Patents by Inventor Yeong-Soo Oh
Yeong-Soo Oh 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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Publication number: 20190381185Abstract: In some aspects, the invention relates to an antibody-drug conjugate, comprising an antibody; a linker; and at least two active agents. In preferred embodiments, the linker comprises a peptide sequence of a plurality of amino acids, and at least two of the active agents are covalently coupled to side chains of the amino acids. The antibody-drug conjugate may comprise a self-immolative group, preferably two-self-immolative groups. The linker may comprise an O-substituted oxime, e.g., wherein the oxygen atom of the oxime is substituted with a group that covalently links the oxime to the active agent; and the carbon atom of the oxime is substituted with a group that covalently links the oxime to the antibody.Type: ApplicationFiled: November 23, 2016Publication date: December 19, 2019Applicant: LegoChem Biosciences, Inc.Inventors: Yong Zu Kim, Yeong Soo Oh, Jeiwook Chae, Ho Young Song, Chul-Woong Chung, Yun Hee Park, Hyo Jung Choi, Kyung Eun Park, Hyoungrae Kim, Jinyeong Kim, Ji Young Min, Sung Min Kim, Byung soo Lee, Dong Hyun Woo, Ji Eun Jung, Su In Lee
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Patent number: 10383949Abstract: Provided are compounds comprising a self-immolative group, and the compounds comprising a self-immolative group according to the present invention may include a protein (for example, an oligopeptide, a polypeptide, an antibody, or the like) having substrate-specificity for a target and an active agent (for example, a drug, a toxin, a ligand, a detection probe, or the like) having a specific function or activity.Type: GrantFiled: June 11, 2018Date of Patent: August 20, 2019Assignee: LegoChem Biosciences, Inc.Inventors: Yong Zu Kim, Tae Kyo Park, Sung Ho Woo, Sun Young Kim, Jong Un Cho, Doo Hwan Jung, Ji Young Min, Hyang Sook Lee, Yun Hee Park, Jeong Hee Ryu, Kyu Man Oh, Yeong Soo Oh, Jeiwook Chae, Ho Young Song, Chul-Woong Chung, Jeon Yang
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Publication number: 20190151465Abstract: The present invention relates to antibody-drug conjugates (ADCs) wherein a plurality of active agents are conjugated to an antibody through at least one branched linker. The branched linker may comprise a branching unit, and two active agents are coupled to the branching unit through a secondary linker and the branching unit is coupled to the antibody by a primary linker. The active agents may be the same or different. In certain such embodiments, two or more such branched linkers are conjugated to the antibody, e.g., 2-4 branched linkers, which may each be coupled to a different C-terminal cysteine of a heavy or light chain of the antibody. The branched linker may comprise one active agent coupled to the branching unit by a first branch and a second branch that comprises a polyethylene glycol moiety coupled to the branching unit. In certain such embodiments, two or more such branched linkers are conjugated to the antibody, e.g.Type: ApplicationFiled: November 23, 2016Publication date: May 23, 2019Inventors: Yong Zu Kim, Yeong Soo Oh, Jeiwook Chae, Ho Young Song, Chul-Woong Chung, Yun Hee Park, Hyo Jung Choi, Kyung Eun Park, Hyoungrae Kim, Jinyeong Kim, Ji Young Min, Sung Min Kim, Byung Soo Lee, Dong Hyun Woo, Ji Eun Jung, Su In Lee
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Publication number: 20180353611Abstract: Provided are compounds comprising a self-immolative group, and the compounds comprising a self-immolative group according to the present invention may include a protein (for example, an oligopeptide, a polypeptide, an antibody, or the like) having substrate-specificity for a target and an active agent (for example, a drug, a toxin, a ligand, a detection probe, or the like) having a specific function or activity.Type: ApplicationFiled: June 11, 2018Publication date: December 13, 2018Inventors: Yong Zu Kim, Tae Kyo Park, Sung Ho Woo, Sun Young Kim, Jung Un Cho, Doo Hwan Jung, Ji Young Min, Hyang Sook Lee, Yun Hee Park, Jeong Hee Ryu, Kyu Man Oh, Yeong Soo Oh, Jeiwook Chae, Ho Young Song, Chul-Woong Chung, Jeon Yang
