Patents by Inventor Yinxiang Wang

Yinxiang Wang 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: 8822482
    Abstract: The invention relates to 4-[(3-ethynylphenyl)amino]-6,7-benzo-12-crown-quinazoline hydrochloride, its new crystalline forms, its therapeutic usage for treatment of diseases mediated by EGFR kinase and its combinatory therapeutic usage together with other therapeutic agents. The invention also provides synthetic methods for preparation of 4-[(3-ethynylphenyl)amino]-6,7-benzo-12-crown-quinazoline hydrochloride, its new crystalline forms, and the relevant synthetic intermediates for synthesis of 4-[(3-ethynylphenyl)amino]-6,7-benzo-12-crown-quinazoline hydrochloride.
    Type: Grant
    Filed: July 7, 2009
    Date of Patent: September 2, 2014
    Assignee: Beta Pharma, Inc.
    Inventors: Yinxiang Wang, Guojian Xie, Lieming Ding, Fenlai Tan, Yunyan Hu, Wei He, Bin Han, Wei Long, Yong Liu, Haima Ai, Charles Davis, Don Zhang
  • Patent number: 8742138
    Abstract: This invention relates to new compounds that can serve as hypoxia mimetics. This invention also relates to methods of increasing HIF levels or activity in a subject or treating a condition associated with HIF levels or activity in a subject by administering to the subject at least one of these compounds.
    Type: Grant
    Filed: July 14, 2010
    Date of Patent: June 3, 2014
    Assignees: Betta Pharmaceuticals Co., Ltd.
    Inventors: Xinshan Kang, Wei Long, Cunbo Ma, Yanping Wang, Hong Cao, Yinxiang Wang, Fenlai Tan, Yunyan Hu
  • Publication number: 20130225587
    Abstract: The compound of Formula (I), pharmaceutically acceptable salts thereof, solvates thereof, chelates thereof, non-covalent complexes thereof or produgs of compounds mentioned above or the mixture of any form above mentioned are provided. The use of the compounds in manufacturing a medicament for the treatment and/or prevention of diabetes, obesity and related disorders.
    Type: Application
    Filed: November 9, 2011
    Publication date: August 29, 2013
    Applicants: Zhejiang Beta Pharma Incorporation, Fujian Haixi Pharmaceuticals, Inc.
    Inventors: Xinshan Kang, Wei Long, Cunbo Ma, Yanping Wang, Xiaoyan Shen, Yunyan Hu, Fenlai Tan, Yinxiang Wang
  • Publication number: 20130203672
    Abstract: The present invention relates to novel analogs of glucagon like peptide and compositions that are useful for up-regulating insulin expression in mammals and for treating diabetes. In particular, these peptide derivatives have a peptide mimic linker and provides long duration of action for the treatment of diabetes and other insulinotropic peptide related diseases, gastrointestinal function and activities associated with glucagon levels.
    Type: Application
    Filed: May 17, 2010
    Publication date: August 8, 2013
    Inventors: Shaojing Hu, Fenlai Tan, Yanping Wang, Cunbo Ma, Yunyan Hu, Hong Cao, Xiangdong Zhao, Wei Long, Yinxiang Wang, Lieming Ding
  • Publication number: 20130123286
    Abstract: Certain novel fused quinazoline derivatives of formula (I) as c-Met inhibitors, their synthesis and their uses for treating a c-Met mediated disorder. Methods for treating a c-Met-mediated disorder are also disclosed in the invention.
    Type: Application
    Filed: July 14, 2011
    Publication date: May 16, 2013
    Inventors: Shaojing Hu, Fei Wang, Wei Long, Xiaoyan Shen, Fenlai Tan, Yinxiang Wang
  • Publication number: 20130053304
    Abstract: Provided is a glucagon-like peptide-1 (GLP-1) analogue shown as the following formula, wherein X is selected from glycine and glycinamide. The GLP-1 analogue has a non-proteogenic amino acid residue in position 8 relative to the sequence GLP-1, and is acylated with a moiety comprising two acidic groups to the lysine residue in position 26. The GLP-1 analogue is resistant to dipeptidyl peptidase IV so as to have an extended half-life in vivo. Also provided is a use of the GLP-1 analogue in conquering blood sugar.
    Type: Application
    Filed: April 29, 2011
    Publication date: February 28, 2013
    Inventors: Yinxiang Wang, Fenlai Tan, Shaojing Hu, Xiangdong Zhao, Cunbo Ma, Yanping Wang, Xiaoyan Shen, Lieming Ding, Yunyan Hu, Hong Cao, Wei Long
  • Publication number: 20120172399
    Abstract: This invention relates to new compounds that can serve as hypoxia mimetics. This invention also relates to methods of increasing HIF levels or activity in a subject or treating a condition associated with HIF levels or activity in a subject by administering to the subject at least one of these compounds.
    Type: Application
    Filed: July 14, 2010
    Publication date: July 5, 2012
    Inventors: Xinshan Kang, Wei Long, Cunbo Ma, Yanping Wang, Hong Cao, Yinxiang Wang, Fenlai Tan, Yunyan Hu
  • Publication number: 20110182882
    Abstract: The invention relates to 4-[(3-ethynylphenyl)amino]-6,7-benzo-12-crown-quinazoline hydrochloride, its new crystalline forms, its therapeutic usage for treatment of diseases mediated by EGFR kinase and its combinatory therapeutic usage together with other therapeutic agents. The invention also provides synthetic methods for preparation of 4-[(3-ethynylphenyl)amino]-6,7-benzo-12-crown-quinazoline hydrochloride, its new crystalline forms, and the relevant synthetic intermediates for synthesis of 4-[(3-ethynylphenyl)amino]-6,7-benzo-12-crown-quinazoline hydrochloride.
