Patents by Inventor Chunxia Luo

Chunxia Luo 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: 20250171506
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: October 2, 2024
    Publication date: May 29, 2025
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20250145671
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: October 2, 2024
    Publication date: May 8, 2025
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20250145672
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: October 2, 2024
    Publication date: May 8, 2025
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20250136646
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: October 2, 2024
    Publication date: May 1, 2025
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20250136644
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: October 2, 2024
    Publication date: May 1, 2025
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20250136645
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: October 2, 2024
    Publication date: May 1, 2025
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20250122245
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: October 2, 2024
    Publication date: April 17, 2025
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20250122246
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: October 2, 2024
    Publication date: April 17, 2025
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20250109174
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: October 2, 2024
    Publication date: April 3, 2025
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20250101068
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: October 2, 2024
    Publication date: March 27, 2025
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20250092096
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: October 2, 2024
    Publication date: March 20, 2025
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20240400732
    Abstract: An ethylene-copolymerized olefin copolymer having a high comonomer dispersion index, a preparation method therefor, an application thereof, and a composition comprising an ethylene-?-olefin copolymer are disclosed. The ethylene-?-olefin copolymer contains 70-95 mol % a structural unit derived from ethylene and 5-30 mol % a structural unit derived from ?-olefin. The ?-olefin is an olefin having 5-10 carbon atoms. The dispersion index RMD of the ?-olefin structural unit in the molecular chain is greater than 102%. The ethylene-?-olefin copolymer has a high comonomer dispersion index.
    Type: Application
    Filed: September 28, 2022
    Publication date: December 5, 2024
    Inventors: Changjiang WU, Juan LI, Liping HOU, Wei WANG, Taoyi ZHANG, Chunxia LUO, Longgui ZHANG, Junpeng ZHENG, Gang ZHENG, Wenjie DU, Feifei GAO, Jianfang SHENG
  • Patent number: 12139514
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Grant
    Filed: January 19, 2022
    Date of Patent: November 12, 2024
    Assignee: SINOCELLTECH LTD.
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20220370590
    Abstract: The present invention relates to a multivalent HPV immunogenic composition for preventing human papillomavirus (HPV) related diseases or infections and uses thereof. Said multivalent HPV immunogenic composition comprises: HPV virus-like particles assembled from L1 proteins of HPV Types 6, 11, 16, 18, 31, 33, 45, 52, and 58; and one or more HPV virus-like particles assembled from L1 proteins of other pathogenic HPV types. In one embodiment, said one or more other pathogenic HPV types are selected from HPV Types 35, 39, 51, 56 and 59. In one embodiment, at least one of said HPV virus-like particles is a chimeric HPV virus-like particle, and said chimeric HPV virus-like particle comprises one or more chimeric HPV L1 proteins.
    Type: Application
    Filed: January 19, 2022
    Publication date: November 24, 2022
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Publication number: 20220281925
    Abstract: The present invention relates to chimeric papilloma virus L1 proteins and polynucleotides encoding thereof, and also to HPV virus-like particles and the preparation methods thereof. Said chimeric papilloma virus L1 protein comprises an N-terminal fragment derived from L1 protein of the first papilloma virus type, said N-terminal fragment maintains the immunogenicity of the L1 protein of the corresponding type of HPV; and a C-terminal fragment derived from L1 protein of the second papilloma virus type, said L1 protein of the second papilloma virus type has a better expression level and a better solubility compared to the L1 proteins of other HPV types; wherein said chimeric papilloma virus L1 proteins have the immunogenicity of the L1 proteins of the corresponding HPV types. Said chimeric papilloma virus L proteins have better expression amount and solubility for mass production of vaccines.
    Type: Application
    Filed: January 19, 2022
    Publication date: September 8, 2022
    Inventors: Liangzhi Xie, Chunxia Luo, Wei Zhang, Xiaoyan Suo, Lin Pang, Ping Hu
  • Patent number: 9481636
    Abstract: A N-benzylaniline derivative and uses thereof. The derivative is a compound represented by formula I or a pharmaceutically acceptable salt thereof. The compound protects against cerebral ischemia/reperfusion injury and has analgesic action for chronic pathologic pain, and may be used to treat cerebral apoplexy, neuropathic pain, and inflammatory pain. Moreover, because of the unique mechanism of action of the compound, the compound can be used to treat epilepsy, affective disorder, and neurodegenerative diseases.
    Type: Grant
    Filed: October 24, 2012
    Date of Patent: November 1, 2016
    Assignee: NANJING MEDICAL UNIVERSITY
    Inventors: Dongya Zhu, Fei Li, Chunxia Luo
  • Publication number: 20140303248
    Abstract: A N-benzylaniline derivative and uses thereof. The derivative is a compound represented by formula I or a pharmaceutically acceptable salt thereof. The compound protects against cerebral ischemia/reperfusion injury and has analgesic action for chronic pathologic pain, and may be used to treat cerebral apoplexy, neuropathic pain, and inflammatory pain. Moreover, because of the unique mechanism of action of the compound, the compound can be used to treat epilepsy, affective disorder, and neurodegenerative diseases.
    Type: Application
    Filed: October 24, 2012
    Publication date: October 9, 2014
    Inventors: Dongya Zhu, Fei Li, Chunxia Luo