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Patent number: 9993568Abstract: Provided are methods of use of compounds comprising a self-immolative group, which compounds may include a protein (for example, an oligopeptide, a polypeptide, an antibody, or the like) having substrate-specificity for a target and an active agent (for example, a drug, a toxin, a ligand, a detection probe, or the like) having a specific function or activity.Type: GrantFiled: May 27, 2015Date of Patent: June 12, 2018Assignee: LegoChem Biosciences, Inc.Inventors: Yong Zu Kim, Tae Kyo Park, Sung Ho Woo, Sun Young Kim, Jong Un Cho, Doo Hwan Jung, Ji Young Min, Hyang Sook Lee, Yun Hee Park, Jeong Hee Ryu, Kyu Man Oh, Yeong Soo Oh, Jeiwook Chae, Ho Young Song, Chul-Woong Chung, Jeon Yang
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Patent number: 9919057Abstract: Provided are compounds comprising a self-immolative group, and the compounds comprising a self-immolative group according to the present invention may include a protein (for example, an oligopeptide, a polypeptide, an antibody, or the like) having substrate-specificity for a target and an active agent (for example, a drug, a toxin, a ligand, a detection probe, or the like) having a specific function or activity.Type: GrantFiled: September 25, 2015Date of Patent: March 20, 2018Assignee: LegoChem Biosciences, Inc.Inventors: Yong Zu Kim, Tae Kyo Park, Sung Ho Woo, Sun Young Kim, Jong Un Cho, Doo Hwan Jung, Jeon Yang, Ji Young Min, Hyang Sook Lee, Yun Hee Park, Jeong Hee Ryu, Kyu Man Oh, Yeong Soo Oh, Jeiwook Chae, Ho Young Song, Chul-Woong Chung
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Publication number: 20170095576Abstract: Provided are methods of use of compounds comprising a self-immolative group, which compounds may include a protein (for example, an oligopeptide, a polypeptide, an antibody, or the like) having substrate-specificity for a target and an active agent (for example, a drug, a toxin, a ligand, a detection probe, or the like) having a specific function or activity.Type: ApplicationFiled: May 27, 2015Publication date: April 6, 2017Applicant: LEGOCHEM BIOSCIENCES, INC.Inventors: Yong Zu Kim, Tae Kyo Park, Sung Ho Woo, Sun Young Kim, Jong Un Cho, Doo Hwan Jung, Ji Young Min, Hyang Sook Lee, Yun Hee Park, Jeong Hee Ryu, Kyu Man Oh, Yeong Soo Oh, Jeiwook Chae, Ho Young Song, Chul-Woong Chung, Jeon Yang
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Publication number: 20160184451Abstract: Provided are compounds comprising a self-immolative group, and the compounds comprising a self-immolative group according to the present invention may include a protein (for example, an oligopeptide, a polypeptide, an antibody, or the like) having substrate-specificity for a target and an active agent (for example, a drug, a toxin, a ligand, a detection probe, or the like) having a specific function or activity.Type: ApplicationFiled: September 25, 2015Publication date: June 30, 2016Inventors: Yong Zu Kim, Tae Kyo Park, Sung Ho Woo, Sun Young Kim, Jong Un Cho, Doo Hwan Jung, Jeon Yang, Ji Young Min, Hyang Sook Lee, Yun Hee Park, Jeong Hee Ryu, Kyu Man Oh, Yeong Soo Oh, Jeiwook Chae, Ho Young Song, Chul-Woong Chung
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Patent number: 8481537Abstract: The present invention relates to a pyridazinone derivative which can be used as a caspase inhibitor, process for the preparation thereof, and pharmaceutical composition for inhibiting caspase comprising the same.Type: GrantFiled: July 27, 2007Date of Patent: July 9, 2013Assignee: LG Life Sciences Ltd.Inventors: Hye Kyung Chang, Yeong Soo Oh, Yong Jin Jang