    Type: Application
    Filed: July 7, 2009
    Publication date: July 28, 2011
    Applicant: Beta Pharma, Inc.
    Inventors: Yinxiang Wang, Guojian Xie, Lieming Ding, Fenlai Tan, Yunyan Hu, Wei He, Bin Han, Wei Long, Yong Liu, Haima Ai, Charles Davis, Don Zhang
  • Patent number: 7078409
    Abstract: The present invention is directed to a compound having the structure wherein A is a 7–18 membered ring that comprises 0 to 6 heteroatoms selected from O, S, and N; R1 is selected from the group consisting of hydrogen, halogen, substituted or unsubstituted C1-8alkyl, substituted or unsubstituted C2-8alkenyl, substituted or unsubstituted C2-8alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, and substituted or unsubstituted heterocyclyl; m is an integer from 0 to 3; X is selected from the group consisting of NR2, CHR3, O, or S; wherein R2 and R3 are each individually H or C1-8alkyl; R is selected from the group consisting of unsubstituted aryl, and substituted or unsubstituted heteroaryl, substituted or unsubstituted aryl-(C1-3)alkyl, substituted or unsubstituted aryl-(C3-7)cycloalkyl, substituted or unsubstituted heteroaryl-(C1-3)alkyl, and substituted or unsubstituted heteroaryl-(C3-7)cycloalkyl; and pharmaceutically acceptable salts thereof; with the proviso that if A is
    Type: Grant
    Filed: March 26, 2003
    Date of Patent: July 18, 2006
    Assignee: Beta Pharma, Inc.
    Inventors: Don Zhang, Guojian Xie, Charles Davis, Zhengzhuang Cheng, Hang Chen, Yinxiang Wang, Mehrnaz Kamal
  • Patent number: 7030722
    Abstract: A high-temperature shutdown protecting relay comprises a base; a L copper pin and a N copper pin are provided on the base with resting contacts provided at their bottoms respectively; stretchy copper blades are provided on the base, which are fit to the L copper pin and the N copper pin respectively, with movable contacts provided thereon, which are fit to said resting contacts; a stand is provided on the base and above the stretchy copper blades; grooves are provided on the lower side of the stand with ceramic rods for insulating the stand from the stretchy copper blades embedded therein. The high-temperature shutdown protecting relay provided by the present utility model can keep normal operating property under high temperature.
    Type: Grant
    Filed: August 8, 2005
    Date of Patent: April 18, 2006
    Inventors: Fang Yu, Jianhua Han, Yinxiang Wang
  • Publication number: 20060055492
    Abstract: A high-temperature shutdown protecting relay comprises a base; a L copper pin and a N copper pin are provided on the base with resting contacts provided at their bottoms respectively; stretchy copper blades are provided on the base, which are fit to the L copper pin and the N copper pin respectively, with movable contacts provided thereon, which are fit to said resting contacts; a stand is provided on the base and above the stretchy copper blades; grooves are provided on the lower side of the stand with ceramic rods for insulating the stand from the stretchy copper blades embedded therein. The high-temperature shutdown protecting relay provided by the present utility model can keep normal operating property under high temperature.
    Type: Application
    Filed: August 8, 2005
    Publication date: March 16, 2006
    Inventors: Fang Yu, Jianhua Han, Yinxiang Wang
  • Publication number: 20040048883
    Abstract: The present invention is directed to a compound having the structure 1
    Type: Application
    Filed: March 26, 2003
    Publication date: March 11, 2004
    Inventors: Don Zhang, Guojian Xie, Charles Davis, Zhenzhuang Cheng, Hang Chen, Yinxiang Wang, Mehrnaz Kamal
  • Patent number: 6281014
    Abstract: The present invention encompasses an SH3 domain-containing TADG5 protein (SEQ ID No. 1), allelic variants or functional fragments thereof, a novel TADG5 DNA segment coding for the TADG5 protein (SEQ ID No. 2), allelic variants or functional fragments thereof, chimeric cells comprising the TADG5 DNA segment, expression vectors and plasmids comprising the TADG5 DNA segment and methods for producing the TADG5 protein. The present invention further encompasses methods of using the TADG5 protein (e.g., for gene regulation, etc.).
    Type: Grant
    Filed: July 1, 1999
    Date of Patent: August 28, 2001
    Assignee: The Board of Trustees of the University of Arkansas
    Inventors: Timothy J. O'Brien, Yinxiang Wang
  • Patent number: 6140074
    Abstract: The invention is a protein having the amino acid sequence of Seq. I.D. No. 1 or an allelic variation retaining the biological activity of the protein having the amino acid sequence of Seq. I.D. No. 1, a DNA segment coding for a protein according to claim 1, preferably DNA segment according to claim 2 having the sequence of Seq. I.D. No. 2, or a substitution analog or allelic variation of Seq. I.D. No. 2, a chimeric cell comprising the DNA segment coding for a protein of Seq. I.D. No. 1, preferably a chimeric cell comprising the DNA segment of Seq. I.D. No. 2, a vector comprising a DNA segment coding for a protein having Seq. I.D. No. 1 operably linked to a promoter. The invention provides a preferred vector comprising the following components operably linked from 5' to 3': (a) a promoter; (b) a signal sequence; (c) 5' portion of a highly expressed gene endogenous to a selected host cell, (d) a linker sequence; all preceding the nucleotide sequence coding for TADG5 protein.
    Type: Grant
    Filed: June 9, 1997
    Date of Patent: October 31, 2000
    Inventors: Timothy J. O'Brien, Yinxiang Wang