Patents by Inventor Kevin Kun-Chin Liu

Kevin Kun-Chin Liu 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).

  • Publication number: 20220380371
    Abstract: The present invention provides a compound of Formula (I): or an enantiomer, an enantiomeric mixture, or a pharmaceutically acceptable salt thereof; wherein the variables are as defined herein. The present invention further provides pharmaceutical compositions comprising such compounds; and methods of using such compounds for treating a disease or condition mediated by mixed lineage leukemia 1 (MLL).
    Type: Application
    Filed: September 18, 2020
    Publication date: December 1, 2022
    Inventors: Ming LI, Kevin Kun Chin LIU, Chunliang LU, Zhuming SUN, Jichen ZHAO, Yihui ZHU
  • Publication number: 20220289732
    Abstract: The present invention provides compounds of Formula (I) or a pharmaceutically acceptable salt thereof; (I) which are inhibitors of WDR5. The present invention also provides pharmaceutical compositions comprising such compounds, compositions comprising such compounds with an additional therapeutic agent and the therapeutic uses of such compounds.
    Type: Application
    Filed: August 7, 2020
    Publication date: September 15, 2022
    Inventors: Lichao FANG, Zhenting GAO, Xiangqing JIANG, Kevin Kun Chin LIU, Sing Yeung Frankie MAK, Counde OYANG, Ce WANG, Tao WANG, Jianping WU, Wu YINGMING, Qitao XIAO
  • Publication number: 20220280509
    Abstract: Provided aza-quinoline compounds of Formula (I), pharmaceutical compositions comprising such compounds; and the use of such compounds for treating a disease or condition mediate by Enhancer of Zeste Homolog 2 (EZH2), Polycomb Repressive Complex 2 (PRC2), or a combination thereof.
    Type: Application
    Filed: September 24, 2020
    Publication date: September 8, 2022
    Inventors: Ling LI, Xuan DAI, Michael DORE, Xiang-Ju Justin GU, Kevin Kun Chin LIU, Sing Yeung Frankie MAK, Yuan MI, Counde OYANG, Julien PAPILLON, Wei (Vicky) QI, Xiaoxia YAN, Zhengtian YU, Ji Yue (Jeff) ZHANG, Kehao ZHAO
  • Patent number: 9499490
    Abstract: The present invention provides a compound of the Formula: wherein X is selected from the group consisting of, R is selected from the group consisting of H and CH3; R1 is selected from the group consisting of H, CH3, F, Cl, OCH3, C(O)OH, C(O)NH2 or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: December 11, 2014
    Date of Patent: November 22, 2016
    Assignee: Eli Lilly and Company
    Inventors: Kevin Kun-Chin Liu, Yinong Xie, Liang Wu, Guoqiang Zhou
  • Publication number: 20160289195
    Abstract: The present invention provides a compound of the Formula: wherein X is selected from the group consisting of, R is selected from the group consisting of H and CH3; R1 is selected from the group consisting of H, CH3, F, Cl, OCH3, C(O)OH, C(O)NH2 or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: December 11, 2014
    Publication date: October 6, 2016
    Inventors: Kevin Kun-Chin Liu, Yinong Xie, Liang Wu, Guoqiang Zhou
  • Publication number: 20150203502
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts thereof, wherein Q, T, V, W, X, Y, Z, ring A, R1, R2, R3, R4, R5, R5a, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17 and m are defined herein. There novel pyrrolopyrimidine and purine derivatives are useful in the treatment of abnormal cell growth, such as cancer, in mammals. Additional embodiments relate to pharmaceutical compositions containing the compounds and to methods of using the compounds and compositions in the treatment of abnormal cell growth in mammals.
    Type: Application
    Filed: March 31, 2015
    Publication date: July 23, 2015
    Inventors: Hengmiao CHENG, Theodore Otto JOHNSON, JR., John Charles KATH, Kevin Kun-Chin LIU, Elizabeth Ann LUNNEY, Asako NAGATA, Sajiv Krishnan NAIR, Simon Paul PLANKEN, Scott Channing SUTTON
  • Patent number: 9040547
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts thereof, wherein Q, T, V, W, X, Y, Z, ring A, R1, R2, R3, R4, R5, R5a, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17 and m are defined herein. There novel pyrrolopyrimidine and purine derivatives are useful in the treatment of abnormal cell growth, such as cancer, in mammals. Additional embodiments relate to pharmaceutical compositions containing the compounds and to methods of using the compounds and compositions in the treatment of abnormal cell growth in mammals.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: May 26, 2015
    Assignee: PFIZER INC.
    Inventors: Hengmiao Cheng, Theodore Otto Johnson, Jr., John Charles Kath, Kevin Kun-Chin Liu, Elizabeth Ann Lunney, Asako Nagata, Sajiv Krishnan Nair, Simon Paul Planken, Scott Channing Sutton
  • Patent number: 8999981
    Abstract: The present invention relates to compounds and pharmaceutically acceptable salts of Formula (I): wherein X, R1, R2, R3, R4, R5, R6, R7, and R8 are as defined above. The invention further relates to pharmaceutical compositions comprising the compounds and pharmaceutically acceptable salts and to methods of treating diabetes mellitus and its complications (including in particular diabetic retinopathy, nephropathy or neuropathy), cancer, ischemia, inflammation, central nervous system disorders, cardiovascular disease, Alzheimer's disease and dermatological disease pression, viral diseases, inflammatory disorders, or diseases in which the liver is a target organ.