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Publication number: 20110166121Abstract: The present invention relates to a fused heterocyclic compound having the Formula 1, which is useful as a platelet aggregation inhibitor, a method for preparing the same, and a pharmaceutical composition for inhibiting platelet aggregation comprising the same.Type: ApplicationFiled: September 8, 2009Publication date: July 7, 2011Applicant: LG LIFE SCIENCES LTD.Inventors: Chang Seok Lee, Tae Hee Lee, Sook Kyung Yoon, Jeung Soon Choi, Yong Jin Jang, Sung Wook Kim, Hye Kyung Chang, Mi Jeong Park, Tae Hun Kim, Young Ha Ahn, Hee Dong Park, Hyun Jung Park, Dong Chul Lim, Joo Youn Lee, Sung Hack Lee, Wan Su Park, Yeong Soo Oh
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Publication number: 20100120843Abstract: The present invention relates to a pharmaceutical composition for treating alcohol-induced liver injury comprising (4S,5S)-5-fluoromethyl-5-hydroxy-4-({[(5R)-5-isopropyl-3-(isoquinolin-1-yl)-4,5-dihydro-5-isoxazolyl]carbonyl}amino)-dihydrofuran-2-one or pharmaceutically acceptable salt thereof, and a use thereof.Type: ApplicationFiled: November 13, 2008Publication date: May 13, 2010Applicant: LG Life Sciences Ltd.Inventors: Hye Kyung CHANG, Yeong Soo OH, Hyun Ik SHIN, Mi Jeong PARK, Jung Gyu PARK, Yong Han PAIK
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Publication number: 20100041661Abstract: The present invention relates to a pyridazinone derivative which can be used as a caspase inhibitor, process for the preparation thereof, and pharmaceutical composition for inhibiting caspase comprising the same.Type: ApplicationFiled: October 26, 2007Publication date: February 18, 2010Applicant: LG Life Sciences Ltd.Inventors: Hye Kyung Chang, Yeong Soo Oh, Yong Jin Jang, Sung Sub Kim, Kyeong Sik Min, Chul Woong Chung, Mi Jeong Park, Jung Gyu Park
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Publication number: 20100016376Abstract: The present invention relates to a pyridone derivative which can be used as a caspase inhibitor, process for the preparation thereof, and pharmaceutical composition for inhibiting caspase comprising the same.Type: ApplicationFiled: October 26, 2007Publication date: January 21, 2010Applicant: LG Life Sciences Ltd.Inventors: Hye Kyung Chang, Yeong Soo Oh, Yong Jin Jang, Sung Sub Kim, Kyeong Sik Min, Chul Woong Chung, Mi Jeong Park, Jung Gyu Park
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Publication number: 20090291959Abstract: The present invention relates to a pyridazinone derivative which can be used as a caspase inhibitor, process for the preparation thereof, and pharmaceutical composition for inhibiting caspase comprising the same.Type: ApplicationFiled: July 27, 2007Publication date: November 26, 2009Applicant: LG LIFE SCIENCES LTD.Inventors: Hye Kyung Chang, Yeong-Soo Oh, Yong-Jin Jang
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Patent number: 7557133Abstract: The present invention relates to an isoxazoline derivative as an inhibitor against various caspases, a process for preparing the same, and a therapeutic composition for preventing inflammation and apoptosis comprising the same.Type: GrantFiled: August 26, 2004Date of Patent: July 7, 2009Assignee: LG Life Sciences Ltd.Inventors: Hye-Kyung Chang, Yeong-Soo Oh, Cheol-Won Park, Yong-Jin Jang, Tae-Kyo Park, Sung-Sub Kim, Min-Jung Kim, Mi-Jeong Park, Jung-Gyu Park, Hee-Dong Park, Kyeong-Sik Min, Tae-Soo Lee, Sang-Kyun Lee, Soo-Hyeon Kim, Hee-Kyung Jeong, Sun-Hwa Lee, Hwa-Dong Kim, Ae-Ri Kim, Ki-Sook Park, Hyun-Ik Shin, Hyeong-Wook Choi, Kyu-Woong Lee, Jae-Hoon Lee, Tae-Ho Heo, Ho-Jun Kim, Tae-Sik Kwon, Jeong Hui Seong
