Patents by Inventor Lianfa Li

Lianfa Li 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: 11408633
    Abstract: The present disclosure discloses a control method for a multi-split air conditioning system and a multi-split air-conditioning system, the multi-split air conditioning system, including a compressor and a plurality of indoor units respectively arranged on a plurality of parallel branches, the indoor unit including a fan and the control method including: in a cooling mode, when the multi-split air conditioning system needs oil return, the multi-split air conditioning system opening a branch where an indoor unit in an off state is located, determining whether the indoor unit has reached a dewing condition, opening the branch on which the indoor unit is located, and controlling the fan of the indoor unit according to a determination result.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: August 9, 2022
    Assignees: Gree Electric Appliances (Wuhan) Co., Ltd., Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Huachao Jiao, Shiqiang Zhang, Lianfa Wu, Jianguo Xiong, Bing Zhou, Zhiguang Huang, Donghui Li, Bo Qiu
  • Publication number: 20220047575
    Abstract: Compounds are provided that act as potent antagonists of the CCR(9) receptor. Animal testing demonstrates that these compounds are useful for treating inflammation, a hallmark disease for CCR(9). The compounds are generally aryl sulfonamide derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR(9)-mediated diseases, and as controls in assays for the identification of CCR(9) antagonists.
    Type: Application
    Filed: October 29, 2021
    Publication date: February 17, 2022
    Inventors: Xi CHEN, Junfa FAN, Pingchen FAN, Antoni KRASINSKI, Lianfa LI, Rebecca M. LUI, Jeffrey P. McMAHON, Jay P. POWERS, Yibin ZENG, Penglie ZHANG
  • Publication number: 20200197386
    Abstract: Compounds are provided that act as potent antagonists of the CCR(9) receptor. Animal testing demonstrates that these compounds are useful for treating inflammation, a hallmark disease for CCR(9). The compounds are generally aryl sulfonamide derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR(9)-mediated diseases, and as controls in assays for the identification of CCR(9) antagonists.
    Type: Application
    Filed: March 3, 2020
    Publication date: June 25, 2020
    Inventors: Xi CHEN, Junfa FAN, Pingchen FAN, Antoni KRASINSKI, Lianfa LI, Rebecca M. LUI, Jeffrey P. McMAHON, Jay P. POWERS, Yibin ZENG, Penglie ZHANG
  • Patent number: 10596163
    Abstract: Compounds are provided that act as potent antagonists of the CCR(9) receptor. Animal testing demonstrates that these compounds are useful for treating inflammation, a hallmark disease for CCR(9). The compounds are generally aryl sulfonamide derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR(9)-mediated diseases, and as controls in assays for the identification of CCR(9) antagonists.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: March 24, 2020
    Assignee: ChemoCentryx, Inc.
    Inventors: Xi Chen, Junfa Fan, Pingchen Fan, Antoni Krasinski, Lianfa Li, Rebecca M. Lui, Jeffrey P. McMahon, Jay P. Powers, Yibin Zeng, Penglie Zhang
  • Publication number: 20190060304
    Abstract: Compounds are provided that act as potent antagonists of the CCR(9) receptor. Animal testing demonstrates that these compounds are useful for treating inflammation, a hallmark disease for CCR(9). The compounds are generally aryl sulfonamide derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR(9)-mediated diseases, and as controls in assays for the identification of CCR(9) antagonists.
    Type: Application
    Filed: October 25, 2018
    Publication date: February 28, 2019
    Applicant: ChemoCentryx, Inc.
    Inventors: Xi CHEN, Junfa FAN, Pingchen FAN, Antoni KRASINSKI, Lianfa LI, Rebecca M. LUI, Jeffrey P. McMAHON, Jay P. POWERS, Yibin ZENG, Penglie ZHANG
  • Patent number: 10137120
    Abstract: Compounds are provided that act as potent antagonists of the CCR(9) receptor. Animal testing demonstrates that these compounds are useful for treating inflammation, a hallmark disease for CCR(9). The compounds are generally aryl sulfonamide derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR(9)-mediated diseases, and as controls in assays for the identification of CCR(9) antagonists.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: November 27, 2018
    Assignee: ChemoCentryx, Inc.
    Inventors: Xi Chen, Junfa Fan, Pingchen Fan, Antoni Krasinski, Lianfa Li, Rebecca M. Lui, Jeffrey P. McMahon, Jay P. Powers, Yibin Zeng, Penglie Zhang
  • Publication number: 20180250293
    Abstract: Compounds are provided that act as potent antagonists of the CCR1 receptor, and have in vivo anti-inflammatory activity. The compounds are generally aryl piperazine derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR1-mediated diseases, and as controls in assays for the identification of competitive CCR1 antagonists.