    Type: Grant
    Filed: January 6, 2012
    Date of Patent: April 7, 2015
    Assignees: Pfizer Inc., Pfizer Products Inc.
    Inventors: Iriny Botrous, Yufeng Hong, Hui Li, Kevin Kun-Chin Liu, Seiji Nukui, Min Teng, Eileen Valenzuela Tompkins, Chunfeng Yin
  • Publication number: 20130079324
    Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts thereof, wherein Q, T, V, W, X, Y, Z, ring A, R1, R2, R3, R4, R5, R5a, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17 and m are defined herein. There novel pyrrolopyrimidine and purine derivatives are useful in the treatment of abnormal cell growth, such as cancer, in mammals. Additional embodiments relate to pharmaceutical compositions containing the compounds and to methods of using the compounds and compositions in the treatment of abnormal cell growth in mammals.
    Type: Application
    Filed: September 14, 2012
    Publication date: March 28, 2013
    Inventors: Hengmiao Cheng, Theodore Otto Johnson, JR., John Charles Kath, Kevin Kun-Chin Liu, Elizabeth Ann Lunney, Asako Nagata, Sajiv Krishnan Nair, Simon Paul Planken, Scott Channing Sutton
  • Publication number: 20120108588
    Abstract: The present invention relates to compounds and pharmaceutically acceptable salts of Formula (I): wherein X, R1, R2, R3, R4, R5, R6, R7, and R8 are as defined above. The invention further relates to pharmaceutical compositions comprising the compounds and pharmaceutically acceptable salts and to methods of treating diabetes mellitus and its complications (including in particular diabetic retinopathy, nephropathy or neuropathy), cancer, ischemia, inflammation, central nervous system disorders, cardiovascular disease, Alzheimer's disease and dermatological disease pression, viral diseases, inflammatory disorders, or diseases in which the liver is a target organ.
    Type: Application
    Filed: January 6, 2012
    Publication date: May 3, 2012
    Applicant: Pfizer, Inc.
    Inventors: Iriny Botrous, Yufeng Hong, Hui Li, Kevin Kun-Chin Liu, Seiji Nukui, Min Teng, Eileen Valenzuela Tompkins, Chunfeng Yin
  • Patent number: 8114871
    Abstract: The present invention relates to compounds and pharmaceutically acceptable salts of Formula (I): wherein X, R1, R2, R3, R4, R5, R6, R7, and R8 are as defined above. The invention further relates to pharmaceutical compositions comprising the compounds and pharmaceutically acceptable salts and to methods of treating diabetes mellitus and its complications (including in particular diabetic retinopathy, nephropathy or neuropathy), cancer, ischemia, inflammation, central nervous system disorders, cardiovascular disease, Alzheimer's disease and dermatological disease pression, viral diseases, inflammatory disorders, or diseases in which the liver is a target organ.
    Type: Grant
    Filed: April 10, 2008
    Date of Patent: February 14, 2012
    Assignees: Pfizer Inc., Pfizer Products Inc.
    Inventors: Iriny Botrous, Yufeng Hong, Hui Li, Kevin Kun-Chin Liu, Seiji Nukui, Min Teng, Eileen Valenzuela Tompkins, Chunfeng Yin
  • Publication number: 20100249128
    Abstract: The present invention relates to compounds and pharmaceutically acceptable salts of Formula (I): wherein X, R1, R2, R3, R4, R5, R6, R7, and R8 are as defined above. The invention further relates to pharmaceutical compositions comprising the compounds and pharmaceutically acceptable salts and to methods of treating diabetes mellitus and its complications (including in particular diabetic retinopathy, nephropathy or neuropathy), cancer, ischemia, inflammation, central nervous system disorders, cardiovascular disease, Alzheimer's disease and dermatological disease pression, viral diseases, inflammatory disorders, or diseases in which the liver is a target organ.
    Type: Application
    Filed: April 10, 2008
    Publication date: September 30, 2010
    Inventors: Iriny Botrous, Yufeng Hong, Hui Li, Kevin Kun-Chin Liu, Seiji Nukui, Min Teng, Eileen Valenzuela Tompkins, Chunfeng Yin
  • Publication number: 20100004259
    Abstract: The present invention provides a tartrate salt of Formula (I), Formula I is also known as (7S)-7-[(5-fluoro-2-methyl-benzyl)oxy]-2-[(2R)-2-methylpiperazin-1-yl]-6,7-dihydro-5H-cyclopenta[b]pyridine. The tartrate salt is preferably crystalline. The tartrate salt of Formula I of the invention is useful in the treatment of diseases linked to activation of the 5HT2c receptor in animals including humans, for example, in the treatment of schizophrenia, cognitive deficits including cognitive deficits associated with schizophrenia, anxiety, depression, obsessive-compulsive disorder, epilepsy, obesity, sexual dysfunction, and urinary incontinence, among others.
    Type: Application
    Filed: January 24, 2008
    Publication date: January 7, 2010
    Inventors: Kevin Kun-Chin Liu, Yuan Zeng