or treating dysfunction in gastrointestinal motility, one of the gastrointestinal diseases, such as gastroesophageal reflux disease (GERD), constipation, irritable bowel syndrome (IBS), dyspepsia, post-operative ileus, delayed gastric emptying, gastroparesis, intestinal pseudo-obstruction, drug-induced delayed transit, or diabetic gastric atony.Type: GrantFiled: February 24, 2012Date of Patent: February 13, 2018Assignee: YUHAN CORPORATIONInventors: Hyun-Joo Lee, Dong-Hoon Kim, Tae-Kyun Kim, Young-Ae Yoon, Jae-Young Sim, Myung-Hun Cha, Eun-Jung Jung, Kyoung-Kyu Ahn, Tai-Au Lee
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Patent number: 9850227Abstract: The present invention provides a diaminopyrimidine derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, a pharmaceutical composition comprising the same, and a use thereof. The diaminopyrimidine derivative or its pharmaceutically acceptable salt functions as a 5-HT4 receptor agonist, and therefore can be usefully applied for preventing or treating dysfunction in gastrointestinal motility, one of the gastrointestinal diseases, such as gastroesophageal reflux disease (GERD), constipation, irritable bowel syndrome (IBS), dyspepsia, post-operative ileus, delayed gastric emptying, gastroparesis, intestinal pseudo-obstruction, drug-induced delayed transit, or diabetic gastric atony.Type: GrantFiled: February 24, 2012Date of Patent: December 26, 2017Assignee: YUHAN CORPORATIONInventors: Hyun-Joo Lee, Dong-Hoon Kim, Tae-Kyun Kim, Young-Ae Yoon, Jae-Young Sim, Myung-Hun Cha, Eun-Jung Jung, Kyoung-Kyu Ahn, Tai-Au Lee
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Patent number: 9493478Abstract: The present invention provides a fused ring compound containing furan or a pharmaceutically acceptable salt thereof, a method for preparing same, a pharmaceutical composition comprising same, and a use thereof. The fused ring compound containing furan or a pharmaceutically acceptable salt thereof inhibits the activity of phosphatidylinositol 3-kinase (PI3K) and can therefore be used in a pharmaceutical composition for treating and preventing respiratory diseases, inflammatory diseases, proliferative diseases, cardiovascular diseases, or central nervous system diseases which occur due to the over-activation of PI3K.Type: GrantFiled: July 23, 2013Date of Patent: November 15, 2016Assignee: YUHAN CORPORATIONInventors: Hyoung Sig Seo, Tae Kyun Kim, Hyun Joo Lee, Dong Hoon Kim, Gyu Jin Lee, Jun Chul Park, Ji Yeong Gal, Tae-hoon Kim, Kwan Hoon Hyun, Kyoung Kyu Ahn, Kaapjoo Park, Su Youn Nam, Ge Hyeong Lee, Hee Jong Lim
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Publication number: 20150274700Abstract: The present invention provides a diaminopyrimidine derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, a pharmaceutical composition comprising the same, and a use thereof. The diaminopyrimidine derivative or its pharmaceutically acceptable salt functions as a 5-HT4 receptor agonist, and therefore can be usefully applied for preventing or treating dysfunction in gastrointestinal motility, one of the gastrointestinal diseases, such as gastroesophageal reflux disease (GERD), constipation, irritable bowel syndrome (IBS), dyspepsia, post-operative ileus, delayed gastric emptying, gastroparesis, intestinal pseudo-obstruction, drug-induced delayed transit, or diabetic gastric atony.Type: ApplicationFiled: February 24, 2012Publication date: October 1, 2015Applicant: YUHAN CORPORATIONInventors: Hyun-Joo LEE, Dong-Hoon KIM, Tae-Kyun KIM, Young-Ae YOON, Jae-Young SIM, Myung-Hun CHA, Eun-Jung JUNG, Kyoung-Kyu AHN, Tai-Au LEE
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Publication number: 20150191478Abstract: The present invention provides a fused ring compound containing furan or a pharmaceutically acceptable salt thereof, a method for preparing same, a pharmaceutical composition comprising same, and a use thereof. The fused ring compound containing furan or a pharmaceutically acceptable salt thereof inhibits the activity of phosphatidylinositol 3-kinase (PI3K) and can therefore be used in a pharmaceutical composition for treating and preventing respiratory diseases, inflammatory diseases, proliferative diseases, cardiovascular diseases, or central nervous system diseases which occur due to the over-activation of PI3K.Type: ApplicationFiled: July 23, 2013Publication date: July 9, 2015Applicant: YUHAN CORPORATIONInventors: Hyoung Sig Seo, Tae Kyun Kim, Hyun Joo Lee, Dong Hoon Kim, Gyu Jin Lee, Jun Chul Park, Ji Yeong Gal, Tae-hoon Kim, Kwan Hoon Hyun, Kyoung Kyu Ahn, Kaapjoo Park, Su Youn Nam, Ge Hyeong Lee, Hee Jong Lim