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Publication number: 20060223848Abstract: The present invention relates to an isoxazoline derivative as an inhibitor against various caspases, a process for preparing the same, and a therapeutic composition for preventing inflammation and apoptosis comprising the sameType: ApplicationFiled: August 26, 2004Publication date: October 5, 2006Inventors: Hye-Kyung Chang, Yeong-Soo Oh, Cheol-Won Park, Yong-Jin Jang, Tae-Kyo Park, Sung-Sub Kim, Min-Jung Kim, Mi-Jeong Park, Jung-Gyu Park, Hee-Dong Park, Kyeong-Sik Min, Tae-Soo Lee, Sang-Kyun Lee, Soo-Hyeon Kim, Hee-Kyung Jeong, Sun-Hwa Lee, Hwa-Dong Kim, Ae-Ri Kim, Ki-Sook Park, Hyun-Ik Shin, Hyeong-Wook Choi, Kyu-Woong Lee, Jae-Hoon Lee, Tae-Ho Heo, Ho-Jun Kim, Tae-Sik Kwon
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Patent number: 5985899Abstract: The present invention relates to a novel selective thrombin inhibitor having the following formula (I), which is also effective by oral administration: ##STR1## in which R.sup.1 represents acetyl substituted with aryl or aryloxy, or represents sulfonyl substituted with substituted or unsubstituted aryl or N-containing heterocyclic group,X represents a group of formula ##STR2## R.sup.2 and R.sup.3 independently of one another represent hydrogen; cycloalkyl substituted or unsubstituted with carboxyl or alkoxycarbonyl; arylalkyloxy; hydroxy; or lower alkyl substituted or unsubstituted with carboxyl, alkoxycarbonyl or hydroxy, orR.sup.2 and R.sup.3 together with nitrogen atom to which they are attached can form a piperidine group substituted with carboxyl or alkoxycarbonyl,R.sup.4 represents hydrogen, lower alkyl or lower alkoxy,R.sup.Type: GrantFiled: November 10, 1997Date of Patent: November 16, 1999Assignee: LG Chemical Ltd.Inventors: Yeong Soo Oh, Sang Soo Kim, Sang Yeul Hwang, Mi Kyung Yun, Seong Ryul Hwang, Seong Won Hong, Yong Hee Lee, Yi Na Jeong, Koo Lee, You Seung Shin
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Patent number: 5977114Abstract: The present invention relates to a novel selective thrombin inhibitor having the following formula (I), which is also effective by oral administration: ##STR1## in which R.sup.1 represents acetyl substituted with aryl or aryloxy, or represents sulfonyl substituted with substituted or unsubstituted aryl or N-containing heterocyclic group,x represents a group of formula ##STR2## R.sup.2 and R.sup.3 independently of one another represent hydrogen; cycloalkyl substituted or unsubstituted with carboxyl or alkoxycarbonyl; arylalkyloxy; hydroxy; or lower alkyl substituted or unsubstituted with carboxyl, alkoxycarbonyl or hydroxy, orR.sup.2 and R.sup.3 together with nitrogen atom to which they are attached can form a piperidine group substituted with carboxyl or alkoxycarbonyl,R.sup.4 represents hydrogen, lower alkyl or lower alkoxy,R.sup.Type: GrantFiled: November 10, 1997Date of Patent: November 2, 1999Assignee: LG Chemical Ltd.Inventors: Yeong Soo Oh, Sang Soo Kim, Sang Yeul Hwang, Mi Kyung Yun, Seong Ryul Hwang, Seong Won Hong, Yong Hee Lee, Yi Na Jeong, Koo Lee, You Seung Shin
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Patent number: 5747535Abstract: The present invention relates to a novel selective thrombin inhibitor having the following formula (I), which is also effective by oral administration: ##STR1## in which R.sup.1 represents acetyl substituted with aryl or aryloxy, or represents sulfonyl substituted with substituted or unsubstituted aryl or N-containing heterocyclic group,X represents a group of formula ##STR2## R.sup.2 and R.sup.3 independently of one another represent hydrogen; cycloalkyl substituted or unsubstituted with carboxyl or alkoxycarbonyl; arylalkyloxy; hydroxy; or lower alkyl substituted or unsubstituted with carboxyl, alkoxycarbonyl or hydroxy, orR.sup.2 and R.sup.3 together with nitrogen atom to which they are attached can form a piperidine group substituted with carboxyl or alkoxycarbonyl,R.sup.4 represents hydrogen, lower alkyl or lower alkoxy,R.sup.Type: GrantFiled: January 16, 1996Date of Patent: May 5, 1998Assignee: LG Chemical Ltd.Inventors: Yeong Soo Oh, Sang Soo Kim, Sang Yeul Hwang, Mi Kyung Yun, Seong Ryul Hwang, Seong Won Hong, Yong Hee Lee, Yi Na Jeong, Koo Lee, You Seung Shin