Patents by Inventor Jae Chun Woo

Jae Chun Woo 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: 11878013
    Abstract: The present invention relates to a novel isoquinoline derivative, a preparing method thereof, and a pharmaceutical composition for preventing or treating autophagy related diseases containing the same as an active ingredient. The novel isoquinoline furanone derivative according to the present invention is capable of regulating autophagy activity, and thus, by using this derivative as an active ingredient, there is a useful effect that can be used as a pharmaceutical composition for preventing or treating autophagy-related diseases such as neurodegenerative diseases, cancer, metabolic diseases, inflammatory diseases or melanogenesis-related diseases, a health functional food composition for ameliorating thereof, or a cosmetic composition with a whitening function.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: January 23, 2024
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: Myung-Ae Bae, Dae-Seop Shin, Jung Yoon Yang, Kyu Seok Hwang, Seong Soon Kim, Byung Hoi Lee, Ki Young Kim, Won Hoon Jung, Jae Chun Woo
  • Publication number: 20230025531
    Abstract: The present invention relates to a novel isoquinoline derivative, a preparing method thereof, and a pharmaceutical composition for preventing or treating autophagy related diseases containing the same as an active ingredient. The novel isoquinoline furanone derivative according to the present invention is capable of regulating autophagy activity, and thus, by using this derivative as an active ingredient, there is a useful effect that can be used as a pharmaceutical composition for preventing or treating autophagy-related diseases such as neurodegenerative diseases, cancer, metabolic diseases, inflammatory diseases or melanogenesis-related diseases, a health functional food composition for ameliorating thereof, or a cosmetic composition with a whitening function.
    Type: Application
    Filed: July 2, 2021
    Publication date: January 26, 2023
    Inventors: Myung-Ae BAE, Dae-Seop SHIN, Jung Yoon YANG, Kyu Seok HWANG, Seong Soon KIM, Byung Hoi LEE, Ki Young KIM, Won Hoon JUNG, Jae Chun WOO
  • Patent number: 9303022
    Abstract: Provided is an industrial method for the preparation of [5-{(2,6-difluorobenzyloxy)methyl}-4,5-dihydro-5-methyl-3-(3-methylthiophene-2-yl)-isoxazole](common name: methiozolin) represented by Formula 1 that is a herbicidal substance in high-purity.
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: April 5, 2016
    Assignees: MOGHU RESEARCH CENTER LTD., KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Young Kwan Ko, Dong Wan Koo, Jae Chun Woo, Jae Wook Ryu, Suk Jin Koo, Ki Hwan Hwang, Dong Guk Lee, Kun Hoe Chung, Man Seok Jeon, Sung Hun Kim, Jong Su Lim, Nam Gyu Cho
  • Publication number: 20150158852
    Abstract: Provided is an industrial method for the preparation of [5-{(2,6-difluorobenzyloxy)methyl}-4,5-dihydro-5-methyl-3-(3-methylthiophene-2-yl)-isoxazole](common name: methiozolin) represented by Formula 1 that is a herbicidal substance in high-purity.
    Type: Application
    Filed: March 18, 2013
    Publication date: June 11, 2015
    Inventors: Young Kwan Ko, Dong Wan Koo, Jae Chun Woo, Jae Wook Ryu, Suk Jin Koo, Ki Hwan Hwang, Dong Guk Lee, Kun Hoe Chung, Man Seok Jeon, Sung Hun Kim, Jong Su Lim, Nam Gyu Cho
  • Patent number: 8193198
    Abstract: Disclosed are uracil compounds represented by Formula 1, a method for preparing the compounds, and a herbicide including the same as an active ingredient: wherein R1, R2, R3, R4, R5, X, Y, Z and W are the same as defined in the detailed description.
    Type: Grant
    Filed: September 24, 2009
    Date of Patent: June 5, 2012
    Assignees: Korea Research Institute of Chemical Technology, Dongbu HiTek Co., Ltd.
    Inventors: Young Kwan Ko, Kun Hoe Chung, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo, Dae Whang Kim, Tae Joon Kim, In Young Choi, Young Kwon Kim, Tae Hyun Oh, Jun Hyuk Choi, Mee Young Seok, Kyung Sung Kim, Bong Jin Chung
  • Publication number: 20110224083
    Abstract: Disclosed are uracil compounds represented by Formula 1, a method for preparing the compounds, and a herbicide including the same as an active ingredient: wherein R1, R2, R3, R4, R5, X, Y, Z and W are the same as defined in the detailed description.
    Type: Application
    Filed: September 24, 2009
    Publication date: September 15, 2011
    Applicants: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY, DONGBU HITEK CO., LTD.
    Inventors: Young Kwan Ko, Kun Hoe Chung, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo, Dae Whang Kim, Tae Joon Kim, In Young Choi, Young Kwon Kim, Tae Hyun Oh, Jun Hyuk Choi, Mee Young Seok, Kyung Sung Kim, Bong Jin Chung
  • Patent number: 6706917
    Abstract: The present invention relates to a preparing method of 2-phenylalkanoic acid derivatives and more particluarly, to the preparing method of 2-phenylalkanoic acid derivatives expressed by formula (1) from 5,6-dihydro-2(4H)-benzofuranone as a starting material in the presence of a catalyst, organic acid alkali metal salt, in a mild condition, wherein R1 prepresents benzoyl, naphthoyl, nicotinoyl, furoyl or thenoyl group; and R2 prepresents a hydrogen atom or C1-C6 alkyl group.