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Publication number: 20150011528Abstract: Provided is a phenylimide-containing benzothiazole derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, and a pharmaceutical composition comprising the same. The phenylimide-containing benzothiazole derivative or its pharmaceutically acceptable salt can selectively inhibit the protein-protein interaction between KRS and a laminin receptor (LR), thereby inhibiting migration of cancer cells. Therefore, the phenylimide-containing benzothiazole derivative or its pharmaceutically acceptable salt may be usefully applied for preventing or treating the diseases associated with cancer cell metastasis.Type: ApplicationFiled: September 21, 2012Publication date: January 8, 2015Applicant: YUHAN CORPORATIONInventors: Youn Hur, Dong-Hyun Kim, Eun-Kyung Kim, Jin-Hwi Park, Jae-Eun Joo, Ho-Woong Kang, Se-Woong Oh, Dong-Kyun Kim, Kyoung-Kyu Ahn
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Publication number: 20130338179Abstract: The present invention provides a diaminopyrimidine derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, a pharmaceutical composition comprising the same, and a use thereof. The diaminopyrimidine derivative or its pharmaceutically acceptable salt functions as a 5-HT4 receptor agonist, and therefore can be usefully applied for preventing or treating dysfunction in gastrointestinal motility, one of the gastrointestinal diseases, such as gastroesophageal reflux disease (GERD), constipation, irritable bowel syndrome (IBS), dyspepsia, post-operative ileus, delayed gastric emptying, gastroparesis, intestinal pseudo-obstruction, drug-induced delayed transit, or diabetic gastric atony.Type: ApplicationFiled: February 24, 2012Publication date: December 19, 2013Applicant: YUHAN CORPORATIONInventors: Hyun-Joo Lee, Dong-Hoon Kim, Tae-Kyun Kim, Young-Ae Yoon, Jae-Young Sim, Myung-Hun Cha, Eun-Jung Jung, Kyoung-Kyu Ahn, Tai-Au Lee
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Publication number: 20130331377Abstract: The present invention provides a diaminopyrimidine derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, a pharmaceutical composition comprising the same, and a use thereof. The diaminopyrimidine derivative or its pharmaceutically acceptable salt functions as a 5-HT4 receptor agonist, and therefore can be usefully applied for preventing or treating dysfunction in gastrointestinal motility, one of the gastrointestinal diseases, such as gastroesophageal reflux disease (GERD), constipation, irritable bowel syndrome (IBS), dyspepsia, post-operative ileus, delayed gastric emptying, gastroparesis, intestinal pseudo-obstruction, drug-induced delayed transit, or diabetic gastric atony.Type: ApplicationFiled: February 24, 2012Publication date: December 12, 2013Applicant: YUHAN CORPORATIONInventors: Hyun-Joo Lee, Dong-Hoon Kim, Tae-Kyun Kim, Young-Ae Yoon, Jae-Young Sim, Myung-Hun Cha, Eun-Jung Jung, Kyoung-Kyu Ahn, Tai-Au Lee
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Patent number: 8461146Abstract: The present invention provides an oral pharmaceutical composition for the treatment of premature ejaculation, and the composition provides the effective and excellent treatment of premature ejaculation as well as reduced side effects like nausea, vomiting, drowsiness, sedation effect, awakening effect, and weight-loss etc.Type: GrantFiled: May 19, 2009Date of Patent: June 11, 2013Assignees: Yuhan Corporation, Hyun Uk SEOLInventors: Hyun Uk Seol, Young Sung Lee, Young Hun Kim, Kyeong Bae Kim, Jeong Min Seo, Kyoung Kyu Ahn
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Publication number: 20110071138Abstract: The present invention provides an oral pharmaceutical composition for the treatment of premature ejaculation, and the composition provides the effective and excellent treatment of premature ejaculation as well as reduced side effects like nausea, vomiting, drowsiness, sedation effect, awakening effect, and weight-loss etc.Type: ApplicationFiled: May 19, 2009Publication date: March 24, 2011Applicants: Yuhan CorporationInventors: Hyun Uk Seol, Young Sung Lee, Young Hun Kim, Kyeong Bae Kim, Jeong Min Seo, Kyoung Kyu Ahn