    Type: Application
    Filed: November 21, 2017
    Publication date: September 6, 2018
    Inventors: Penglie ZHANG, Andrew M.K. PENNELL, John J. Kim WRIGHT, Wei CHEN, Manmohan R. LELETI, Yandong LI, Lianfa LI, Yuan XU, Mark M. GLEASON, Yibin ZENG, Kevin Lloyd GREENMAN
  • Publication number: 20160296517
    Abstract: Compounds are provided that act as potent antagonists of the CCR1 receptor, and have in vivo anti-inflammatory activity. The compounds are generally aryl piperazine derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR1-mediated diseases, and as controls in assays for the identification of competitive CCR1 antagonists.
    Type: Application
    Filed: February 23, 2016
    Publication date: October 13, 2016
    Inventors: Penglie ZHANG, Andrew M. K. Pennell, John J. Kim Wright, Wei Chen, Manmohan R. Leleti, Yandong Li, Lianfa Li, Yuan Xu, Mark M. Gleason, Yibin Zeng, Kevin Lloyd Greenman
  • Patent number: 9296740
    Abstract: Compounds are provided that act as potent antagonists of the CCR1 receptor, and have in vivo anti-inflammatory activity. The compounds are generally aryl piperazine derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR1-mediated diseases, and as controls in assays for the identification of competitive CCR1 antagonists.
    Type: Grant
    Filed: February 22, 2013
    Date of Patent: March 29, 2016
    Assignee: ChemoCentryx, Inc.
    Inventors: Penglie Zhang, Andrew M. K. Pennell, John J. Kim Wright, Wei Chen, Manmohan R. Leleti, Yandong Li, Lianfa Li, Yuan Xu, Mark M. Gleason, Yibin Zeng, Kevin Lloyd Greenman
  • Publication number: 20150073017
    Abstract: Compounds are provided that act as potent antagonists of the CCR(9) receptor. Animal testing demonstrates that these compounds are useful for treating inflammation, a hallmark disease for CCR(9). The compounds are generally aryl sulfonamide derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR(9)-mediated diseases, and as controls in assays for the identification of CCR(9) antagonists.
    Type: Application
    Filed: November 14, 2014
    Publication date: March 12, 2015
    Inventors: Xi CHEN, Junfa FAN, Pingchen FAN, Antoni KRASINSKI, Lianfa LI, Rebecca M. LUI, Jeffrey P. McMAHON, Jay P. POWERS, Yibin ZENG, Penglie ZHANG
  • Patent number: 8916601
    Abstract: Compounds are provided that act as potent antagonists of the CCR(9) receptor. Animal testing demonstrates that these compounds are useful for treating inflammation, a hallmark disease for CCR(9). The compounds are generally aryl sulfonamide derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR(9)-mediated diseases, and as controls in assays for the identification of CCR(9) antagonists.
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: December 23, 2014
    Assignee: ChemoCentryx, Inc.
    Inventors: Xi Chen, Junfa Fan, Pingchen Fan, Antoni Krasinski, Lianfa Li, Rebecca M. Lui, Jeffrey P. McMahon, Jay P. Powers, Yibin Zeng, Penglie Zhang
  • Patent number: 8853202
    Abstract: Compounds having formula I, or pharmaceutically acceptable salts, hydrates or N-oxides thereof are provided and are useful for binding to CXCR7, and treating diseases that are dependent, at least in part, on CXCR7 activity. Accordingly, the present invention provides in further aspects, compositions containing one or more of the above-noted compounds in admixture with a pharmaceutically acceptable excipient.
    Type: Grant
    Filed: May 12, 2010
    Date of Patent: October 7, 2014
    Assignee: ChemoCentryx, Inc.
    Inventors: Xi Chen, Dean R. Dragoli, Pingchen Fan, Mark M. Gleason, Juan C. Jaen, Lianfa Li, Jeffrey P. McMahon, Jay Powers, Yibin Zeng, Penglie Zhang, Junfa Fan
  • Publication number: 20130338157
    Abstract: Compounds are provided that act as potent antagonists of the CCR1 receptor, and have in vivo anti-inflammatory activity. The compounds are generally aryl piperazine derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR1-mediated diseases, and as controls in assays for the identification of competitive CCR1 antagonists.
    Type: Application
    Filed: February 22, 2013
    Publication date: December 19, 2013
    Applicant: Chemocentryx, Inc.