    Type: Grant
    Filed: July 3, 2002
    Date of Patent: March 16, 2004
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: Dae Whang Kim, Hae Sung Chang, Young Kwan Ko, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo
  • Patent number: 6600048
    Abstract: The present invention relates to novel herbicidal phenoxypropionic acid N-alkyl-N-2-fluorophenyl amide compounds represented in the following formula (1), a method for preparing thereof, their use to control barnyard grass produced from rice and composition as suitable herbicides. wherein, R is methyl or ethyl group; X is hydrogen, halogen, cyano, C1˜C6 alkyl, C1˜C6 alkoxy, C1˜C3 haloalkyl substituted with 1 to 3 of halogen atom(s), C1˜C3 haloalkoxy substituted with 1 to 3 of halogen atom(s), C2˜C4 alkoxyalkoxy, phenox,benzyloxy, C2˜C6 alkenyl, C2˜C6 alkinyl, C2˜C6 alkenyloxy, C2˜C6 alkinyloxy, or phenyl group; Y is hydrogen or fluoro; n is an integer of 1 or 2 and when n is 2, X can be in a combination of other substituents.
    Type: Grant
    Filed: July 30, 2002
    Date of Patent: July 29, 2003
    Assignee: Dongbu Hannong Chemical Co., Ltd.
    Inventors: Dae Whang Kim, Hae Sung Chang, Young Kwan Ko, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo, Jin Seog Kim
  • Publication number: 20030096706
    Abstract: The present invention relates to novel 1
    Type: Application
    Filed: July 30, 2002
    Publication date: May 22, 2003
    Applicant: Dongbu Hannong Chemical Co., Ltd.
    Inventors: Dae Whang Kim, Hae Sung Chang, Young Kwan Ko, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo, Jin Seog Kim
  • Patent number: 6489268
    Abstract: The present invention relates to high selective herbicidal phenoxypropionic acid alkoxycarbonyl anilid compounds represented in formula 1, method of preparing thereof, their use to control barnyard grass produced from rice, and a composition as suitable herbicides, wherein R is a hydrogen atom, methyl or ethyl group; R1 is a hydrogen atom, C1-C6 alkyl, C1-C6 alkyl substituted with 1 to 3 of the group consisting of hydroxy, carboxyl, and a halogen atom, C3-C6 cycloalkyl, C3-C4 alkenyl, C3-C4 alkinyl, or C2-C4 alkoxyalkyl group; n is an integer of 1 or 2 and when n is 2, R1 can be a combination of other substituents.
    Type: Grant
    Filed: January 29, 2002
    Date of Patent: December 3, 2002
    Assignee: Dongbu Hannong Chemical Co., Ltd.
    Inventors: Dae Whang Kim, Hae Sung Chang, Young Kwan Ko, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo, Tae-Joon Kim
  • Patent number: 6486098
    Abstract: The present invention relates to novel herbicidal phenoxypropionic acid N-alkyl-N-2-fluorophenyl amides represented in formula (1), a method for preparing thereof, their use to control barnyard grass produced from rice and composition as suitable herbicides. In said formula, R is methyl or ethyl group; X is hydrogen, halogen, cyano, C1˜C6 alkyl, C1˜C6 alkoxy, C1˜C3 haloalkyl substituted with 1 to 3 of halogen atom(s), C1˜C3 haloalkoxy substituted with 1 to 3 of halogen atom(s), C2˜C4 alkoxyalkoxy, phenoxy, benzyloxy, C2˜C6 alkenyl, C2˜C6 alkinyl, C2˜C6 alkkenyloxy, C2˜C6 alkinyloxy, or phenyl group; Y is hydrogen or fluoro; n is an integer of 1 or 2 and when n is 2, X can be in a combination of other substituents.
    Type: Grant
    Filed: February 20, 2001
    Date of Patent: November 26, 2002
    Assignee: Dongbu Hannong Chemical Co. Ltd.
    Inventors: Dae Whang Kim, Hae Sung Chang, Young Kwan Ko, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo, Jin Seog Kim
  • Patent number: 6222060
    Abstract: A process for preparing an o-(carboalkoxy)phenylmethanesulfonyl chloride derivative of formula (1), wherein: X is chosen from a hydrogen atom, halogen atoms, C1 to C6 alkyl groups, C1 to C6 haloalkyl groups, C1 to C6 alkoxy groups, C1 to C6 alkoxycarbonyl groups, a nitro group, and a phenyl group; R is chosen from C1 to C6 alkyl groups, C1 to C6 haloalkyl groups, and C3 to C6 cycloalkyl groups; and n is chosen from integers ranging from 1 to 4, is discussed.
    Type: Grant
    Filed: March 28, 2000
    Date of Patent: April 24, 2001
    Assignee: Korean Research Institute of Chemical Technology
    Inventors: Dae Whang Kim, Young Kwan Ko, Dong Wan Koo, Hae Sung Chang, Jae Wook Ryu, Jae Chun Woo
  • Patent number: 5461024
    Abstract: A novel thiophenesulfonylurea derivative having herbicidal activity, having the formula (I): ##STR1## wherein the substituents are herein described.
    Type: Grant
    Filed: December 9, 1993
    Date of Patent: October 24, 1995
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: Dae-Whang Kim, Dong Ju Jeon, Sang Soon Park, Jae Chun Woo, Tae Jun Kim
  • Patent number: 5077423
    Abstract: S-(N-alkoxycarbonyl, N-substituted)amino methyl isothiourea derivative, which is a useful intermediate for the production of 1,3,5-thiadiazine-4-one derivative, is disclosed. The above compound can be produced by reacting the carbamate compound of the formula(II) with the thiourea compound of the formula(III).
    Type: Grant
    Filed: August 8, 1989
    Date of Patent: December 31, 1991
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: Dae-Whang Kim, Sung-Yeap Hong, Jae-Wook Ryu, Jae-Chun Woo