    Inventors: Penglie Zhang, Andrew M.K. Pennell, John J. Kim Wright, Wei Chen, Manmohan R. Leleti, Yandong Li, Lianfa Li, Yuan Xu, Mark M. Gleason, Yibin Zeng, Kevin Lloyd Greenman
  • Patent number: 8481545
    Abstract: Compounds are provided that act as potent antagonists of the CCR1 receptor, and have in vivo anti-inflammatory activity. The compounds are 3-imidazoyl-pyrazolo[3,4-b]pyridine derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR1-mediated disease, and as controls in assays for the identification of competitive CCR1 antagonists.
    Type: Grant
    Filed: May 9, 2011
    Date of Patent: July 9, 2013
    Assignee: ChemoCentryx, Inc.
    Inventors: Lianfa Li, Andrew M. K. Pennell, Penglie Zhang
  • Patent number: 8383630
    Abstract: Provided are methods for the treatment of rheumatoid arthritis using compounds of formula Ia and Ib: or a pharmaceutically acceptable salt, hydrate or N-oxide thereof.
    Type: Grant
    Filed: July 1, 2010
    Date of Patent: February 26, 2013
    Assignee: Chemocentryx, Inc.
    Inventors: Penglie Zhang, Andrew M. K. Pennell, John J. Kim Wright, Wei Chen, Manmohan R. Leleti, Yandong Li, Lianfa Li, Yuan Xu
  • Patent number: 8288373
    Abstract: Compounds having formula I, or pharmaceutically acceptable salts, hydrates or N-oxides thereof are provided and are useful for binding to CXCR7, and treating diseases that are dependent, at least in part, on CXCR7 activity. Accordingly, the present invention provides in further aspects, compositions containing one or more of the above-noted compounds in admixture with a pharmaceutically acceptable excipient.
    Type: Grant
    Filed: November 4, 2009
    Date of Patent: October 16, 2012
    Assignee: Chemocentryx, Inc.
    Inventors: Xi Chen, Pingchen Fan, Mark M. Gleason, Juan C. Jaen, Lianfa Li, Jeffrey P. McMahon, Jay Powers, Yibin Zeng, Penglie Zhang
  • Publication number: 20120010214
    Abstract: Compounds are provided that act as potent antagonists of the CCR1 receptor, and have in vivo anti-inflammatory activity. The compounds are 3-imidazoyl-pyrazolo[3,4-b]pyridine derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR1-mediated disease, and as controls in assays for the identification of competitive CCR1 antagonists.
    Type: Application
    Filed: May 9, 2011
    Publication date: January 12, 2012
    Applicant: ChemoCentryx, Inc.
    Inventors: Lianfa Li, Andrew M.K. Pennell, Penglie Zhang
  • Patent number: 7960388
    Abstract: Compounds are provided that act as potent antagonists of the CCR1 receptor, and have in vivo anti-inflammatory activity. The compounds are 3-imidazoyl-pyrazolo[3,4-b]pyridine derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR1-mediated disease, and as controls in assays for the identification of competitive CCR1 antagonists.
    Type: Grant
    Filed: November 12, 2009
    Date of Patent: June 14, 2011
    Assignee: ChemoCentryx, Inc.
    Inventors: Lianfa Li, Andrew M.K. Pennell, Penglie Zhang
  • Publication number: 20110098308
    Abstract: Compounds are provided that act as potent antagonists of the CCR1 receptor, and have in vivo anti-inflammatory activity. The compounds are generally aryl piperazine derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR1-mediated diseases, and as controls in assays for the identification of competitive CCR1 antagonists.
    Type: Application
    Filed: July 1, 2010
    Publication date: April 28, 2011
    Applicant: Chemocentryx, Inc.
    Inventors: Penglie Zhang, Andrew M.K. Pennell, John J. Kim Wright, Wei Chen, Manmohan R. Leleti, Yandong Li, Lianfa Li, Yuan Xu, Mark M. Gleason, Yibin Zeng, Kevin Lloyd Greenman
  • Publication number: 20110014121
    Abstract: Compounds having formula I, or pharmaceutically acceptable salts, hydrates or N-oxides thereof are provided and are useful for binding to CXCR7, and treating diseases that are dependent, at least in part, on CXCR7 activity. Accordingly, the present invention provides in further aspects, compositions containing one or more of the above-noted compounds in admixture with a pharmaceutically acceptable excipient.
    Type: Application
    Filed: March 29, 2010
    Publication date: January 20, 2011
    Applicant: ChemoCentryx, Inc.
    Inventors: Xi Chen, Pingchen Fan, Mark M. Gleason, Juan C. Jaen, Lianfa Li, Jeffrey P. McMahon, Jay Powers, Yibin Zeng, Penglie Zhang